https://cashx.lk/static/AWSRekognition-d433d286.js

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1const TE=10,CE=10,NE=1e3,pm=()=>{var t;if(!Yi){if(Yi=EE(),jl)for(;Tl.length;)(t=Tl.pop())==null||t();else Tl.forEach(e=>{e()});Yy(Jt.ServerSideUnknown,TE),Yy(Jt.WebUnknown,CE)}return Yi},AE=t=>{jl||Tl.push(t)};function $E(){Yi=void 0}function Yy(t,e){Yi===t&&!jl&&setTimeout(()=>{$E(),jl=!0,setTimeout(pm,NE)},e)}const RE={},DE=(t,e)=>{var n,r;return(r=(n=RE[t])==null?void 0:n[e])==null?void 0:r.additionalDetails},H0="aws-amplify",U0=t=>t.replace(/\+.*/,"");class FE{constructor(){this.userAgent="".concat(H0,"/").concat(U0(W0))}get framework(){return pm()}get isReactNative(){return this.framework===Jt.ReactNative||this.framework===Jt.Expo}observeFrameworkChanges(e){AE(e)}}new FE;const ME=({category:t,action:e}={})=>{const n=[[H0,U0(W0)]];if(t&&n.push([t,e]),n.push(["framework",pm()]),t&&e){const r=DE(t,e);r&&r.forEach(s=>{n.push(s)})}return n},OE=t=>ME(t).map(([r,s])=>r&&s?"".concat(r,"/").concat(s):r).join(" "),Jy=new es("Auth");class PE{configure(e,n){var r,s;this.authConfig=e,this.authOptions=n,e&&((r=e.Cognito)!=null&&r.userPoolEndpoint)&&Jy.warn(Qy("Amazon Cognito User Pool")),e&&((s=e.Cognito)!=null&&s.identityPoolEndpoint)&&Jy.warn(Qy("Amazon Cognito Identity Pool"))}async fetchAuthSession(e={}){var a,o,i,l,u,c;let n,r;const s=await this.getTokens(e);return s?(r=(o=(a=s.accessToken)==null?void 0:a.payload)==null?void 0:o.sub,n=await((l=(i=this.authOptions)==null?void 0:i.credentialsProvider)==null?void 0:l.getCredentialsAndIdentityId({authConfig:this.authConfig,tokens:s,authenticated:!0,forceRefresh:e.forceRefresh}))):n=await((c=(u=this.authOptions)==null?void 0:u.credentialsProvider)==null?void 0:c.getCredentialsAndIdentityId({authConfig:this.authConfig,authenticated:!1,forceRefresh:e.forceRefresh})),{tokens:s,credentials:n==null?void 0:n.credentials,identityId:n==null?void 0:n.identityId,userSub:r}}async clearCredentials(){var e,n;await((n=(e=this.authOptions)==null?void 0:e.credentialsProvider)==null?void 0:n.clearCredentialsAndIdentityId())}async getTokens(e){var n,r,s;return(s=await((r=(n=this.authOptions)==null?void 0:n.tokenProvider)==null?void 0:r.getTokens(e)))!=null?s:void 0}}const Qy=t=>"You are using a custom Amazon ".concat(t," endpoint, ensure the endpoint is correct.");class BE{constructor(){this.oAuthListener=void 0,this.isConfigured=!1,this.resourcesConfig={},this.libraryOptions={},this.Auth=new PE}configure(e,n){var s,a,o,i,l;const r=eE(e);this.resourcesConfig=r,n&&(this.libraryOptions=n),this.resourcesConfig=B0(this.resourcesConfig),this.Auth.configure(this.resourcesConfig.Auth,this.libraryOptions.Auth),((s=this.resourcesConfig.Analytics)!=null&&s.Pinpoint||(o=(a=this.resourcesConfig.Notifications)==null?void 0:a.InAppMessaging)!=null&&o.Pinpoint||(l=(i=this.resourcesConfig.Notifications)==null?void 0:i.PushNotification)!=null&&l.Pinpoint)&&console.warn("AWS will end support for Amazon Pinpoint on October 30, 2026. The guidance is to use AWS End User Messaging for push notifications and SMS, Amazon Simple Email Service for sending emails, Amazon Connect for campaigns, journeys, endpoints, and engagement analytics. Pinpoint recommends Amazon Kinesis for event collection and mobile analytics."),C3.dis

1patch("core",{event:"configure",data:this.resourcesConfig},"Configure",P0),this.notifyOAuthListener(),this.isConfigured=!0}getConfig(){return this.isConfigured||console.warn("Amplify has not been configured. Please call Amplify.configure() before using this service."),this.resourcesConfig}[O3](e){var n,r,s;(r=(n=this.resourcesConfig.Auth)==null?void 0:n.Cognito.loginWith)!=null&&r.oauth?e((s=this.resourcesConfig.Auth)==null?void 0:s.Cognito):this.oAuthListener=e}notifyOAuthListener(){var e,n,r;!((n=(e=this.resourcesConfig.Auth)==null?void 0:e.Cognito.loginWith)!=null&&n.oauth)||!this.oAuthListener||(this.oAuthListener((r=this.resourcesConfig.Auth)==null?void 0:r.Cognito),this.oAuthListener=void 0)}}const LE=new BE,WE=(t,e)=>t.Auth.fetchAuthSession(e),zE=t=>WE(LE,t),V0=5*60*1e3;function HE(t=V0){return r=>{const s=2**r*100+100*Math.random();return s>t?!1:s}}const UE=(t,e,n=V0,r)=>A3(t,e,HE(n),r);var j0={exports:{}},G0={},q0={exports:{}},K0={};/**
2 * @license React
3 * use-sync-external-store-shim.production.min.js
4 *
5 * Copyright (c) Facebook, Inc. and its affiliates.
6 *
7 * This source code is licensed under the MIT license found in the
8 * LICENSE file in the root directory of this source tree.
9 */var jo=G;function VE(t,e){return t===e&&(t!==0||1/t===1/e)||t!==t&&e!==e}var jE=typeof Object.is=="function"?Object.is:VE,GE=jo.useState,qE=jo.useEffect,KE=jo.useLayoutEffect,XE=jo.useDebugValue;function YE(t,e){var n=e(),r=GE({inst:{value:n,getSnapshot:e}}),s=r[0].inst,a=r[1];return KE(function(){s.value=n,s.getSnapshot=e,mp(s)&&a({inst:s})},[t,n,e]),qE(function(){return mp(s)&&a({inst:s}),t(function(){mp(s)&&a({inst:s})})},[t]),XE(n),n}function mp(t){var e=t.getSnapshot;t=t.value;try{var n=e();return!jE(t,n)}catch(r){return!0}}function JE(t,e){return e()}var QE=typeof window>"u"||typeof window.document>"u"||typeof window.document.createElement>"u"?JE:YE;K0.useSyncExternalStore=jo.useSyncExternalStore!==void 0?jo.useSyncExternalStore:QE;q0.exports=K0;var ZE=q0.exports;/**
10 * @license React
11 * use-sync-external-store-shim/with-selector.production.min.js
12 *
13 * Copyright (c) Facebook, Inc. and its affiliates.
14 *
15 * This source code is licensed under the MIT license found in the
16 * LICENSE file in the root directory of this source tree.
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t({value:e.value,context:n,_event:e._event,_sessionid:null,historyValue:e.historyValue,history:e.history,actions:[],activities:e.activities,meta:{},events:[],configuration:[],transitions:[],children:{}}):e;var r=Bo;return new t({value:e,context:n,_event:r,_sessionid:null,historyValue:void 0,history:void 0,actions:[],activities:void 0,meta:void 0,events:[],configuration:[],transitions:[],children:{}})},t.create=function(e){return new t(e)},t.inert=function(e,n){if(e instanceof t){if(!e.actions.length)return e;var r=Bo;return new t({value:e.value,context:n,_event:r,_sessionid:null,historyValue:e.historyValue,history:e.history,activities:e.activities,configuration:e.configuration,transitions:[],children:{}})}return t.from(e,n)},t.prototype.toStrings=function(e,n){var r=this;if(e===void 0&&(e=this.value),n===void 0&&(n="."),pt(e))return[e];var s=Object.keys(e);return s.concat.apply(s,Lt([],ut(s.map(function(a){return r.toStrings(e[a],n).map(function(o){return a+n+o})})),!1))},t.prototype.toJSON=function(){var e=this;e.configuration,e.transitions;var n=e.tags;e.machine;var r=hm(e,["configuration","transitions","tags","machine"]);return me(me({},r),{tags:Array.from(n)})},t.prototype.matches=function(e){return ym(e,this.value)},t.prototype.hasTag=function(e){return this.tags.has(e)},t.prototype.can=function(e){var n;ST(!!this.machine);var r=(n=this.machine)===null||n===void 0?void 0:n.getTransitionData(this,e);return!!(r!=null&&r.transitions.length)&&r.transitions.some(function(s){return s.target!==void 0||s.actions.length})},t}(),GT={deferEvents:!1},av=function(){function t(e){this.processingEvent=!1,this.queue=[],this.initialized=!1,this.options=me(me({},GT),e)}return t.prototype.initialize=function(e){if(this.initialized=!0,e){if(!this.options.deferEvents){this.schedule(e);return}this.process(e)}this.flushEvents()},t.prototype.schedule=function(e){if(!this.initialized||this.processingEvent){this.queue.push(e);return}if(this.queue.length!==0)throw new Error("Event queue should be empty when it is not processing events");this.process(e),this.flushEvents()},t.prototype.clear=function(){this.queue=[]},t.prototype.flushEvents=function(){for(var e=this.queue.shift();e;)this.process(e),e=this.queue.shift()},t.prototype.process=function(e){this.processingEvent=!0;try{e()}catch(n){throw this.clear(),n}finally{this.processingEvent=!1}},t}(),gp=new Map,qT=0,Ci={bookId:function(){return"x:".concat(qT++)},register:function(t,e){return gp.set(t,e),t},get:function(t){return gp.get(t)},free:function(t){gp.delete(t)}};function wm(){if(typeof globalThis<"u")return globalThis;if(typeof self<"u")return self;if(typeof window<"u")return window;if(typeof global<"u")return global}function KT(){var t=wm();if(t&&"__xstate__"in t)return t.__xstate__}function XT(t){if(wm()){var e=KT();e&&e.register(t)}}function YT(t,e){e===void 0&&(e={});var n=t.initialState,r=new Set,s=[],a=!1,o=function(){if(!a){for(a=!0;s.length>0;){var u=s.shift();n=t.transition(n,u,l),r.forEach(function(c){return c.next(n)})}a=!1}},i=WT({id:e.id,send:function(u){s.push(u),o()},getSnapshot:function(){return n},subscribe:function(u,c,d){var f=Qi(u,c,d);return r.add(f),f.next(n),{unsubscribe:function(){r.delete(f)}}}}),l={parent:e.parent,self:i,id:e.id||"anonymous",observers:r};return n=t.start?t.start(l):n,i}var ch={sync:!1,autoForward:!1},an;(function(t){t[t.NotStarted=0]="NotStarted",t[t.Running=1]="Running",t[t.Stopped=2]="Stopped"})(an||(an={}));var JT=function(){function t(e,n){n===void 0&&(n=t.defaultOptions);var r=this;this.machine=e,this.delayedEventsMap={},this.listeners=new Set,this.contextListeners=new Set,this.stopListeners=new Set,this.doneListeners=new Set,this.eventListeners=new Set,this.sendListeners=new Set,this.initialized=!1,this.status=an.NotStarted,this.children=new Map,this.forwardTo=new Set,this._outgoingQueue=[],this.init=this.start,this.send=function(c,d){if(ai(c))return r.batch(c),r.state;var f=wn(Du(c,d));if(r.status===an.Stopped)return r.state;if(r.status!==an.Running&&!r.options.deferEvents)throw new Error('Event "'.concat(f.name,'" was sent to uninitialized service "').concat(r.machine.id,'". Make sure .start() is called for this service, or set { deferEvents: true } in the service options.\nEvent: ').concat(JSON.stringify(f.data)));return r.scheduler.schedule(function(){r.forward(f);var p=r._nextState(f);r.update(p,f)}),r._state},this.sendTo=function(c,d,f){var p=r.parent&&(d===Go.Parent||r.parent.id===d),h=p?r.parent:pt(d)?d===Go.Internal?r:r.children.get(d)||Ci.get(d):_T(d)?d:void 0;if(!h){if(!p)throw new Error("Unable to send event to child '".concat(d,"' from service '").concat(r.id,"'."));return}if("machine"in h){if(r.status!==an.Stopped||r.parent!==h||r.state.done){var m=me(me({},c),{name:c.name===uT?"".concat(Li(r.id)):c.name,origin:r.sessionId});!f&&r.machine.config.predictableActionArguments?r._outgoingQueue.push([h,m]):h.send(m)}}else!f&&r.machine.config.predictableActionArguments?r._outgoingQueue.push([h,c.data]):h.send(c.data)},this._exec=function(c,d,f,p){p===void 0&&(p=r.machine.options.actions);var h=c.exec||oh(c.type,p),m=ht(h)?h:h?h.exec:c.exec;if(m)try{return m(d,f.data,r.machine.config.predictableActionArguments?{action:c,_event:f}:{action:c,state:r.state,_event:f})}catch(H){throw r.parent&&r.parent.send({type:"xstate.error",data:H}),H}switch(c.type){case Oc:{var g=c;r.defer(g);break}case Ru:var v=c;if(typeof v.delay=="number"){r.defer(v);return}else v.to?r.sendTo(v._event,v.to,f===Bo):r.send(v._event);break;case Y0:r.cancel(c.sendId);break;case th:{if(r.status!==an.Running)return;var b=c.activity;if(!r.machine.config.predictableActionArguments&&!r.state.activities[b.id||b.type])break;if(b.type===Et.Invoke){var w=a1(b.src),S=r.machine.options.services?r.machine.options.services[w.type]:void 0,I=b.id,E=b.data,T="autoForward"in b?b.autoForward:!!b.forward;if(!S)return;var D=E?ql(E,d,f):void 0;if(typeof S=="string")return;var R=ht(S)?S(d,f.data,{data:D,src:w,meta:b.meta}):S;if(!R)return;var $=void 0;qo(R)&&(R=D?R.withContext(D):R,$={autoForward:T}),r.spawn(R,I,$)}else r.spawnActivity(b);break}case mm:{r.stopChild(c.activity.id);break}case J0:var M=c,B=M.label,z=M.value;B?r.logger(B,z):r.logger(z);break}};var s=me(me({},t.defaultOptions),n),a=s.clock,o=s.logger,i=s.parent,l=s.id,u=l!==void 0?l:e.id;this.id=u,this.logger=o,this.clock=a,this.parent=i,this.options=s,this.scheduler=new av({deferEvents:this.options.deferEvents}),this.sessionId=Ci.bookId()}return Object.defineProperty(t.prototype,"initialState",{get:function(){var e=this;return this._initialState?this._initialState:Eo(this,function(){return e._initialState=e.machine.initialState,e._initialState})}

30,enumerable:!1,configurable:!0}),Object.defineProperty(t.prototype,"state",{get:function(){return this._state},enumerable:!1,configurable:!0}),t.prototype.execute=function(e,n){var r,s;try{for(var a=at(e.actions),o=a.next();!o.done;o=a.next()){var i=o.value;this.exec(i,e,n)}}catch(l){r={error:l}}finally{try{o&&!o.done&&(s=a.return)&&s.call(a)}finally{if(r)throw r.error}}},t.prototype.update=function(e,n){var r,s,a,o,i,l,u,c,d=this;if(e._sessionid=this.sessionId,this._state=e,(!this.machine.config.predictableActionArguments||n===Bo)&&this.options.execute)this.execute(this.state);else for(var f=void 0;f=this._outgoingQueue.shift();)f[0].send(f[1]);if(this.children.forEach(function(R){d.state.children[R.id]=R}),this.devTools&&this.devTools.send(n.data,e),e.event)try{for(var p=at(this.eventListeners),h=p.next();!h.done;h=p.next()){var m=h.value;m(e.event)}}catch(R){r={error:R}}finally{try{h&&!h.done&&(s=p.return)&&s.call(p)}finally{if(r)throw r.error}}try{for(var g=at(this.listeners),v=g.next();!v.done;v=g.next()){var m=v.value;m(e,e.event)}}catch(R){a={error:R}}finally{try{v&&!v.done&&(o=g.return)&&o.call(g)}finally{if(a)throw a.error}}try{for(var b=at(this.contextListeners),w=b.next();!w.done;w=b.next()){var S=w.value;S(this.state.context,this.state.history?this.state.history.context:void 0)}}catch(R){i={error:R}}finally{try{w&&!w.done&&(l=b.return)&&l.call(b)}finally{if(i)throw i.error}}if(this.state.done){var I=e.configuration.find(function(R){return R.type==="final"&&R.parent===d.machine}),E=I&&I.doneData?ql(I.doneData,e.context,n):void 0;this._doneEvent=$l(this.id,E);try{for(var T=at(this.doneListeners),D=T.next();!D.done;D=T.next()){var m=D.value;m(this._doneEvent)}}catch(R){u={error:R}}finally{try{D&&!D.done&&(c=T.return)&&c.call(T)}finally{if(u)throw u.error}}this._stop(),this._stopChildren(),Ci.free(this.sessionId)}},t.prototype.onTransition=function(e){return this.listeners.add(e),this.status===an.Running&&e(this.state,this.state.event),this},t.prototype.subscribe=function(e,n,r){var s=this,a=Qi(e,n,r);this.listeners.add(a.next),this.status!==an.NotStarted&&a.next(this.state);var o=function(){s.doneListeners.delete(o),s.stopListeners.delete(o),a.complete()};return this.status===an.Stopped?a.complete():(this.onDone(o),this.onStop(o)),{unsubscribe:function(){s.listeners.delete(a.next),s.doneListeners.delete(o),s.stopListeners.delete(o)}}},t.prototype.onEvent=function(e){return this.eventListeners.add(e),this},t.prototype.onSend=function(e){return this.sendListeners.add(e),this},t.prototype.onChange=function(e){return this.contextListeners.add(e),this},t.prototype.onStop=function(e){return this.stopListeners.add(e),this},t.prototype.onDone=function(e){return this.status===an.Stopped&&this._doneEvent?e(this._doneEvent):this.doneListeners.add(e),this},t.prototype.off=function(e){return this.listeners.delete(e),this.eventListeners.delete(e),this.sendListeners.delete(e),this.stopListeners.delete(e),this.doneListeners.delete(e),this.contextListeners.delete(e),this},t.prototype.start=function(e){var n=this;if(this.status===an.Running)return this;this.machine._init(),Ci.register(this.sessionId,this),this.initialized=!0,this.status=an.Running;var r=e===void 0?this.initialState:Eo(this,function(){return VT(e)?n.machine.resolveState(e):n.machine.resolveState($r.from(e,n.machine.context))});return this.options.devTools&&this.attachDev(),this.scheduler.initialize(function(){n.update(r,Bo)}),this},t.prototype._stopChildren=function(){this.children.forEach(function(e){ht(e.stop)&&e.stop()}),this.children.clear()},t.prototype._stop=function(){var e,n,r,s,a,o,i,l,u,c;try{for(var d=at(this.listeners),f=d.next();!f.done;f=d.next()){var p=f.value;this.listeners.delete(p)}}catch(T){e={error:T}}finally{try{f&&!f.done&&(n=d.return)&&n.call(d)}finally{if(e)throw e.error}}try{for(var h=at(this.stopListeners),m=h.next();!m.done;m=h.next()){var p=m.value;p(),this.stopListeners.delete(p)}}catch(T){r={error:T}}finally{try{m&&!m.done&&(s=h.return)&&s.call(h)}finally{if(r)throw r.error}}try{for(var g=at(this.contextListeners),v=g.next();!v.done;v=g.next()){var p=v.value;this.contextListeners.delete(p)}}catch(T){a={error:T}}finally{try{v&&!v.done&&(o=g.return)&&o.call(g)}finally{if(a)throw a.error}}try{for(var b=at(this.doneListeners),w=b.next();!w.done;w=b.next()){var p=w.value;this.doneListeners.delete(p)}}catch(T){i={error:T}}finally{try{w&&!w.done&&(l=b.return)&&l.call(b)}finally{if(i)throw i.error}}if(!this.initialized)return this;this.initialized=!1,this.status=an.Stopped,this._initialState=void 0;try{for(var S=at(Object.keys(this.delayedEventsMap)),I=S.next();!I.done;I=S.next()){var E=I.value;this.clock.clearTimeout(this.delayedEventsMap[E])}}catch(T){u={error:T}}finally{try{I&&!I.done&&(c=S.return)&&c.call(S)}finally{if(u)throw u.error}}

30this.scheduler.clear(),this.scheduler=new av({deferEvents:this.options.deferEvents})},t.prototype.stop=function(){var e=this,n=this.scheduler;return this._stop(),n.schedule(function(){var r;if(!(!((r=e._state)===null||r===void 0)&&r.done)){var s=wn({type:"xstate.stop"}),a=Eo(e,function(){var o=qt(Lt([],ut(e.state.configuration),!1).sort(function(d,f){return f.order-d.order}).map(function(d){return Us(d.onExit,e.machine.options.actions)})),i=ut(Kl(e.machine,e.state,e.state.context,s,[{type:"exit",actions:o}],e.machine.config.predictableActionArguments?e._exec:void 0,e.machine.config.predictableActionArguments||e.machine.config.preserveActionOrder),2),l=i[0],u=i[1],c=new $r({value:e.state.value,context:u,_event:s,_sessionid:e.sessionId,historyValue:void 0,history:e.state,actions:l.filter(function(d){return!ah(d)}),activities:{},events:[],configuration:[],transitions:[],children:{},done:e.state.done,tags:e.state.tags,machine:e.machine});return c.changed=!0,c});e.update(a,s),e._stopChildren(),Ci.free(e.sessionId)}}),this},t.prototype.batch=function(e){var n=this;if(!(this.status===an.NotStarted&&this.options.deferEvents)){if(this.status!==an.Running)throw new Error("".concat(e.length,' event(s) were sent to uninitialized service "').concat(this.machine.id,'". Make sure .start() is called for this service, or set { deferEvents: true } in the service options.'))}if(e.length){var r=!!this.machine.config.predictableActionArguments&&this._exec;this.scheduler.schedule(function(){var s,a,o=n.state,i=!1,l=[],u=function(p){var h=wn(p);n.forward(h),o=Eo(n,function(){return n.machine.transition(o,h,void 0,r||void 0)}),l.push.apply(l,Lt([],ut(n.machine.config.predictableActionArguments?o.actions:o.actions.map(function(m){return jT(m,o)})),!1)),i=i||!!o.changed};try{for(var c=at(e),d=c.next();!d.done;d=c.next()){var f=d.value;u(f)}}catch(p){s={error:p}}finally{try{d&&!d.done&&(a=c.return)&&a.call(c)}finally{if(s)throw s.error}}o.changed=i,o.actions=l,n.update(o,wn(e[e.length-1]))})}},t.prototype.sender=function(e){return this.send.bind(this,e)},t.prototype._nextState=function(e,n){var r=this;n===void 0&&(n=!!this.machine.config.predictableActionArguments&&this._exec);var s=wn(e);if(s.name.indexOf(Zy)===0&&!this.state.nextEvents.some(function(o){return o.indexOf(Zy)===0}))throw s.data.data;var a=Eo(this,function(){return r.machine.transition(r.state,s,void 0,n||void 0)});return a},t.prototype.nextState=function(e){return this._nextState(e,!1)},t.prototype.forward=function(e){var n,r;try{for(var s=at(this.forwardTo),a=s.next();!a.done;a=s.next()){var o=a.value,i=this.children.get(o);if(!i)throw new Error("Unable to forward event '".concat(e,"' from interpreter '").concat(this.id,"' to nonexistant child '").concat(o,"'."));i.send(e)}}catch(l){n={error:l}}finally{try{a&&!a.done&&(r=s.return)&&r.call(s)}finally{if(n)throw n.error}}},t.prototype.defer=function(e){var n=this,r=this.clock.setTimeout(function(){"to"in e&&e.to?n.sendTo(e._event,e.to,!0):n.send(e._event)},e.delay);e.id&&(this.delayedEventsMap[e.id]=r)},t.prototype.cancel=function(e){this.clock.clearTimeout(this.delayedEventsMap[e]),delete this.delayedEventsMap[e]},t.prototype.exec=function(e,n,r){r===void 0&&(r=this.machine.options.actions),this._exec(e,n.context,n._event,r)},t.prototype.removeChild=function(e){var n;this.children.delete(e),this.forwardTo.delete(e),(n=this.state)===null||n===void 0||delete n.children[e]},t.prototype.stopChild=function(e){var n=this.children.get(e);n&&(this.removeChild(e),ht(n.stop)&&n.stop())},t.prototype.spawn=function(e,n,r){if(this.status!==an.Running)return bm(e,n);if(nv(e))return this.spawnPromise(Promise.resolve(e),n);if(ht(e))return this.spawnCallback(e,n);if(LT(e))return this.spawnActor(e,n);if(xT(e))return this.spawnObservable(e,n);if(qo(e))return this.spawnMachine(e,me(me({},r),{id:n}));if(vT(e))return this.spawnBehavior(e,n);throw new Error('Unable to spawn entity "'.concat(n,'" of type "').concat(typeof e,'".'))},t.prototype.spawnMachine=function(e,n){var r=this;n===void 0&&(n={});var s=new t(e,me(me({},this.options),{parent:this,id:n.id||e.id})),a=me(me({},ch),n);a.sync&&s.onTransition(function(i){r.send(Q0,{state:i,id:s.id})});var o=s;return this.children.set(s.id,o),a.autoForward&&this.forwardTo.add(s.id),s.onDone(function(i){r.removeChild(s.id),r.send(wn(i,{origin:s.id}))}).start(),o},t.prototype.spawnBehavior=function(e,n){var r=YT(e,{id:n,parent:this});return this.children.set(n,r),r}

30,t.prototype.spawnPromise=function(e,n){var r,s=this,a=!1,o;e.then(function(l){a||(o=l,s.removeChild(n),s.send(wn($l(n,l),{origin:n})))},function(l){if(!a){s.removeChild(n);var u=Li(n,l);try{s.send(wn(u,{origin:n}))}catch(c){s.devTools&&s.devTools.send(u,s.state),s.machine.strict&&s.stop()}}});var i=(r={id:n,send:function(){},subscribe:function(l,u,c){var d=Qi(l,u,c),f=!1;return e.then(function(p){f||(d.next(p),!f&&d.complete())},function(p){f||d.error(p)}),{unsubscribe:function(){return f=!0}}},stop:function(){a=!0},toJSON:function(){return{id:n}},getSnapshot:function(){return o}},r[Hs]=function(){return this},r);return this.children.set(n,i),i},t.prototype.spawnCallback=function(e,n){var r,s=this,a=!1,o=new Set,i=new Set,l,u=function(f){l=f,i.forEach(function(p){return p(f)}),!a&&s.send(wn(f,{origin:n}))},c;try{c=e(u,function(f){o.add(f)})}catch(f){this.send(Li(n,f))}if(nv(c))return this.spawnPromise(c,n);var d=(r={id:n,send:function(f){return o.forEach(function(p){return p(f)})},subscribe:function(f){var p=Qi(f);return i.add(p.next),{unsubscribe:function(){i.delete(p.next)}}},stop:function(){a=!0,ht(c)&&c()},toJSON:function(){return{id:n}},getSnapshot:function(){return l}},r[Hs]=function(){return this},r);return this.children.set(n,d),d},t.prototype.spawnObservable=function(e,n){var r,s=this,a,o=e.subscribe(function(l){a=l,s.send(wn(l,{origin:n}))},function(l){s.removeChild(n),s.send(wn(Li(n,l),{origin:n}))},function(){s.removeChild(n),s.send(wn($l(n),{origin:n}))}),i=(r={id:n,send:function(){},subscribe:function(l,u,c){return e.subscribe(l,u,c)},stop:function(){return o.unsubscribe()},getSnapshot:function(){return a},toJSON:function(){return{id:n}}},r[Hs]=function(){return this},r);return this.children.set(n,i),i},t.prototype.spawnActor=function(e,n){return this.children.set(n,e),e},t.prototype.spawnActivity=function(e){var n=this.machine.options&&this.machine.options.activities?this.machine.options.activities[e.type]:void 0;if(n){var r=n(this.state.context,e);this.spawnEffect(e.id,r)}},t.prototype.spawnEffect=function(e,n){var r;this.children.set(e,(r={id:e,send:function(){},subscribe:function(){return{unsubscribe:function(){}}},stop:n||void 0,getSnapshot:function(){},toJSON:function(){return{id:e}}},r[Hs]=function(){return this},r))},t.prototype.attachDev=function(){var e=wm();if(this.options.devTools&&e){if(e.__REDUX_DEVTOOLS_EXTENSION__){var n=typeof this.options.devTools=="object"?this.options.devTools:void 0;this.devTools=e.__REDUX_DEVTOOLS_EXTENSION__.connect(me(me({name:this.id,autoPause:!0,stateSanitizer:function(r){return{value:r.value,context:r.context,actions:r.actions}}},n),{features:me({jump:!1,skip:!1},n?n.features:void 0)}),this.machine),this.devTools.init(this.state)}XT(this)}},t.prototype.toJSON=function(){return{id:this.id}},t.prototype[Hs]=function(){return this},t.prototype.getSnapshot=function(){return this.status===an.NotStarted?this.initialState:this._state},t.defaultOptions={execute:!0,deferEvents:!0,clock:{setTimeout:function(e,n){return setTimeout(e,n)},clearTimeout:function(e){return clearTimeout(e)}},logger:console.log.bind(console),devTools:!1},t.interpret=d1,t}(),QT=function(t){return pt(t)?me(me({},ch),{name:t}):me(me(me({},ch),{name:IT()}),t)};function ZT(t,e){var n=QT(e);return OT(function(r){return r?r.spawn(t,n.name,n):bm(t,n.name)})}function d1(t,e){var n=new JT(t,e);return n}function eC(t){if(typeof t=="string"){var e={type:t};return e.toString=function(){return t},e}return t}function ml(t){return me(me({type:nh},t),{toJSON:function(){t.onDone,t.onError;var e=hm(t,["onDone","onError"]);return me(me({},e),{type:nh,src:eC(t.src)})}})}var gl="",lh="#",yp="*",So={},xo=function(t){return t[0]===lh},tC=function(){return{actions:{},guards:{},services:{},activities:{},delays:{}}},nC=function(){function t(e,n,r,s){r===void 0&&(r="context"in e?e.context:void 0);var a=this,o;this.config=e,this._context=r,this.order=-1,this.__xstatenode=!0,this.__cache={events:void 0,relativeValue:new Map,initialStateValue:void 0,initialState:void 0,on:void 0,transitions:void 0,candidates:{},delayedTransitions:void 0},this.idMap={},this.tags=[],this.options=Object.assign(tC(),n),this.parent=s==null?void 0:s.parent,this.key=this.config.key||(s==null?void 0:s.key)||this.config.id||"(machine)",this.machine=this.parent?this.parent.machine:this,this.path=this.parent?this.parent.path.concat(this.key):[],this.delimiter=this.config.delimiter||(this.parent?this.parent.delimiter:Z0),this.id=this.config.id||Lt([this.machine.key],ut(this.path),!1).join(this.delimiter),this.version=this.parent?this.parent.version:this.config.version,this.type=this.config.type||(this.config.parallel?"parallel":this.config.states&&Object.keys(this.config.states).length?"compound":this.config.history?"history":"atomic"),this.schema=this.parent?this.machine.schema:(o=this.config.schema)!==null&&o!==void 0?o:{},this.description=this.config.description,this.initial=this.config.initial,this.states=this.config.states?Bi(this.config.states,function(u,c){var d,f=new t(u,{},void 0,{parent:a,key:c});return Object.assign(a.idMap,me((d={},d[f.id]=f,d),f.idMap)),f}):So;var i=0;function l(u){var c,d;u.order=i++;try{for(var f=at(i1(u)),p=f.next();!p.done;p=f.next()){var h=p.value;l(h)}}catch(m){c={error:m}}finally{try{p&&!p.done&&(d=f.return)&&d.call(f)}finally{if(c)throw c.error}}}l(this),this.history=this.config.history===!0?"shallow":this.config.history||

30!1,this._transient=!!this.config.always||(this.config.on?Array.isArray(this.config.on)?this.config.on.some(function(u){var c=u.event;return c===gl}):gl in this.config.on:!1),this.strict=!!this.config.strict,this.onEntry=Ar(this.config.entry||this.config.onEntry).map(function(u){return fc(u)}),this.onExit=Ar(this.config.exit||this.config.onExit).map(function(u){return fc(u)}),this.meta=this.config.meta,this.doneData=this.type==="final"?this.config.data:void 0,this.invoke=Ar(this.config.invoke).map(function(u,c){var d,f;if(qo(u)){var p=pl(a.id,c);return a.machine.options.services=me((d={},d[p]=u,d),a.machine.options.services),ml({src:p,id:p})}else if(pt(u.src)){var p=u.id||pl(a.id,c);return ml(me(me({},u),{id:p,src:u.src}))}else if(qo(u.src)||ht(u.src)){var p=u.id||pl(a.id,c);return a.machine.options.services=me((f={},f[p]=u.src,f),a.machine.options.services),ml(me(me({id:p},u),{src:p}))}else{var h=u.src;return ml(me(me({id:pl(a.id,c)},u),{src:h}))}}),this.activities=Ar(this.config.activities).concat(this.invoke).map(function(u){return vm(u)}),this.transition=this.transition.bind(this),this.tags=Ar(this.config.tags)}return t.prototype._init=function(){this.__cache.transitions||c1(this).forEach(function(e){return e.on})},t.prototype.withConfig=function(e,n){var r=this.options,s=r.actions,a=r.activities,o=r.guards,i=r.services,l=r.delays;return new t(this.config,{actions:me(me({},s),e.actions),activities:me(me({},a),e.activities),guards:me(me({},o),e.guards),services:me(me({},i),e.services),delays:me(me({},l),e.delays)},n!=null?n:this.context)},t.prototype.withContext=function(e){return new t(this.config,this.options,e)},Object.defineProperty(t.prototype,"context",{get:function(){return ht(this._context)?this._context():this._context},enumerable:!1,configurable:!0}),Object.defineProperty(t.prototype,"definition",{get:function(){return{id:this.id,key:this.key,version:this.version,context:this.context,type:this.type,initial:this.initial,history:this.history,states:Bi(this.states,function(e){return e.definition}),on:this.on,transitions:this.transitions,entry:this.onEntry,exit:this.onExit,activities:this.activities||[],meta:this.meta,order:this.order||-1,data:this.doneData,invoke:this.invoke,description:this.description,tags:this.tags}},enumerable:!1,configurable:!0}),t.prototype.toJSON=function(){return this.definition},Object.defineProperty(t.prototype,"on",{get:function(){if(this.__cache.on)return this.__cache.on;var e=this.transitions;return this.__cache.on=e.reduce(function(n,r){return n[r.eventType]=n[r.eventType]||[],n[r.eventType].push(r),n},{})},enumerable:!1,configurable:!0}),Object.defineProperty(t.prototype,"after",{get:function(){return this.__cache.delayedTransitions||(this.__cache.delayedTransitions=this.getDelayedTransitions(),this.__cache.delayedTransitions)},enumerable:!1,configurable:!0}),Object.defineProperty(t.prototype,"transitions",{get:function(){return this.__cache.transitions||(this.__cache.transitions=this.formatTransitions(),this.__cache.transitions)},enumerable:!1,configurable:!0}),t.prototype.getCandidates=function(e){if(this.__cache.candidates[e])return this.__cache.candidates[e];var n=e===gl,r=this.transitions.filter(function(s){var a=s.eventType===e;return n?a:a||s.eventType===yp});return this.__cache.candidates[e]=r,r},t.prototype.getDelayedTransitions=function(){var e=this,n=this.config.after;if(!n)return[];var r=function(a,o){var i=ht(a)?"".concat(e.id,":delay[").concat(o,"]"):a,l=FT(i,e.id);return e.onEntry.push(Nl(l,{delay:a})),e.onExit.push(Al(l)),l},s=ai(n)?n.map(function(a,o){var i=r(a.delay,o);return me(me({},a),{event:i})}):qt(Object.keys(n).map(function(a,o){var i=n[a],l=pt(i)?{target:i}:i,u=isNaN(+a)?a:+a,c=r(u,o);return Ar(l).map(function(d){return me(me({},d),{event:c,delay:u})})}));return s.map(function(a){var o=a.delay;return me(me({},e.formatTransition(a)),{delay:o})})},t.prototype.getStateNodes=function(e){var n,r=this;if(!e)return[];var s=e instanceof $r?e.value:Ji(e,this.delimiter);if(pt(s)){var a=this.getStateNode(s).initial;return a!==void 0?this.getStateNodes((n={},n[s]=a,n)):[this,this.states[s]]}var o=Object.keys(s),i=[this];return i.push.apply(i,Lt([],ut(qt(o.map(function(l){return r.getStateNode(l).getStateNodes(s[l])}))),!1)),i},t.prototype.handles=function(e){var n=e1(e);return this.events.includes(n)},t.prototype.resolveState=function(e){var n=e instanceof $r?e:$r.create(e),r=Array.from(Wi([],this.getStateNodes(n.value)));return new $r(me(me({},n),{value:this.resolve(n.value),configuration:r,done:Rl(r,this),tags:sv(r),machine:this.machine}))},t.prototype.transitionLeafNode=function(e,n,r){var s=this.getStateNode(e),a=s.next(n,r);return!a||!a.transitions.length?this.next(n,r):a},t.prototype.transitionCompoundNode=function(e,n,r){var s=Object.keys(e),a=this.getStateNode(s[0]),o=a._transition(e[s[0]],n,r);return!o||!o.transitions.length?this.next(n,r):o},t.prototype.transitionParallelNode=function(e,n,r){var s,a,o={};try{for(var i=at(Object.keys(e)),l=i.next();!l.done;l=i.next()){var u=l.value,c=e[u];if(c){var d=this.getStateNode(u),f=d._transition(c,n,r);f&&(o[u]=f)}}}catch(v){s={error:v}}finally{try{l&&!l.done&&(a=i.return)&&a.call(i)}finally{if(s)throw s.error}}var p=Object.keys(o).map(function(v){return o[v]}),h=qt(p.map(function(v){return v.transitions})),m=p.some(function(v){return v.transitions.length>0});if(!m)return this.next(n,r);var g=qt(Object.keys(o).map(function(v){return o[v].configuration}));return{transitions:h,exitSet:qt(p.map(function(v){return v.exitSet})),configuration:g,source:n,actions:qt(Object.keys(o).map(function(v){return o[v].actions}))}},t.prototype._transition=function(e,n,r){return pt(e)?this.transitionLeafNode(e,n,r):Object.keys(e).length===1?this.transitionCompoundNode(e,n,r):this.transitionParallelNode(e,n,r)},t.prototype.getTransitionData=function(e,n){return this._transition(e.value,e,wn(n))},t.prototype.next=function(e,n){var r,s,a=this,o=n.name,i=[],l=[],u;try{for(var c=at(this.getCandidates(o)),d=c.next();!d.done;d=c.next()){var f=d.value,p=f.cond,h=f.in,m=e.context,g=h?pt(h)&&xo(h)?e.matches(Ji(this.getStateNodeById(h).path,this.delimiter)):ym(Ji(h,this.delimiter),mT(this.path.slice(0,-2))(e.value)):!0,v=!1;try{v=!p||s1(this.machine,p,m,n,e)}catch(S){throw new Error("Unable to evaluate guard '".concat(p.name||p.type,"' in transition for event '").concat(o,"' in state node '").concat(this.id,"':\n").concat(S.message))}if(v&&g){f.target!==void 0&&(l=f.target),i.push.apply(i,Lt([],ut(f.actions),!1)),u=f;break}}}catch(S){r={error:S}}finally{try{d&&!d.done&&(s=c.return)&&s.call(c)}finally{if(r)throw r.error}}if(u){if(!l.length)return{transitions:[u],exitSet:[],configuration:e.value?[this]:[],source:e,actions:i};var b=qt(l.map(function(S){return a.getRelativeStateNodes(S,e.historyValue)})),w=!!u.internal;return{transitions:[u],exitSet:w?[]:qt(l.map(function(S){return a.getPotentiallyReenteringNodes(S)})),configuration:b,source:e,actions:i}}},t.prototype.getPotentiallyReenteringNodes=function(e){if(this.order<e.order)return[this];for(var n=[],r=this,s=e;r&&r!==s;)n.push(r),r=r.parent;return r!==s?[]:(n.push(s),n)},t.prototype.getActions=function(e,n,r,s,a,o,i){var l,u,c,d,f=this,p=o?Wi([],this.getStateNodes(o.value)):[],h=new Set;try{for(var m=at(Array.from(e).sort(function(M,B){return M.order-B.order})),g=m.next();!g.done;g=m.next()){var v=g.value;(!zi(p,v)||zi(r.exitSet,v)||v.parent&&h.has(v.parent))&&h.add(v)}}catch(M){l={error:M}}finally{try{g&&!g.done&&(u=m.return)&&u.call(m)}finally{if(l)throw l.error}}try{for(var b=at(p),w=b.next();!w.done;w=b.next()){var v=w.value;(!zi(e,v)||zi(r.exitSet,v.parent))&&r.exitSet.push(v)}}catch(M){c={error:M}}finally{try{w&&!w.done&&(d=b.return)&&d.call(b)}finally{if(c)throw c.error}}r.exitSet.sort(function(M,B){return B.order-M.order});var S=Array.from(h).sort(function(M,B){return M.order-B.order}),I=new Set(r.exitSet),E=qt(S.map(function(M){var B=[];if(M.type!=="final")return B;var z=M.parent;if(!z.parent)return B;B.push(hl(M.id,M.doneData),hl(z.id,M.doneData?ql(M.doneData,s,a):void 0));var H=z.parent;return H.type==="parallel"&&pc(H).every(function(V){return Rl(r.configuration,V)})&&B.push(hl(H.id)),B})),T=S.map(function(M){var B=M.onEntry,z=M.activities.map(function(H){return AT(H)});return{type:"entry",actions:Us(i?Lt(Lt([],ut(B),!1),ut(z),!1):Lt(Lt([],ut(z),!1),ut(B),!1),f.machine.options.actions)}}).concat({type:"state_done",actions:E.map(function(M){return ET(M)})}),D=Array.from(I).map(function(M){return{type:"exit",actions:Us(Lt(Lt([],ut(M.onExit),!1),ut(M.activities.map(function(B){return $T(B)})),!1),f.machine.options.actions)}}),R=D.concat({type:"transition",actions:Us(r.actions,this.machine.options.actions)}).concat(T);if(n){var $=Us(qt(Lt([],ut(e),!1).sort(function(M,B){return B.order-M.order}).map(function(M){return M.onExit})),this.machine.options.actions).filter(function(M){return!ah(M)});return R.concat({type:"stop",actions:$})}return R},t.prototype.transition=function(e,n,r,s){e===void 0&&(e=this.initialState);var a=wn(n),o;if(e instanceof $r)o=r===void 0?e:this.resolveState($r.from(e,r));else{var i=pt(e)?this.resolve(Gl(this.getResolvedPath(e))):this.resolve(e),l=r!=null?r:this.machine.context;o=this.resolveState($r.from(i,l))}if(this.strict&&!this.events.includes(a.name)&&!yT(a.name))throw new Error("Machine '".concat(this.id,"' does not accept event '").concat(a.name,"'"));var u=this._transition(o.value,o,a)||{transitions:[],configuration:[],exitSet:[],source:o,actions:[]},c=Wi([],this.getStateNodes(o.value)),d=u.configuration.length?Wi(c,u.configuration):c;return u.configuration=Lt([],ut(d),!1),this.resolveTransition(u,o,o.context,s,a)},t.prototype.resolveRaisedTransition=function(e,n,r,s){var a,o=e.actions;return e=this.transition(e,n,void 0,s),e._event=r,e.event=r.data,(a=e.actions).unshift.apply(a,Lt([],ut(o),!1)),e},t.prototype.resolveTransition=function(e,n,r,s,a){var o,i,l,u,c=this;a===void 0&&(a=Bo);var d=e.configuration,f=!n||e.transitions.length>0,p=f?e.configuration:n?n.configuration:[],h=Rl(p,this),m=f?zT(this.machine,d):void 0,g=n?n.historyValue?n.historyValue:e.source?this.machine.historyValue(n.value):void 0:void 0,v=this.getActions(new Set(p),h,e,r,a,n,s),b=n?me({},n.activities):{};try{for(var w=at(v),S=w.next();!S.done;S=w.next()){var I=S.value;try{for(var E=(l=void 0,at(I.actions)),T=E.next();!T.done;T=E.next()){var D=T.value;D.type===th?b[D.activity.id||D.activity.type]=D:D.type===mm&&(b[D.activity.id||D.activity.type]=!1)}}catch(oe){l={error:oe}}finally{try{T&&!T.done&&(u=E.return)&&u.call(E)}finally{if(l)throw l.error}}}}catch(oe){o={error:oe}}finally{try{S&&!S.done&&(i=w.return)&&i.call(w)}finally{if(o)throw o.error}}var R=ut(Kl(this,n,r,a,v,s,this.machine.config.predictableActionArguments||this.machine.config.preserveActionOrder),2),$=R[0],M=R[1],B=ut(bT($,ah),2),z=B[0],H=B[1],V=$.filter(function(oe){var ie;return oe.type===th&&((ie=oe.activity)===null||ie===void 0?void 0:ie.type)===nh}),X=V.reduce(function(oe,ie){return oe[ie.activity.id]=PT(ie.activity,c.machine,M,a),oe},n?me({},n.children):{}),Q=new $r({value:m||n.value,context:M,_event:a,_sessionid:n?n._sessionid:null,historyValue:m?g?wT(g,m):void 0:n?n.historyValue:void 0,history:!m||e.source?n:void 0,actions:m?H:[],activities:m?b:n?n.activities:{},events:[],configuration:p,transitions:e.transitions,children:X,done:h,tags:sv(p),machine:this}),K=r!==M;Q.changed=a.name===Q0||K;var ee=Q.history;ee&&delete ee.history;var ae=!h&&(this._transient||d.some(function(oe){return oe._transient}));if(!f&&(!ae||a.name===gl))return Q;var ne=Q;if(!h)for(ae&&(ne=this.resolveRaisedTransition(ne,{type:cT},a,s));z.length;){var ce=z.shift();ne=this.resolveRaisedTransition(ne,ce._event,a,s)}var se=ne.changed||(ee?!!ne.actions.length||K||typeof ee.value!=typeof ne.value||!u1(ne.value,ee.value):void 0);return ne.changed=se,ne.history=ee,ne},t.prototype.getStateNode=function(e){if(xo(e))return this.machine.getStateNodeById(e);if(!this.states)throw new Error("Unable to retrieve child state '".concat(e,"' from '").concat(this.id,"'; no child states exist."));var n=this.states[e];if(!n)throw new Error("Child state '".concat(e,"' does not exist on '").concat(this.id,"'"));return n},t.prototype.getStateNodeById=function(e){var n=xo(e)?e.slice(lh.length):e;if(n===this.id)return this;var r=this.machine.idMap[n];if(!r)throw new Error("Child state node '#".concat(n,"' does not exist on machine '").concat(this.id,"'"));return r},t.prototype.getStateNodeByPath=function(e){if(typeof e=="string"&&xo(e))try{return this.getStateNodeById(e.slice(1))}catch(a){}for(var n=sh(e,this.delimiter).slice(),r=this;n.length;){var s=n.shift();if(!s.length)break;r=r.getStateNode(s)}return r},t.prototype.resolve=function(e){var n,r=this;if(!e)return this.initialStateValue||So;switch(this.type){case"parallel":return Bi(this.initialStateValue,function(a,o){return a?r.getStateNode(o).resolve(e[o]||a):So});case"compound":if(pt(e)){var s=this.getStateNode(e);return s.type==="parallel"||s.type==="compound"?(n={},n[e]=s.initialStateValue,n):e}return Object.keys(e).length?Bi(e,function(a,o){return a?r.getStateNode(o).resolve(a):So}):this.initialStateValue||{};default:return e||So}},t.prototype.getResolvedPath=function(e){if(xo(e)){var n=this.machine.idMap[e.slice(lh.length)];if(!n)throw new Error("Unable to find state node '".concat(e,"'"));return n.path}return sh(e,this.delimiter)},Object.defineProperty(t.prototype,"initialStateValue",{get:function(){var e;if(this.__cache.initialStateValue)return this.__cache.initialStateValue;var n;if(this.type==="parallel")n=tv(this.states,function(r){return r.initialStateValue||So},function(r){return r.type!=="history"});else if(this.initial!==void 0){if(!this.states[this.initial])throw new Error("Initial state '".concat(this.initial,"' not found on '").concat(this.key,"'"));n=Yl(this.states[this.initial])?this.initial:(e={},e[this.initial]=this.states[this.initial].initialStateValue,e)}else n={};return this.__cache.initialStateValue=n,this.__cache.initialStateValue},enumerable:!1,configurable:!0}),t.prototype.getInitialState=function(e,n){this._init();var r=this.getStateNodes(e);return this.resolveTransition({configuration:r,exitSet:[],transitions:[],source:void 0,actions:[]},void 0,n!=null?n:this.machine.context,void 0)},Object.defineProperty(t.prototype,"initialState",{get:function(){var e=this.initialStateValue;if(!e)throw new Error("Cannot retrieve initial state from simple state '".concat(this.id,"'."));return this.getInitialState(e)},enumerable:!1,configurable:!0}),Object.defineProperty(t.prototype,"target",{get:function(){var e;if(this.type==="history"){var n=this.config;pt(n.target)?e=xo(n.target)?Gl(this.machine.getStateNodeById(n.target).path.slice(this.path.length-1)):n.target:e=n.target}return e},enumerable:!1,configurable:!0}),t.prototype.getRelativeStateNodes=function(e,n,r){return r===void 0&&(r=!0),r?e.type==="history"?e.resolveHistory(n):e.initialStateNodes:[e]},Object.defineProperty(t.prototype,"initialStateNodes",{get:function(){var e=this;if(Yl(this))return[this];if(this.type==="compound"&&!this.initial)return[this];var n=Cl(this.initialStateValue);return qt(n.map(function(r){return e.getFromRelativePath(r)}))},enumerable:!1,configurable:!0}),t.prototype.getFromRelativePath=function(e){if(!e.length)return[this];var n=ut(e),r=n[0],s=n.slice(1);if(!this.states)throw new Error("Cannot retrieve subPath '".concat(r,"' from node with no states"));var a=this.getStateNode(r);if(a.type==="history")return a.resolveHistory();if(!this.states[r])throw new Error("Child state '".concat(r,"' does not exist on '").concat(this.id,"'"));return this.states[r].getFromRelativePath(s)},t.prototype.historyValue=function(e){if(Object.keys(this.states).length)return{current:e||this.initialStateValue,states:tv(this.states,function(n,r){if(!e)return n.historyValue();var s=pt(e)?void 0:e[r];return n.historyValue(s||n.initialStateValue)},function(n){return!n.history})}},t.prototype.resolveHistory=function(e){var n=this;if(this.type!=="history")return[this];var r=this.parent;if(!e){var s=this.target;return s?qt(Cl(s).map(function(o){return r.getFromRelativePath(o)})):r.initialStateNodes}var a=gT(r.path,"states")(e).current;return pt(a)?[r.getStateNode(a)]:qt(Cl(a).map(function(o){return n.history==="deep"?r.getFromRelativePath(o):[r.states[o[0]]]}))},Object.defineProperty(t.prototype,"stateIds",{get:function(){var e=this,n=qt(Object.keys(this.states).map(function(r){return e.states[r].stateIds}));return[this.id].concat(n)},enumerable:!1,configurable:!0}),Object.defineProperty(t.prototype,"events",{get:function(){var e,n,r,s;if(this.__cache.events)return this.__cache.events;var a=this.states,o=new Set(this.ownEvents);if(a)try{for(var i=at(Object.keys(a)),l=i.next();!l.done;l=i.next()){var u=l.value,c=a[u];if(c.states)try{for(var d=(r=void 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n.getStateNodeByPath(a)})},t.prototype.formatTransition=function(e){var n=this,r=kT(e.target),s="internal"in e?e.internal:r?r.some(function(l){return pt(l)&&l[0]===n.delimiter}):!0,a=this.machine.options.guards,o=this.resolveTarget(r),i=me(me({},e),{actions:Us(Ar(e.actions)),cond:r1(e.cond,a),target:o,source:this,internal:s,eventType:e.event,toJSON:function(){return me(me({},i),{target:i.target?i.target.map(function(l){return"#".concat(l.id)}):void 0,source:"#".concat(n.id)})}});return i},t.prototype.formatTransitions=function(){var e,n,r=this,s;if(!this.config.on)s=[];else if(Array.isArray(this.config.on))s=this.config.on;else{var a=this.config.on,o=yp,i=a[o],l=i===void 0?[]:i,u=hm(a,[typeof o=="symbol"?o:o+""]);s=qt(Object.keys(u).map(function(b){var w=wo(b,u[b]);return w}).concat(wo(yp,l)))}var c=this.config.always?wo("",this.config.always):[],d=this.config.onDone?wo(String(hl(this.id

30)),this.config.onDone):[],f=qt(this.invoke.map(function(b){var w=[];return b.onDone&&w.push.apply(w,Lt([],ut(wo(String($l(b.id)),b.onDone)),!1)),b.onError&&w.push.apply(w,Lt([],ut(wo(String(Li(b.id)),b.onError)),!1)),w})),p=this.after,h=qt(Lt(Lt(Lt(Lt([],ut(d),!1),ut(f),!1),ut(s),!1),ut(c),!1).map(function(b){return Ar(b).map(function(w){return r.formatTransition(w)})}));try{for(var m=at(p),g=m.next();!g.done;g=m.next()){var v=g.value;h.push(v)}}catch(b){e={error:b}}finally{try{g&&!g.done&&(n=m.return)&&n.call(m)}finally{if(e)throw e.error}}return h},t}();function rC(t,e){return new nC(t,e)}var wt=DT;function uh(t){var e=G.useRef();return e.current||(e.current={v:t()}),e.current.v}var Jl=globalThis&&globalThis.__assign||function(){return Jl=Object.assign||function(t){for(var e,n=1,r=arguments.length;n<r;n++){e=arguments[n];for(var s in e)Object.prototype.hasOwnProperty.call(e,s)&&(t[s]=e[s])}return t},Jl.apply(this,arguments)},sC=globalThis&&globalThis.__rest||function(t,e){var n={};for(var r in t)Object.prototype.hasOwnProperty.call(t,r)&&e.indexOf(r)<0&&(n[r]=t[r]);if(t!=null&&typeof Object.getOwnPropertySymbols=="function")for(var s=0,r=Object.getOwnPropertySymbols(t);s<r.length;s++)e.indexOf(r[s])<0&&Object.prototype.propertyIsEnumerable.call(t,r[s])&&(n[r[s]]=t[r[s]]);return n},aC=globalThis&&globalThis.__read||function(t,e){var n=typeof Symbol=="function"&&t[Symbol.iterator];if(!n)return t;var r=n.call(t),s,a=[],o;try{for(;(e===void 0||e-- >0)&&!(s=r.next()).done;)a.push(s.value)}catch(i){o={error:i}}finally{try{s&&!s.done&&(n=r.return)&&n.call(r)}finally{if(o)throw o.error}}return a};function oC(t,e){var n=uh(function(){return typeof t=="function"?t():t}),r=e.context,s=e.guards,a=e.actions,o=e.activities,i=e.services,l=e.delays;e.state;var u=sC(e,["context","guards","actions","activities","services","delays","state"]),c=uh(function(){var d={context:r,guards:s,actions:a,activities:o,services:i,delays:l},f=n.withConfig(d,function(){return Jl(Jl({},n.context),r)});return d1(f,u)});return O0(function(){Object.assign(c.machine.options.actions,a),Object.assign(c.machine.options.guards,s),Object.assign(c.machine.options.activities,o),Object.assign(c.machine.options.services,i),Object.assign(c.machine.options.delays,l)},[a,s,o,i,l]),c}function iC(t){for(var e=[],n=1;n<arguments.length;n++)e[n-1]=arguments[n];var r=aC(e,2),s=r[0],a=s===void 0?{}:s,o=r[1],i=oC(t,a);return G.useEffect(function(){if(o){var l=i.subscribe(Qi(o));return function(){l.unsubscribe()}}},[o]),G.useEffect(function(){var l=a.state;return i.start(l?$r.create(l):void 0),function(){i.stop(),i.status=an.NotStarted}},[]),i}globalThis&&globalThis.__read;globalThis&&globalThis.__values;function f1(t){return t.status!==0?t.getSnapshot():t.machine.initialState}function Sm(t){return"state"in t&&"machine"in t}function cC(t,e,n){if(t.status===an.NotStarted)return!0;var r=n.changed===void 0&&(Object.keys(n.children).length>0||typeof e.changed=="boolean");return!(n.changed||r)}function lC(t){return t}function p1(t){return"state"in t}function uC(t){return"deferred"in t}function dC(t){return"getSnapshot"in t?Sm(t)?f1(t):t.getSnapshot():p1(t)?t.state:void 0}function fC(t,e){e===void 0&&(e=dC);var n=G.useRef(t),r=G.useRef([]),s=G.useCallback(function(u){var c=t.subscribe(u).unsubscribe;return c},[t]),a=G.useCallback(function(){return e(t)},[t,e]),o=G.useCallback(function(u,c){return Sm(t)?cC(t,u,c):u===c},[t]),i=X0.useSyncExternalStoreWithSelector(s,a,a,lC,o),l=uh(function(){return function(){for(var u=[],c=0;c<arguments.length;c++)u[c]=arguments[c];var d=u[0],f=n.current;uC(f)&&f.deferred?r.current.push(d):f.send(d)}});return O0(function(){for(n.current=t;r.current.length>0;){var u=r.current.shift();t.send(u)}},[t]),[i,l]}var pC=function(t,e){return t===e},hC=function(t,e){if(Sm(t)){if(t.status===0&&e.current)return e.current;var n=f1(t);return e.current=t.status===0?n:null,n}return p1(t)?t.state:void 0};function mC(t,e,n,r){n===void 0&&(n=pC);var s=G.useRef(null),a=G.useCallback(function(l){var u=t.subscribe(l).unsubscribe;return u},[t]),o=G.useCallback(function(){return r?r(t):hC(t,s)},[t,r]),i=X0.useSyncExternalStoreWithSelector(a,o,o,e,n);return i}const dh=2,h1=1.8,gC=0,yC=1,vC=.25,bC=.75,m1=1.618,ka={SUCCESS_CODE:1e3,DEFAULT_ERROR_CODE:4e3,FACE_FIT_TIMEOUT:4001,USER_CANCEL:4003,RUNTIME_ERROR:4005,USER_ERROR_DURING_CONNECTION:4007},wC=1e3,SC=10,xC=299,g1=1e4,xm={type:"FaceMovementAndLightChallenge",version:"2.0.0"},Fu={type:"FaceMovementChallenge",version:"1.0.0"},_C=[xm,Fu],IC=_C.map(t=>"".concat(t.type,"_").concat(t.version)).join(",");var bs;(function(t){t.DARK="dark",t.BRIGHT="bright",t.NORMAL="normal"})(bs||(bs={}));var dt;(function(t){t.MATCHED="MATCHED",t.TOO_FAR="TOO FAR",t.CANT_IDENTIFY="CANNOT IDENTIFY",t.FACE_IDENTIFIED="ONE FACE IDENTIFIED",t.TOO_MANY="TOO MANY FACES",t.OFF_CENT

30ER="OFF CENTER"})(dt||(dt={}));const St={CONNECTION_TIMEOUT:"CONNECTION_TIMEOUT",TIMEOUT:"TIMEOUT",RUNTIME_ERROR:"RUNTIME_ERROR",SERVER_ERROR:"SERVER_ERROR",CAMERA_FRAMERATE_ERROR:"CAMERA_FRAMERATE_ERROR",CAMERA_ACCESS_ERROR:"CAMERA_ACCESS_ERROR",FACE_DISTANCE_ERROR:"FACE_DISTANCE_ERROR",MOBILE_LANDSCAPE_ERROR:"MOBILE_LANDSCAPE_ERROR",MULTIPLE_FACES_ERROR:"MULTIPLE_FACES_ERROR",DEFAULT_CAMERA_NOT_FOUND_ERROR:"DEFAULT_CAMERA_NOT_FOUND_ERROR"};function ov(t,e,n){return t*(n-e)+e}function y1(t){const e=t.flippedCenterX-t.width/2,n=t.flippedCenterX+t.width/2,r=t.centerY-t.height/2,s=t.centerY+t.height/2;return{ovalBoundingBox:{left:e,top:r,right:n,bottom:s},minOvalX:e,maxOvalX:n,minOvalY:r,maxOvalY:s}}function v1(t,e){const n=Math.max(t.left,e.left),r=Math.max(t.top,e.top),s=Math.min(t.right,e.right),a=Math.min(t.bottom,e.bottom),o=Math.abs(Math.max(0,s-n)*Math.max(0,a-r));if(o===0)return 0;const i=Math.abs((t.right-t.left)*(t.bottom-t.top)),l=Math.abs((e.right-e.left)*(e.bottom-e.top));return o/(i+l-o)}function kC({parsedSessionInformation:t,videoWidth:e}){const n=t.Challenge.OvalParameters;if(!n||!n.CenterX||!n.CenterY||!n.Width||!n.Height)throw new Error("Oval parameters not returned from session information.");return{flippedCenterX:e-n.CenterX,centerX:n.CenterX,centerY:n.CenterY,width:n.Width,height:n.Height}}function b1({width:t,height:e,widthSeed:n=1,centerXSeed:r=.5,centerYSeed:s=.5,ratioMultiplier:a=.8,ovalHeightWidthRatio:o=m1}){const i=e;let l=t;const u=n*a,c=Math.floor(7*t/16),d=Math.floor(9*t/16),f=Math.floor(7*e/16),p=Math.floor(9*e/16),h=ov(r,c,d),m=ov(s,f,p);t>=e&&(l=3/4*i);const g=u*l,v=o*g;return{flippedCenterX:Math.floor(l-h),centerX:Math.floor(h),centerY:Math.floor(m),width:Math.floor(g),height:Math.floor(v)}}function w1({canvas:t,oval:e,scaleFactor:n,videoEl:r,isStartScreen:s}){const{flippedCenterX:a,centerY:o,width:i,height:l}=e,{width:u,height:c}=t.getBoundingClientRect(),d=t.getContext("2d");if(d){d.restore(),d.clearRect(0,0,u,c),d.fillStyle=s?getComputedStyle(t).getPropertyValue("--amplify-colors-background-primary"):"#fff",d.fillRect(0,0,u,c);const f={width:r.videoWidth,height:r.videoHeight},p={x:(u-f.width*n)/2,y:(c-f.height*n)/2};d.setTransform(n,0,0,n,p.x,p.y),d.beginPath(),d.ellipse(a,o,i/2,l/2,0,0,2*Math.PI),d.strokeStyle=getComputedStyle(t).getPropertyValue("--amplify-colors-border-secondary"),d.lineWidth=3,d.stroke(),d.save(),d.clip(),d.setTransform(1,0,0,1,0,0),d.clearRect(0,0,u,c)}else throw new Error("Cannot find Canvas.")}function iv(t,e,n){const{width:r,height:s}=n.getTracks()[0].getSettings(),{width:a,height:o}=e.getBoundingClientRect();t.width=Math.ceil(a),t.height=Math.ceil(o);const i=b1({width:r,height:s,ratioMultiplier:.5});i.flippedCenterX=r-i.centerX;const l=a/e.videoWidth;w1({canvas:t,oval:i,scaleFactor:l,videoEl:e,isStartScreen:!0})}function EC({canvas:t}){const e=t.getContext("2d");if(e)e.restore(),e.clearRect(0,0,Number.MAX_SAFE_INTEGER,Number.MAX_SAFE_INTEGER);else throw new Error("Cannot find Canvas.")}function S1(t){const{leftEye:e,rightEye:n,mouth:r}=t,s=[];s[0]=(e[0]+n[0])/2,s[1]=(e[1]+n[1])/2;const a=Math.sqrt((e[0]-n[0])**2+(e[1]-n[1])**2),o=Math.sqrt((s[0]-r[0])**2+(s[1]-r[1])**2);return{pupilDistance:a,faceHeight:o}}function fh({ovalHeightWidthRatio:t=m1,face:e,oval:n,frameHeight:r}){const{leftEye:s,rightEye:a,nose:o,leftEar:i,rightEar:l}=e,{height:u,centerY:c}=n,d=c-u/2,f=[];f[0]=(s[0]+a[0])/2,f[1]=(s[1]+a[1])/2;const{pupilDistance:p,faceHeight:h}=S1(e),m=(dh*p+h1*h)/2;let g,v;f[1]<=(d+u)/2?(g=(f[0]+o[0])/2,v=(f[1]+o[1])/2):(g=f[0],v=f[1]);const w=t*m,S=Math.max(v-w/2,0),I=Math.min(v+w/2,r),E=Math.min(g-m/2,l[0]),T=Math.max(g+m/2,i[0]);return{bottom:I,left:E,right:T,top:S}}function cv(t){const e=document.createElement("canvas");e.width=t.videoWidth,e.height=t.videoHeight;const n=e.getContext("2d");if(n){n.drawImage(t,0,0,e.width,e.height);const r=n.getImageData(0,0,e.width,e.height).data,s=8,a=new Array(s).fill(0);for(let l=0;l<r.length;l++){const u=Math.round(r[l++]*.2126+r[l++]*.7152+r[l++]*.0722);a[u%32]++}let o=-1,i=0;for(let l=0;l<s;l++)a[l]>i&&(i=a[l],o=l);return e.remove(),o===0?bs.DARK:o===s?bs.BRIGHT:bs.NORMAL}else throw new Error("Cannot find Video Element.")}function TC(t){return t.label.toLowerCase().includes("virtual")}const CC=.9,NC=.75;function vp({ctx:t,prevColor:e,nextColor:n,fraction:r}){const s=t.canvas.width,a=t.canvas.height;t.fillStyle=n,t.fillRect(0,0,s,a*r),r!==1&&(t.fillStyle=e,t.fillRect(0,a*r,s,a*(1-r)))}function AC({overlayCanvas:t,prevColor:e,nextColor:n,videoEl:r,ovalDetails:s,heightFraction:a,scaleFactor:o}){const{x:i,y:l}=r.getBoundingClientRect(),{flippedCenterX:u,centerY:c,width:d,height:f}=s,p=u*o+i,h=c*o+l,m=t.width,g=t.height,v=t.getContext("2d");if(v)v.canvas.width=window.innerWidth,v.canvas.height=window.innerHeight,v.clearRect(0,0,m,g),vp({ctx:v,prevColor:e,nextColor:n,fraction:a}),v.save(),v.beginPath(),v.rect(0,0,m,g),v.clip(),v.clearRect(0,0,m,g),v.globalAlpha=CC,vp({ctx:v,prevColor:e,nextColor:n,fraction:a}),v.beginPath(),v.ellipse(p,h,d*o/2,f*o/2,0,0,2*Math.PI),v.strokeStyle="white",v.lineWidth=8,v.stroke(),v.clip(),v.clearRect(0,0,m,g),v.globalAlpha=NC,vp({ctx:v,prevColor:e,nextColor:n,fraction:a}

30),v.restore();else throw new Error("Cannot find Overlay Canvas.")}const $C=t=>!!t;function RC(t){var r;return((r=t.Challenge.ColorSequences)!=null?r:[]).map(({FreshnessColor:s,DownscrollDuration:a,FlatDisplayDuration:o})=>{const i=s.RGB,l="rgb(".concat(i[0],",").concat(i[1],",").concat(i[2],")");return typeof l<"u"&&typeof a<"u"&&typeof o<"u"?{color:l,downscrollDuration:a,flatDisplayDuration:o}:void 0}).filter($C)}async function DC(t,e){const n=await t.detectFaces(e);let r;switch(n.length){case 0:{r=dt.CANT_IDENTIFY;break}case 1:{r=dt.FACE_IDENTIFIED;break}default:{r=dt.TOO_MANY;break}}return r}async function FC({parsedSessionInformation:t,faceDetector:e,videoEl:n,ovalDetails:r,reduceThreshold:s=!1}){const a=t.Challenge.ChallengeConfig,{FaceDistanceThresholdMin:o,FaceDistanceThreshold:i}=a,l=await e.detectFaces(n);let u,c=!1,d;switch(l.length){case 0:{d=St.FACE_DISTANCE_ERROR;break}case 1:{u=l[0];const{width:f}=r,{pupilDistance:p,faceHeight:h}=S1(u),m=(dh*p+h1*h)/2/dh;f&&(c=m/f<(s?i:o),c||(d=St.FACE_DISTANCE_ERROR));break}default:{d=St.MULTIPLE_FACES_ERROR;break}}return{isDistanceBelowThreshold:c,error:d}}/**
31 * @license
32 * Copyright 2020 Google LLC. All Rights Reserved.
33 * Licensed under the Apache License, Version 2.0 (the "License");
34 * you may not use this file except in compliance with the License.
35 * You may obtain a copy of the License at
36 *
37 * http://www.apache.org/licenses/LICENSE-2.0
38 *
39 * Unless required by applicable law or agreed to in writing, software
40 * distributed under the License is distributed on an "AS IS" BASIS,
41 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
42 * See the License for the specific language governing permissions and
43 * limitations under the License.
44 * =============================================================================
45 */const MC=1e-7,OC=1e-4;class x1{constructor(e,n){this.backend=e,this.dataMover=n,this.data=new WeakMap,this.dataIdsCount=0}get(e){return this.data.has(e)||this.dataMover.moveData(this.backend,e),this.data.get(e)}set(e,n){this.dataIdsCount++,this.data.set(e,n)}has(e){return this.data.has(e)}delete(e){return this.dataIdsCount--,this.data.delete(e)}numDataIds(){return this.dataIdsCount}}class _m{refCount(e){return Yn("refCount")}incRef(e){return Yn("incRef")}timerAvailable(){return!0}time(e){return Yn("time")}read(e){return Yn("read")}readSync(e){return Yn("readSync")}readToGPU(e,n){return Yn("readToGPU")}numDataIds(){return Yn("numDataIds")}disposeData(e,n){return Yn("disposeData")}write(e,n,r){return Yn("write")}move(e,n,r,s,a){return Yn("move")}createTensorFromGPUData(e,n,r){return Yn("createTensorFromGPUData")}memory(){return Yn("memory")}floatPrecision(){return Yn("floatPrecision")}epsilon(){return this.floatPrecision()===32?MC:OC}dispose(){return Yn("dispose")}}function Yn(t){throw new Error("'".concat(t,"' not yet implemented or not found in the registry. ")+"This kernel may not be supported by the tfjs backend you have chosen")}/**
46 * @license
47 * Copyright 2020 Google LLC. All Rights Reserved.
48 * Licensed under the Apache License, Version 2.0 (the "License");
49 * you may not use this file except in compliance with the License.
50 * You may obtain a copy of the License at
51 *
52 * http://www.apache.org/licenses/LICENSE-2.0
53 *
54 * Unless required by applicable law or agreed to in writing, software
55 * distributed under the License is distributed on an "AS IS" BASIS,
56 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
57 * See the License for the specific language governing permissions and
58 * limitations under the License.
59 * =============================================================================
60 */function Im(t,e,n){return Math.max(t,Math.min(e,n))}function Ni(t,e,n){const r=t[e];t[e]=t[n],t[n]=r}function A(t,e){if(!t)throw new Error(typeof e=="string"?e:e())}function tr(t,e,n=""){A(Ir(t,e),()=>n+" Shapes ".concat(t," and ").concat(e," must match"))}function oi(t){A(t!=null,()=>"The input to the tensor constructor must be a non-null value.")}function J(t){if(t.length===0)return 1;let e=t[0];for(let n=1;n<t.length;n++)e*=t[n];return e}function PC(t,e){if(t===e)return!0;

60if(t==null||e==null||t.length!==e.length)return!1;for(let n=0;n<t.length;n++)if(t[n]!==null&&e[n]!==null&&t[n]!==e[n])return!1;return!0}function Ir(t,e){if(t===e)return!0;if(t==null||e==null||t.length!==e.length)return!1;for(let n=0;n<t.length;n++)if(t[n]!==e[n])return!1;return!0}function hc(t){return t%1===0}function Dl(t,e){return e<=t.length?t:t+" ".repeat(e-t.length)}function _1(t,e){let n=1,r=-1;for(let a=0;a<t.length;++a)if(t[a]>=0)n*=t[a];else if(t[a]===-1){if(r!==-1)throw Error("Shapes can only have 1 implicit size. "+"Found -1 at dim ".concat(r," and dim ").concat(a));r=a}else if(t[a]<0)throw Error("Shapes can not be < 0. Found ".concat(t[a]," at dim ").concat(a));if(r===-1){if(e>0&&e!==n)throw Error("Size(".concat(e,") must match the product of shape ").concat(t));return t}if(n===0)throw Error("Cannot infer the missing size in [".concat(t,"] when ")+"there are 0 elements");if(e%n!==0)throw Error("The implicit shape can't be a fractional number. "+"Got ".concat(e," / ").concat(n));const s=t.slice();return s[r]=e/n,s}function Vt(t,e){const n=e.length;return t=t==null?e.map((r,s)=>s):[].concat(t),A(t.every(r=>r>=-n&&r<n),()=>"All values in axis param must be in range [-".concat(n,", ").concat(n,") but ")+"got axis ".concat(t)),A(t.every(r=>hc(r)),()=>"All values in axis param must be integers but "+"got axis ".concat(t)),t.map(r=>r<0?n+r:r)}function BC(t,e){const n=[],r=[],s=e!=null&&Array.isArray(e)&&e.length===0,a=e==null||s?null:Vt(e,t).sort();let o=0;for(let i=0;i<t.length;++i){if(a!=null){if(a[o]===i&&t[i]!==1)throw new Error("Can't squeeze axis ".concat(i," since its dim '").concat(t[i],"' is not 1"));(a[o]==null||a[o]>i)&&t[i]===1&&(n.push(t[i]),r.push(i)),a[o]<=i&&o++}t[i]!==1&&(n.push(t[i]),r.push(i))}return{newShape:n,keptDims:r}}function $n(t,e){return tn(t,e)}function tn(t,e){let n=null;if(t==null||t==="float32")n=new Float32Array(e);else if(t==="int32")n=new Int32Array(e);else if(t==="bool")n=new Uint8Array(e);else if(t==="string")n=new Array(e);else throw new Error("Unknown data type ".concat(t));return n}function LC(t,e){for(let n=0;n<t.length;n++){const r=t[n];if(isNaN(r)||!isFinite(r))throw Error("A tensor of type ".concat(e," being uploaded contains ").concat(r,"."))}}function WC(t){return t==="bool"||t==="complex64"||t==="float32"||t==="int32"||t==="string"}function zC(t,e){return!(e==="complex64"||e==="float32"&&t!=="complex64"||e==="int32"&&t!=="float32"&&t!=="complex64"||e==="bool"&&t==="bool")}function mc(t){if(t==="float32"||t==="int32")return 4;if(t==="complex64")return 8;if(t==="bool")return 1;throw new Error("Unknown dtype ".concat(t))}function HC(t){if(t==null)return 0;let e=0;return t.forEach(n=>e+=n.length),e}function Mu(t){return typeof t=="string"||t instanceof String}function UC(t){return typeof t=="boolean"}function VC(t){return typeof t=="number"}function Pc(t){return Array.isArray(t)?Pc(t[0]):t instanceof Float32Array?"float32":t instanceof Int32Array||t instanceof Uint8Array||t instanceof Uint8ClampedArray?"int32":VC(t)?"float32":Mu(t)?"string":UC(t)?"bool":"float32"}function ph(t){return!!(t&&t.constructor&&t.call&&t.apply)}function Ie(t){const e=t.length;if(e<2)return[];const n=new Array(e-1);n[e-2]=t[e-1];for(let r=e-3;r>=0;--r)n[r]=n[r+1]*t[r+1];return n}function I1(t,e,n,r=!1){const s=new Array;if(e.length===1){const a=e[0]*(r?2:1);for(let o=0;o<a;o++)s[o]=n[t+o]}else{const a=e[0],o=e.slice(1),i=o.reduce((l,u)=>l*u)*(r?2:1);for(let l=0;l<a;l++)s[l]=I1(t+l*i,o,n,r)}return s}function _r(t,e,n=!1){if(t.length===0)return e[0];const r=t.reduce((s,a)=>s*a)*(n?2:1);if(r===0)return[];if(r!==e.length)throw new Error("[".concat(t,"] does not match the input size ").concat(e.length).concat(n?" for a complex tensor":"","."));return I1(0,t,e,n)}function jC(t,e){if(Array.isArray(t))return t;if(e==="float32")return t instanceof Float32Array?t:new Float32Array(t);if(e==="int32")return t instanceof Int32Array?t:new Int32Array(t);if(e==="bool"||e==="string")return Uint8Array.from(new Int32Array(t));throw new Error("Unknown dtype ".concat(e))}function km(t,e){const n=xn(t,e);for(let r=0;r<n.length;r++)n[r]=1;return n}function xn(t,e){if(e==null||e==="float32"||e==="complex64")return new Float32Array(t);if(e==="int32")return new Int32Array(t);if(e==="bool")return new Uint8Array(t);throw new Error("Unknown data type ".concat(e))}function k1(t,e){const n=t.reduce((r,s)=>r*s,1);if(e==null||e==="float32")return _r(t,new Float32Array(n));if(e==="int32")return _r(t,new Int32Array(n));if(e==="bool")return _r(t,new Uint8Array(n));throw new Error("Unknown data type ".concat(e))}

60function dr(t){t.forEach(e=>{A(Number.isInteger(e)&&e>=0,()=>"Tensor must have a shape comprised of positive integers but got "+"shape [".concat(t,"]."))})}function ts(t,e,n){if(e===0)return 0;if(e===1)return t[0];let r=t[t.length-1];for(let s=0;s<t.length-1;++s)r+=n[s]*t[s];return r}function ii(t,e,n){if(e===0)return[];if(e===1)return[t];const r=new Array(e);for(let s=0;s<r.length-1;++s)r[s]=Math.floor(t/n[s]),t-=r[s]*n[s];return r[r.length-1]=t,r}function za(t){return t&&t.then&&typeof t.then=="function"}/**
61 * @license
62 * Copyright 2017 Google LLC. All Rights Reserved.
63 * Licensed under the Apache License, Version 2.0 (the "License");
64 * you may not use this file except in compliance with the License.
65 * You may obtain a copy of the License at
66 *
67 * http://www.apache.org/licenses/LICENSE-2.0
68 *
69 * Unless required by applicable law or agreed to in writing, software
70 * distributed under the License is distributed on an "AS IS" BASIS,
71 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
72 * See the License for the specific language governing permissions and
73 * limitations under the License.
74 * =============================================================================
75 */const lv="tfjsflags";class GC{constructor(e){this.global=e,this.flags={},this.flagRegistry={},this.urlFlags={},this.getQueryParams=qC,this.populateURLFlags()}setPlatform(e,n){this.platform!=null&&(Qe().getBool("IS_TEST")||Qe().getBool("PROD")||console.warn("Platform ".concat(this.platformName," has already been set. ")+"Overwriting the platform with ".concat(e,"."))),this.platformName=e,this.platform=n}registerFlag(e,n,r){if(this.flagRegistry[e]={evaluationFn:n,setHook:r},this.urlFlags[e]!=null){const s=this.urlFlags[e];Qe().getBool("IS_TEST")||Qe().getBool("PROD")||console.warn("Setting feature override from URL ".concat(e,": ").concat(s,".")),this.set(e,s)}}async getAsync(e){return e in this.flags?this.flags[e]:(this.flags[e]=await this.evaluateFlag(e),this.flags[e])}get(e){if(e in this.flags)return this.flags[e];const n=this.evaluateFlag(e);if(za(n))throw new Error("Flag ".concat(e," cannot be synchronously evaluated. ")+"Please use getAsync() instead.");return this.flags[e]=n,this.flags[e]}getNumber(e){return this.get(e)}getBool(e){return this.get(e)}getString(e){return this.get(e)}getFlags(){return this.flags}get features(){return this.flags}set(e,n){if(this.flagRegistry[e]==null)throw new Error("Cannot set flag ".concat(e," as it has not been registered."));this.flags[e]=n,this.flagRegistry[e].setHook!=null&&this.flagRegistry[e].setHook(n)}evaluateFlag(e){if(this.flagRegistry[e]==null)throw new Error("Cannot evaluate flag '".concat(e,"': no evaluation function found."));return this.flagRegistry[e].evaluationFn()}setFlags(e){this.flags=Object.assign({},e)}reset(){this.flags={},this.urlFlags={},this.populateURLFlags()}populateURLFlags(){if(typeof this.global>"u"||typeof this.global.location>"u"||typeof this.global.location.search>"u")return;const e=this.getQueryParams(this.global.location.search);lv in e&&e[lv].split(",").forEach(r=>{const[s,a]=r.split(":");this.urlFlags[s]=XC(s,a)})}}function qC(t){const e={};return t.replace(/[?&]([^=?&]+)(?:=([^&]*))?/g,(n,...r)=>(KC(e,r[0],r[1]),r.join("="))),e}function KC(t,e,n){t[decodeURIComponent(e)]=decodeURIComponent(n||"")}function XC(t,e){const n=e.toLowerCase();return n==="true"||n==="false"?n==="true":"".concat(+n)===n?+n:e}function Qe(){return E1}let E1=null;function YC(t){E1=t}/**
76 * @license
77 * Copyright 2020 Google LLC. All Rights Reserved.
78 * Licensed under the Apache License, Version 2.0 (the "License");
79 * you may not use this file except in compliance with the License.
80 * You may obtain a copy of the License at
81 *
82 * http://www.apache.org/licenses/LICENSE-2.0
83 *
84 * Unless required by applicable law or agreed to in writing, software
85 * distributed under the License is distributed on an "AS IS" BASIS,
86 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
87 * See the License for the specific language governing permissions and
88 * limitations under the License.
89 * =============================================================================
90 */let bp;function T1(){if(bp==null){let t;if(typeof window<"u")t=window;else if(typeof global<"u")t=global;else if(typeof process<"u")t=process;else if(typeof self<"u")t=self;else throw new Error("Could not find a global object");bp=t}return bp}function JC(){const t=T1();return t._tfGlobals==null&&(t._tfGlobals=new Map),t._tfGlobals}function Em(t,e){const n=JC();if(n.has(t))return n.get(t);{const r=e();return n.set(t,r),n.get(t)}}const Tm="Abs",Ou="Acos",Pu="Acosh",Bc="Add",Bu="AddN",Lu="All",Wu="Any",Cm="ArgMax",Nm="ArgMin",zu="Asin",Hu="Asinh",Uu="Atan",Vu="Atanh",ju="Atan2",Gu="AvgPool",C1="AvgPoolGrad",Am="AvgPool3D",N1="AvgPool3DGrad",qu="BatchMatMul",$m="BatchToSpaceND",Ku="Bincount",Xu="BitwiseAnd",Rm="BroadcastArgs",Yu="Cast",Ju="Ceil",Lc="ClipByValue",A1="Complex",$1="ComplexAbs",Dm="Concat",Qu="Conv2D",R1="Conv2DBackpropFilter",Zu="Conv2DBackpropInput",ed="Conv3D",Fm="Conv3DBackpropFilterV2",td="Conv3DBackpropInputV2",nd="Cos",rd="Cosh",sd="Cumprod",ad="Cumsum",od="CropAndResize",Mm="DenseBincount",id="DepthToSpace",cd="DepthwiseConv2dNative",D1="DepthwiseConv2dNativeBackpropFilter",F1="DepthwiseConv2dNativeBackpropInput",Om="Diag",ld="Dilation2D",Ql="Dilation2DBackpropInput",Zl="Dilation2DBackpropFilter",M1="Draw",ud="RealDiv",O1="Einsum",dd="Elu",Pm="EluGrad",fd="Erf",pd="Equal",hd="Exp",Bm="ExpandDims",md="Expm1",P1="FFT",Lm="Fill",gd="FlipLeftRight",yd="Floor",vd="FloorDiv",bd="FusedBatchNorm",Wm="GatherV2",wd="GatherNd",Sd="Greater",xd="GreaterEqual",_d="Identity",B1="IFFT",L1="Imag",Id="IsFinite",kd="IsInf",Ed="IsNan",Td="LeakyRelu",Cd="Less",Nd="LessEqual",Ad="LinSpace",$d="Log",Rd="Log1p",Dd="LogicalAnd",Fd="LogicalNot",Md="LogicalOr",QC="LogicalXor",Od="LRN",zm="LRNGrad",Pd="Max",Bd="Maximum",Ld="MaxPool",W1="MaxPoolGrad",Hm="MaxPool3D",z1="MaxPool3DGrad",Um="MaxPoolWithArgmax",Wd="Mean",zd="Min",Hd="Minimum",Ud="MirrorPad",Vd="Mod",jd="Multinomial",Gd="Multiply",Vm="Neg",qd="NotEqual",Kd="NonMaxSuppressionV3",Xd="NonMaxSuppressionV4",Yd="NonMaxSuppressionV5",jm="OnesLike",Jd="O

90neHot",Gm="Pack",Qd="PadV2",Zd="Pow",ef="Prelu",tf="Prod",H1="RaggedGather",U1="RaggedRange",V1="RaggedTensorToTensor",qm="Range",j1="Real",nf="Reciprocal",rf="Relu",Km="Reshape",sf="ResizeNearestNeighbor",Xm="ResizeNearestNeighborGrad",af="ResizeBilinear",Ym="ResizeBilinearGrad",of="Relu6",cf="Reverse",lf="Round",uf="Rsqrt",df="ScatterNd",ff="TensorScatterUpdate",pf="SearchSorted",Jm="Select",hf="Selu",Qm="Slice",mf="Sin",gf="Sinh",yf="Sign",vf="Sigmoid",bf="Softplus",wf="Sqrt",Sf="Sum",Zm="SpaceToBatchND",eg="SplitV",xf="Softmax",tg="SparseFillEmptyRows",_f="SparseReshape",ng="SparseSegmentMean",rg="SparseSegmentSum",If="SparseToDense",kf="SquaredDifference",G1="Square",sg="StaticRegexReplace",Ef="StridedSlice",ag="StringNGrams",og="StringSplit",ig="StringToHashBucketFast",Tf="Sub",Cf="Tan",Nf="Tanh",Wc="Tile",Af="TopK",$f="Transform",Lo="Transpose",cg="Unique",lg="Unpack",q1="UnsortedSegmentSum",ug="ZerosLike",zc="Step",uv="FromPixels",Rf="RotateWithOffset",gc="_FusedMatMul",yc="FusedConv2D",vc="FusedDepthwiseConv2D";/**
91 * @license
92 * Copyright 2018 Google LLC. All Rights Reserved.
93 * Licensed under the Apache License, Version 2.0 (the "License");
94 * you may not use this file except in compliance with the License.
95 * You may obtain a copy of the License at
96 *
97 * http://www.apache.org/licenses/LICENSE-2.0
98 *
99 * Unless required by applicable law or agreed to in writing, software
100 * distributed under the License is distributed on an "AS IS" BASIS,
101 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
102 * See the License for the specific language governing permissions and
103 * limitations under the License.
104 * =============================================================================
105 */function Ea(...t){Qe().getBool("IS_TEST")||Qe().getBool("PROD")||console.warn(...t)}/**
106 * @license
107 * Copyright 2019 Google LLC. All Rights Reserved.
108 * Licensed under the Apache License, Version 2.0 (the "License");
109 * you may not use this file except in compliance with the License.
110 * You may obtain a copy of the License at
111 *
112 * http://www.apache.org/licenses/LICENSE-2.0
113 *
114 * Unless required by applicable law or agreed to in writing, software
115 * distributed under the License is distributed on an "AS IS" BASIS,
116 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
117 * See the License for the specific language governing permissions and
118 * limitations under the License.
119 * =============================================================================
120 */const eu=Em("kernelRegistry",()=>new Map),ZC=Em("gradRegistry",()=>new Map);function tu(t,e){const n=X1(t,e);return eu.get(n)}function dv(t){return ZC.get(t)}function fv(t){const e=eu.entries(),n=[];for(;;){const{done:r,value:s}=e.next();if(r)break;const[a,o]=s,[i]=a.split("_");i===t&&n.push(o)}return n}function K1(t){const{kernelName:e,backendName:n}=t,r=X1(e,n);eu.has(r)&&Ea("The kernel '".concat(e,"' for backend ")+"'".concat(n,"' is already registered")),eu.set(r,t)}function X1(t,e){return"".concat(e,"_").concat(t)}/**
121 * @license
122 * Copyright 2023 Google LLC.
123 * Licensed under the Apache License, Version 2.0 (the "License");
124 * you may not use this file except in compliance with the License.
125 * You may obtain a copy of the License at
126 *
127 * http://www.apache.org/licenses/LICENSE-2.0
128 *
129 * Unless required by applicable law or agreed to in writing, software
130 * distributed under the License is distributed on an "AS IS" BASIS,
131 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
132 * See the License for the specific language governing permissions and
133 * limitations under the License.
134 * =============================================================================
135 */function Y1(t){return t instanceof Float32Array||t instanceof Int32Array||t instanceof Uint8Array||t instanceof Uint8ClampedArray}var J1=Ot,wr=null;try{wr=new WebAssembly.Instance(new WebAssembly.Module(new Uint8Array([0,97,115,109,1,0,0,0,1,13,2,96,0,1,127,96,4,127,127,127,127,1,127,3,7,6,0,1,1,1,1,1,6,6,1,127,1,65,0,11,7,50,6,3,109,117,108,0,1,5,100,105,118,95,115,0,2,5,100,105,118,95,117,0,3,5,114,101,109,95,115,0,4,5,114,101,109,95,117,0,5,8,103,101,116,95,104,105,103,104,0,0,10,191,1,6,4,0,35,0,11,36,1,1,126,32,0,173,32,1,173,66,32,134,132,32,2,173,32,3,173,66,32,134,132,126,34,4,66,32,135,167,36,0,32,4,167,11,36,1,1,126,32,0,173,32,1,173,66,32,134,132,32,2,173,32,3,173,66,32,134,132,127,34,4,66,32,135,167,36,0,32,4,167,11,36,1,1,126,32,0,173,32,1,173,66,32,134,132,32,2,173,32,3,173,66,32,134,132,128,34,4,66,32,135,167,36,0,32,4,167,11,36,1,1,126,32,0,173,32,1,173,66,32,134,132,32,2,173,32,3,173,66,32,134,132,129,34,4,66,32,135,167,36,0,32,4,167,11,36,1,1,126,32,0,173,32,1,173,66,32,134,132,32,2,173,32,3,173,66,32,134,132,130,34,4,66,32,135,167,36,0,32,4,167,11])),{}).exports}catch(t){}function Ot(t,e,n){this.low=t|0,this.high=e|0,this.unsigned=!!n}Ot.prototype.__isLong__;Object.defineProperty(Ot.prototype,"__isLong__",{value:!0});function nr(t){return(t&&t.__isLong__)===!0}Ot.isLong=nr;var pv={},hv={};function eo(t,e){var n,r,s;return e?(t>>>=0,(s=0<=t&&t<256)&&(r=hv[t],r)?r:(n=Pt(t,(t|0)<0?-1:0,!0),s&&(hv[t]=n),n)):(t|=0,

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t=="string"?dg(t,e):Pt(t.low,t.high,typeof e=="boolean"?e:t.unsigned)}Ot.fromValue=Br;var mv=65536,eN=1<<24,Ko=mv*mv,Q1=Ko*Ko,gv=Q1/2,yv=eo(eN),xr=eo(0);Ot.ZERO=xr;var Ra=eo(0,!0);Ot.UZERO=Ra;var Do=eo(1);Ot.ONE=Do;var Z1=eo(1,!0);Ot.UONE=Z1;var hh=eo(-1);Ot.NEG_ONE=hh;var ew=Pt(-1,2147483647,!1);Ot.MAX_VALUE=ew;var tw=Pt(-1,-1,!0);Ot.MAX_UNSIGNED_VALUE=tw;var Zn=Pt(0,-2147483648,!1);Ot.MIN_VALUE=Zn;var ge=Ot.prototype;ge.toInt=function(){return this.unsigned?this.low>>>0:this.low};ge.toNumber=function(){return this.unsigned?(this.high>>>0)*Ko+(this.low>>>0):this.high*Ko+(this.low>>>0)};ge.toString=function(e){if(e=e||10,e<2||36<e)throw RangeError("radix");if(this.isZero())return"0";if(this.isNegative())if(this.eq(Zn)){var n=Sr(e),r=this.div(n),s=r.mul(n).sub(this);return r.toString(e)+s.toInt().toString(e)}else return"-"+this.neg().toString(e);for(var a=Sr(nu(e,6),this.unsigned),o=this,i="";;){var l=o.div(a),u=o.sub(l.mul(a)).toInt()>>>0,c=u.toString(e);if(o=l,o.isZero())return c+i;for(;c.length<6;)c="0"+c;i=""+c+i}};ge.getHighBits=function(){return this.high};ge.getHighBitsUnsigned=function(){return this.high>>>0};ge.getLowBits=function(){return this.low};ge.getLowBitsUnsigned=function(){return this.low>>>0};ge.getNumBitsAbs=function(){if(this.isNegative())return this.eq(Zn)?64:this.neg().getNumBitsAbs();for(var e=this.high!=0?this.high:this.low,n=31;n>0&&!(e&1<<n);n--);return this.high!=0?n+33:n+1};ge.isZero=function(){return this.high===0&&this.low===0};ge.eqz=ge.isZero;ge.isNegative=function(){return!this.unsigned&&this.high<0};ge.isPositive=function(){return this.unsigned||this.high>=0};ge.isOdd=function(){return(this.low&1)===1};ge.isEven=function(){return(this.low&1)===0};ge.equals=function(e){return nr(e)||(e=Br(e)),this.unsigned!==e.unsigned&&this.high>>>31===1&&e.high>>>31===1?!1:this.high===e.high&&this.low===e.low};ge.eq=ge.equals;ge.notEquals=function(e){return!this.eq(e)};ge.neq=ge.notEquals;ge.ne=ge.notEquals;ge.lessThan=function(e){return this.comp(e)<0};ge.lt=ge.lessThan;ge.lessThanOrEqual=function(e){return this.comp(e)<=0};ge.lte=ge.lessThanOrEqual;ge.le=ge.lessThanOrEqual;ge.greaterThan=function(e){return this.comp(e)>0};ge.gt=ge.greaterThan;ge.greaterThanOrEqual=function(e){return this.comp(e)>=0};ge.gte=ge.greaterThanOrEqual;ge.ge=ge.greaterThanOrEqual;ge.compare=function(e){if(nr(e)||(e=Br(e)),this.eq(e))return 0;var n=this.isNegative(),r=e.isNegative();return n&&!r?-1:!n&&r?1:this.unsigned?e.high>>>0>this.high>>>0||e.high===this.high&&e.low>>>0>this.low>>>0?-1:1:this.sub(e).isNegative()?-1:1};ge.comp=ge.compare;ge.negate=function(){return!this.unsigned&&this.eq(Zn)?Zn:this.not().add(Do)};ge.neg=ge.negate;ge.add=function(e){nr(e)||(e=Br(e));var n=this.high>>>16,r=this.high&65535,s=this.low>>>16,a=this.low&65535,o=e.high>>>16,i=e.high&65535,l=e.low>>>16,u=e.low&65535,c=0,d=0,f=0,p=0;return p+=a+u,f+=p>>>16,p&=65535,f+=s+l,d+=f>>>16,f&=65535,d+=r+i,c+=d>>>16,d&=65535,c+=n+o,c&=65535,Pt(f<<16|p,c<<16|d,this.unsigned)};ge.subtract=function(e){return nr(e)||(e=Br(e)),this.add(e.neg())};ge.sub=ge.subtract;ge.multiply=function(e){if(this.isZero())return xr;if(nr(e)||(e=Br(e)),wr){var n=wr.mul(this.low,this.high,e.low,e.high);return Pt(n,wr.get_high(),this.unsigned)}if(e.isZero())return xr;if(this.eq(Zn))return e.isOdd()?Zn:xr;if(e.eq(Zn))return this.isOdd()?Zn:xr;if(this.isNegative())return e.isNegative()?this.neg().mul(e.neg()):this.neg().mul(e).neg();if(e.isNegative())return this.mul(e.neg()).neg();if(this.lt(yv)&&e.lt(yv))return Sr(this.toNumber()*e.toNumber(),this.unsigned);var r=this.high>>>16,s=this.high&65535,a=this.low>>>16,o=this.low&65535,i=e.high>>>16,l=e.high&65535,u=e.low>>>16,c=e.low&65535,d=0,f=0,p=0,h=0;return h+=o*c,p+=h>>>16,h&=65535,p+=a*c,f+=p>>>16,p&=65535,p+=o*u,f+=p>>>16,p&=65535,f+=s*c,d+=f>>>16,f&=65535,f+=a*u,d+=f>>>16,f&=65535,f+=o*l,d+=f>>>16,f&=65535,d+=r*c+s*u+a*l+o*i,d&=65535,Pt(p<<16|h,d<<16|f,this.unsigned)};ge.mul=ge.multiply;ge.divide=function(e){if(nr(e)||(e=Br(e)),e.isZero())throw Error("division by zero");if(wr){if(!this.unsigned&&this.high===-2147483648&&e.low===-1&&e.high===-1)return this;var n=(this.unsigned?wr.div_u:wr.div_s)(this.low,this.high,e.low,e.high);return Pt(n,wr.get_high(),this.unsigned)}if(this.isZero())return this.unsigned?Ra:xr;var r,s,a;if(this.unsigned){if(e.unsigned||(e=e.toUnsigned()),e.gt(this))return Ra;if(e.gt(this.shru(1)))return Z1;a=Ra}else{if(this.eq(Zn)){if(e.eq(Do)||e.eq(hh))return Zn;if(e.eq(Zn))return Do;var o=this.shr(1);return r=o.div(e).shl(1),r.eq(xr)?e.isNegative()?Do:hh:(s=this.sub(e.mul(r)),a=r.add(s.div(e)),a)}else if(e.eq(Zn))return this.unsigned?Ra:xr;if(this.isNegative())return e.isNegative()?this.neg().div(e.neg()):this.neg().div(e).neg();if(e.isNegative())return this.div(e.neg()).neg();a=xr}for(s=this;s.gte(e);){r=Math.max(1,Math.floor(s.toNumber()/e.toNumber()));for(var i=Math.ceil(Math.log(r)/Math.LN2),l=i<=48?1:nu(2,i-48),u=Sr(r),c=u.mul(e);c.isNegative()||c.gt(s);)r-=l,u=Sr(r,this.unsigned),c=u.mul(e);u.isZero()&&(u=Do),a=a.add(u),s=s.sub(c)}return a};ge.div=ge.divide;ge.modulo=function(e){if(nr(e)||(e=Br(e)),wr){var n=(this.unsigned?wr.rem_u:wr.rem_s)(this.low,this.high,e.low,e.high);return Pt(n,wr.get_high(),this.unsigned)}return this.sub(this.div(e).mul(e))};ge.mod=ge.modulo;ge.rem=ge.modulo;ge.not=function(){return Pt(~this.low,~this.high,this.unsigned)};ge.and=function(e){return nr(e)||(e=Br(e)),Pt(this.low&e.low,this.high&e.high,this.unsigned)};ge.or=function(e){return nr(e)||(e=Br(e)),Pt(this.low|e.low,this.high|e.high,this.unsigned)};ge.xor=function(e){return nr(e)||(e=Br(e)),Pt(this.low^e.low,this.high^e.high,this.unsigned)};ge.shiftLeft=function(e){return nr(e)&&(e=e.toInt()),(e&=63)===0?this:e<32?Pt(this.low<<e,this.high<<e|this.low>>>32-e,this.unsigned):Pt(0,this.low<<e-32,this.unsigned)};ge.shl=ge.shiftLeft;ge.shiftRight=function(e){return nr(e)&&(e=e.toInt()),(e&=63)===0?this:e<32?Pt(this.low>>>e|this.high<<32-e,this.high>>e,this.unsigned):Pt(this.high>>e-32,this.high>=0?0:-1,this.unsigned)};ge.shr=ge.shiftRight;ge.shiftRightUnsigned=function(e){if(nr(e)&&(e=e.toInt()),e&=63,e===0)return this;var n=this.high;if(e<32){var r=this.low;return Pt(r>>>e|n<<32-e,n>>>e,this.unsigned)}else return e===32?Pt(n,0,this.unsigned):Pt(n>>>e-32,0,this.unsigned)};ge.shru=ge.shiftRightUnsigned;ge.shr_u=ge.shiftRightUnsigned;ge.toSigned=function(){return this.unsigned?Pt(this.low,this.high,!1):this};ge.toUnsigned=function(){return this.unsigned?this:Pt(this.low,this.high,!0)};ge.toBytes=function(e){return e?this.toBytesLE():this.toBytesBE()};ge.toBytesLE=function(){var e=this.high,n=this.low;return[n&255,n>>>8&255,n>>>16&255,n>>>24,e&255,e>>>8&255,e>>>16&255,e>>>24]};ge.toBytesBE=function(){var e=this.high,n=this.low;return[e>>>24,e>>>16&255,e>>>8&255,e&255,n>>>24,n>>>16&255,n>>>8&255,n&255]};Ot.fromBytes=function(e,n,r){return r?Ot.fromBytesLE(e,n):Ot.fromBytesBE(e,n)};Ot.fromBytesLE=function(e,n){return new Ot(e[0]|e[1]<<8|e[2]<<16|e[3]<<24,e[4]|e[5]<<8|e[6]<<16|e[7]<<24,n)};Ot.fromBytesBE=function(e,n){return new Ot(e[4]<<24|e[5]<<16|e[6]<<8|e[7],e[0]<<24|e[1]<<16|e[2]<<8|e[3],n)};const nw=Nu(J1),tN=dm({__proto__:null,default:nw},[J1]);/**
136 * @license
137 * Copyright 2021 Google LLC. All Rights Reserved.
138 * Licensed under the Apache License, Version 2.0 (the "License");
139 * you may not use this file except in compliance with the License.
140 * You may obtain a copy of the License at
141 *
142 * http://www.apache.org/licenses/LICENSE-2.0
143 *
144 * Unless required by applicable law or agreed to in writing, software
145 * distributed under the License is distributed on an "AS IS" BASIS,
146 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
147 * See the License for the specific language governing permissions and
148 * limitations under the License.
149 * =============================================================================
150 */const Ta=nw||tN;function Df(t){return Ta.fromString(t,!0,16)}const rw=Df("c3a5c85c97cb3127"),_a=Df("b492b66fbe98f273"),An=Df("9ae16a3b2f90404f");function mh(t){return t.xor(t.shru(47))}function sw(t,e,n){const r=t.slice(e,e+n);return Ta.fromBytes(Array.from(r),!0,!0)}function $t(t,e){return sw(t,e,8)}function vv(t,e){return sw(t,e,4)}function dn(t,e){return e===0?t:t.shru(e).or(t.shl(64-e))}function Ks(t,e,n=Df("9ddfea08eb382d69")){let r=t.xor(e).mul(n);r=r.xor(r.shru(47));let s=e.xor(r).mul(n);return s=s.xor(s.shru(47)),s=s.mul(n),s}function nN(t,e,n,r,s,a){s=s.add(t),a=dn(a.add(s).add(r),21);const o=s;return s=s.add(e),s=s.add(n),a=a.add(dn(s,44)),[s.add(r),a.add(o)]}function yl(t,e,n,r){return nN($t(t,e),$t(t,e+8),$t(t,e+16),$t(t,e+24),n,r)}function rN(t,e=t.length){if(e>=8){const n=An.add(e*2),r=$t(t,0).add(An),s=$t(t,e-8),a=dn(s,37).mul(n).add(r),o=dn(r,25).add(s).mul(n);return Ks(a,o,n)}if(e>=4){const n=An.add(e*2),r=vv(t,0);return Ks(r.shl(3).add(e),vv(t,e-4),n)}if(e>0){const n=t[0],r=t[e>>1],s=t[e-1],a=n+(r<<8),o=e+(s<<2);return mh(An.mul(a).xor(rw.mul(o))).mul(An)}return An}function sN(t,e=t.length){const n=An.add(e*2),r=$t(t,0).mul(_a),s=$t(t,8),a=$t(t,e-8).mul(n),o=$t(t,e-16).mul(An);return Ks(dn(r.add(s),43).add(dn(a,30)).add(o),r.add(dn(s.add(An),18)).add(a),n)}function aN(t,e=t.length){const n=An.add(e*2),r=$t(t,0).mul(An),s=$t(t,8),a=$t(t,e-8).mul(n),o=$t(t,e-16).mul(An),i=dn(r.add(s),43).add(dn(a,30)).add(o),l=Ks(i,r.add(dn(s.add(An),18)).add(a),n),u=$t(t,16).mul(n),c=$t(t,24),d=i.add($t(t,e-32)).mul(n),f=l.add($t(t,e-24)).mul(n);return Ks(dn(u.add(c),43).add(dn(d,30)).add(f),u.add(dn(c.add(r),18)).add(d),n)}function oN(t,e=t.length){const n=Ta.fromNumber(81,!0);if(e<=32)return e<=16?rN(t,e):sN(t,e);if(e<=64)return aN(t,e);let r=n,s=n.mul(_a).add(113),a=mh(s.mul(An).add(113)).mul(An),o=[Ta.UZERO,Ta.UZERO],i=[Ta.UZERO,Ta.UZERO];r=r.mul(An).add($t(t,0));let l=0;const u=(e-1>>6)*64,c=u+(e-1&63)-63;do r=dn(r.add(s).add(o[0]).add($t(t,l+8)),37).mul(_a),s=dn(s.add(o[1]).add($t(t,l+48)),42).mul(_a),r=r.xor(i[1]),s=s.add(o[0]).add($t(t,l+40)),a=dn(a.add(i[0]),33).mul(_a),o=yl(t,l,o[1].mul(_a),r.add(i[0])),i=yl(t,l+32,a.add(i[1]),s.add($t(t,l+16))),[a,r]=[r,a],l+=64;while(l!==u);const d=_a.add(a.and(255).shl(1));return l=c,i[0]=i[0].add(e-1&63),o[0]=o[0].add(i[0]),i[0]=i[0].add(o[0]),r=dn(r.add(s).add(o[0]).add($t(t,l+8)),37).mul(d),s=dn(s.add(o[1]).add($t(t,l+48)),42).mul(d),r=r.xor(i[1].mul(9)),s=s.add(o[0].mul(9).add($t(t,l+40))),a=dn(a.add(i[0]),33).mul(d),o=yl(t,l,o[1].mul(d),r.add(i[0])),i=yl(t,l+32,a.add(i[1]),s.add($t(t,l+16))),[a,r]=[r,a],Ks(Ks(o[0],i[0],d).add(mh(s).mul(rw)).add(a),Ks(o[1],i[1],d).add(r),d)}/**
151 * @license
152 * Copyright 2017 Google LLC. All Rights Reserved.
153 * Licensed under the Apache License, Version 2.0 (the "License");

154 * you may not use this file except in compliance with the License.
155 * You may obtain a copy of the License at
156 *
157 * http://www.apache.org/licenses/LICENSE-2.0
158 *
159 * Unless required by applicable law or agreed to in writing, software
160 * distributed under the License is distributed on an "AS IS" BASIS,
161 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
162 * See the License for the specific language governing permissions and
163 * limitations under the License.
164 * =============================================================================
165 */function fg(t,e){return e==="string"?Pa(t):to([t],e)}function iN(t,e){return t instanceof Float32Array&&e==="float32"||t instanceof Int32Array&&e==="int32"||t instanceof Uint8Array&&e==="bool"}function to(t,e){if(e==="string")throw new Error("Cannot convert a string[] to a TypedArray");if(Array.isArray(t)&&(t=wc(t)),Qe().getBool("DEBUG")&&LC(t,e),iN(t,e))return t;if(e==null||e==="float32"||e==="complex64")return new Float32Array(t);if(e==="int32")return new Int32Array(t);if(e==="bool"){const n=new Uint8Array(t.length);for(let r=0;r<n.length;++r)Math.round(t[r])!==0&&(n[r]=1);return n}else throw new Error("Unknown data type ".concat(e))}function Qs(){return Qe().platform.now()}function cN(t,e){return Qe().platform.fetch(t,e)}function Pa(t,e="utf-8"){return e=e||"utf-8",Qe().platform.encode(t,e)}function bc(t,e="utf-8"){return e=e||"utf-8",Qe().platform.decode(t,e)}function kr(t){return Qe().platform.isTypedArray!=null?Qe().platform.isTypedArray(t):Y1(t)}function wc(t,e=[],n=!1){if(e==null&&(e=[]),typeof t=="boolean"||typeof t=="number"||typeof t=="string"||za(t)||t==null||kr(t)&&n)e.push(t);else if(Array.isArray(t)||kr(t))for(let r=0;r<t.length;++r)wc(t[r],e,n);else{let r=-1;for(const s of Object.keys(t))/^([1-9]+[0-9]*|0)$/.test(s)&&(r=Math.max(r,Number(s)));for(let s=0;s<=r;s++)wc(t[s],e,n)}return e}/**
166 * @license
167 * Copyright 2018 Google LLC. All Rights Reserved.
168 * Licensed under the Apache License, Version 2.0 (the "License");
169 * you may not use this file except in compliance with the License.
170 * You may obtain a copy of the License at
171 *
172 * http://www.apache.org/licenses/LICENSE-2.0
173 *
174 * Unless required by applicable law or agreed to in writing, software
175 * distributed under the License is distributed on an "AS IS" BASIS,
176 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
177 * See the License for the specific language governing permissions and
178 * limitations under the License.
179 * =============================================================================
180 */class lN{constructor(e,n){this.backendTimer=e,this.logger=n,n==null&&(this.logger=new dN)}profileKernel(e,n,r){let s;const a=()=>{s=r()};let o;const i=Qs();if(this.backendTimer.timerAvailable())o=this.backendTimer.time(a);else{a();for(const u of s)u.dataSync();o=Promise.resolve({kernelMs:Qs()-i})}if(Qe().getBool("CHECK_COMPUTATION_FOR_ERRORS"))for(let u=0;u<s.length;u++){const c=s[u];c.data().then(d=>{uN(d,c.dtype,e)})}return{kernelName:e,outputs:s,inputs:n,timeMs:o.then(u=>u.kernelMs),extraInfo:o.then(u=>u.getExtraProfileInfo!=null?u.getExtraProfileInfo():"")}}logKernelProfile(e){const{kernelName:n,outputs:r,timeMs:s,inputs:a,extraInfo:o}=e;r.forEach(i=>{Promise.all([i.data(),s,o]).then(l=>{this.logger.logKernelProfile(n,i,l[0],l[1],a,l[2])})})}}function uN(t,e,n){if(e!=="float32")return!1;for(let r=0;r<t.length;r++){const s=t[r];if(isNaN(s)||!isFinite(s))return console.warn("Found ".concat(s," in the result of '").concat(n,"'")),!0}return!1}class dN{logKernelProfile(e,n,r,s,a,o){const i=typeof s=="number"?Dl("".concat(s,"ms"),9):s.error,l=Dl(e,25),u=n.rank,c=n.size,d=Dl(n.shape.toString(),14);let f="";for(const p in a){const h=a[p];if(h!=null){const m=h.shape||n.shape,g=m.length;f+="".concat(p,": ").concat(g,"D ").concat(g>0?m:""," ")}}console.log("%c".concat(l,"	%c").concat(i,"	%c").concat(u,"D ").concat(d,"	%c").concat(c,"	%c").concat(f,"	%c").concat(o),"font-weight:bold","color:red","color:blue","color: orange","color: green","color: steelblue")}}/**
181 * @license
182 * Copyright 2017 Google LLC. All Rights Reserved.
183 * Licensed under the Apache License, Version 2.0 (the "License");

184 * you may not use this file except in compliance with the License.
185 * You may obtain a copy of the License at
186 *
187 * http://www.apache.org/licenses/LICENSE-2.0
188 *
189 * Unless required by applicable law or agreed to in writing, software
190 * distributed under the License is distributed on an "AS IS" BASIS,
191 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
192 * See the License for the specific language governing permissions and
193 * limitations under the License.
194 * =============================================================================
195 */function fN(t,e,n){const r={},s={};for(let l=0;l<e.length;l++)r[e[l].id]=!0;for(let l=0;l<t.length;l++){const u=t[l],c=u.inputs;for(const d in c){const f=c[d];let p=!1;for(let h=0;h<e.length;h++)if(r[f.id]){u.outputs.forEach(m=>r[m.id]=!0),p=!0,s[u.id]=!0;break}if(p)break}}const a={};a[n.id]=!0;const o={};for(let l=t.length-1;l>=0;l--){const u=t[l],c=u.inputs;for(let d=0;d<u.outputs.length;d++)if(a[u.outputs[d].id]){for(const f in c)a[c[f].id]=!0,o[u.id]=!0;break}}const i=[];for(let l=0;l<t.length;l++){const u=t[l];if(s[u.id]&&o[u.id]){const c={};for(const f in u.inputs){const p=u.inputs[f];r[p.id]&&(c[f]=p)}const d=Object.assign({},u);d.inputs=c,d.outputs=u.outputs,i.push(d)}}return i}function pN(t,e,n,r){for(let s=e.length-1;s>=0;s--){const a=e[s],o=[];if(a.outputs.forEach(l=>{const u=t[l.id];u!=null?o.push(u):o.push(null)}),a.gradient==null)throw new Error("Cannot compute gradient: gradient function not found "+"for ".concat(a.kernelName,"."));const i=a.gradient(o);for(const l in a.inputs){if(!(l in i))throw new Error("Cannot backprop through input ".concat(l,". ")+"Available gradients found: ".concat(Object.keys(i),"."));const u=n(()=>i[l]());if(u.dtype!=="float32")throw new Error("Error in gradient for op ".concat(a.kernelName,". The gradient of input ")+"".concat(l," must have 'float32' dtype, but has '").concat(u.dtype,"'"));const c=a.inputs[l];if(!Ir(u.shape,c.shape))throw new Error("Error in gradient for op ".concat(a.kernelName,". The gradient of input ")+"'".concat(l,"' has shape '").concat(u.shape,"', which does not match ")+"the shape of the input '".concat(c.shape,"'"));if(t[c.id]==null)t[c.id]=u;else{const d=t[c.id];t[c.id]=r(d,u),d.dispose()}}}}/**
196 * @license
197 * Copyright 2018 Google LLC. All Rights Reserved.
198 * Licensed under the Apache License, Version 2.0 (the "License");
199 * you may not use this file except in compliance with the License.
200 * You may obtain a copy of the License at
201 *
202 * http://www.apache.org/licenses/LICENSE-2.0
203 *
204 * Unless required by applicable law or agreed to in writing, software
205 * distributed under the License is distributed on an "AS IS" BASIS,
206 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
207 * See the License for the specific language governing permissions and
208 * limitations under the License.
209 * =============================================================================
210 */const bv=20,Ai=3,wp=7;function hN(t,e,n,r){const s=Ie(e),a=mN(t,e,n,s),o=e.length,i=Fl(t,e,n,s,a),l=["Tensor"];return r&&(l.push("  dtype: ".concat(n)),l.push("  rank: ".concat(o)),l.push("  shape: [".concat(e,"]")),l.push("  values:")),l.push(i.map(u=>"    "+u).join("\n")),l.join("\n")}function mN(t,e,n,r){const s=J(e),a=r[r.length-1],o=new Array(a).fill(0),i=e.length,l=n==="complex64"?Ui(t):t;if(i>1)for(let u=0;u<s/a;u++){const c=u*a;for(let d=0;d<a;d++)o[d]=Math.max(o[d],Hi(l[c+d],0,n).length)}return o}function Hi(t,e,n){let r;return Array.isArray(t)?r="".concat(parseFloat(t[0].toFixed(wp))," + ")+"".concat(parseFloat(t[1].toFixed(wp)),"j"):Mu(t)?r="'".concat(t,"'"):n==="bool"?r=aw(t):r=parseFloat(t.toFixed(wp)).toString(),Dl(r,e)}function aw(t){return t===0?"false":"true"}function Fl(t,e,n,r,s,a=!0){const o=n==="complex64"?2:1,i=e[0],l=e.length;if(l===0){if(n==="complex64"){const m=Ui(t);return[Hi(m[0],0,n)]}return n==="bool"?[aw(t[0])]:[t[0].toString()]}if(l===1){if(i>bv){const g=Ai*o;let v=Array.from(t.slice(0,g)),b=Array.from(t.slice((i-Ai)*o,i*o));return n==="complex64"&&(v=Ui(v),b=Ui(b)),["["+v.map((w,S)=>

210Hi(w,s[S],n)).join(", ")+", ..., "+b.map((w,S)=>Hi(w,s[i-Ai+S],n)).join(", ")+"]"]}return["["+(n==="complex64"?Ui(t):Array.from(t)).map((g,v)=>Hi(g,s[v],n)).join(", ")+"]"]}const u=e.slice(1),c=r.slice(1),d=r[0]*o,f=[];if(i>bv){for(let m=0;m<Ai;m++){const g=m*d,v=g+d;f.push(...Fl(t.slice(g,v),u,n,c,s,!1))}f.push("...");for(let m=i-Ai;m<i;m++){const g=m*d,v=g+d;f.push(...Fl(t.slice(g,v),u,n,c,s,m===i-1))}}else for(let m=0;m<i;m++){const g=m*d,v=g+d;f.push(...Fl(t.slice(g,v),u,n,c,s,m===i-1))}const p=l===2?",":"";f[0]="["+(i>0?f[0]+p:"");for(let m=1;m<f.length-1;m++)f[m]=" "+f[m]+p;let h=",\n";for(let m=2;m<l;m++)h+="\n";return f[f.length-1]=" "+f[f.length-1]+"]"+(a?"":h),f}function Ui(t){const e=[];for(let n=0;n<t.length;n+=2)e.push([t[n],t[n+1]]);return e}/**
211 * @license
212 * Copyright 2017 Google LLC. All Rights Reserved.
213 * Licensed under the Apache License, Version 2.0 (the "License");
214 * you may not use this file except in compliance with the License.
215 * You may obtain a copy of the License at
216 *
217 * http://www.apache.org/licenses/LICENSE-2.0
218 *
219 * Unless required by applicable law or agreed to in writing, software
220 * distributed under the License is distributed on an "AS IS" BASIS,
221 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
222 * See the License for the specific language governing permissions and
223 * limitations under the License.
224 * =============================================================================
225 */class on{constructor(e,n,r){if(this.dtype=n,this.shape=e.slice(),this.size=J(e),r!=null){const s=r.length;A(s===this.size,()=>"Length of values '".concat(s,"' does not match the size ")+"inferred by the shape '".concat(this.size,"'."))}if(n==="complex64")throw new Error("complex64 dtype TensorBuffers are not supported. Please create a TensorBuffer for the real and imaginary parts separately and call tf.complex(real, imag).");this.values=r||tn(n,this.size),this.strides=Ie(e)}set(e,...n){n.length===0&&(n=[0]),A(n.length===this.rank,()=>"The number of provided coordinates (".concat(n.length,") must ")+"match the rank (".concat(this.rank,")"));const r=this.locToIndex(n);this.values[r]=e}get(...e){e.length===0&&(e=[0]);let n=0;for(const s of e){if(s<0||s>=this.shape[n]){const a="Requested out of range element at ".concat(e,". ")+"  Buffer shape=".concat(this.shape);throw new Error(a)}n++}let r=e[e.length-1];for(let s=0;s<e.length-1;++s)r+=this.strides[s]*e[s];return this.values[r]}locToIndex(e){if(this.rank===0)return 0;if(this.rank===1)return e[0];let n=e[e.length-1];for(let r=0;r<e.length-1;++r)n+=this.strides[r]*e[r];return n}indexToLoc(e){if(this.rank===0)return[];if(this.rank===1)return[e];const n=new Array(this.shape.length);for(let r=0;r<n.length-1;++r)n[r]=Math.floor(e/this.strides[r]),e-=n[r]*this.strides[r];return n[n.length-1]=e,n}get rank(){return this.shape.length}toTensor(){return Rr().makeTensor(this.values,this.shape,this.dtype)}}let Rr=null,To=null;function gN(t){Rr=t}function yN(t){To=t}class Zt{constructor(e,n,r,s){this.kept=!1,this.isDisposedInternal=!1,this.shape=e.slice(),this.dtype=n||"float32",this.size=J(e),this.strides=Ie(e),this.dataId=r,this.id=s,this.rankType=this.rank<5?this.rank.toString():"higher"}get rank(){return this.shape.length}async buffer(){const e=await this.data();return To.buffer(this.shape,this.dtype,e)}bufferSync(){return To.buffer(this.shape,this.dtype,this.dataSync())}async array(){const e=await this.data();return _r(this.shape,e,this.dtype==="complex64")}arraySync(){return _r(this.shape,this.dataSync(),this.dtype==="complex64")}async data(){this.throwIfDisposed();const e=Rr().read(this.dataId);if(this.dtype==="string"){const n=await e;try{return n.map(r=>bc(r))}catch(r){throw new Error("Failed to decode the string bytes into utf-8. To get the original bytes, call tensor.bytes().")}}return e}dataToGPU(e){return this.throwIfDisposed(),Rr().readToGPU(this.dataId,e)}dataSync(){this.throwIfDisposed();const e=Rr().readSync(this.dataId);if(this.dtype==="string")try{return e.map(n=>bc(n))}catch(n){throw new Error("Failed to decode the string bytes into utf-8. To get the original bytes, call tensor.bytes().")}return e}async bytes(){this.throwIfDisposed();const e=await Rr().read(this.dataId);return this.dtype==="string"?e:new Uint8Array(e.buffer)}dispose(){this.isDisposed||(this.kerasMask&&this.kerasMask.dispose(),Rr().disposeTensor(this),this.isDisposedInternal=!0)}get isDisposed(){return this.isDisposedInternal}throwIfDisposed(){if(this.isDisposed)throw new Error("Tensor is disposed.")}print(e=!1){return To.print(this,e)}clone(){return this.throwIfDisposed(),To.clone(this)}toString(e=!1){const n=this.dataSync();return hN(n,this.shape,this.dtype,e)}cast(e){return this.throwIfDisposed(),To.cast(this,e)}variable(e=!0,n,r){return this.throwIfDisposed(),Rr().makeVariable(this,e,n,r)}}Object.defineProperty(Zt,Symbol.hasInstance,{value:t=>!!t&&t.data!=null&&t.dataSync!=null&&t.throwIfDisposed!=null});function vN(){return Em("Tensor",()=>Zt)}vN();class ru extends Zt{constructor(e,n,r,s){super(e.shape,e.dtype,e.dataId,s),this.trainable=n,this.name=r}assign(e){if(e.dtype!==this.dtype)throw new Error("dtype of the new value (".concat(e.dtype,") and ")+"previous value (".concat(this.dtype,") must match"));if(!Ir(e.shape,this.shape))throw new Error("shape of the new value (".concat(e.shape,") and ")+"previous value (".concat(this.shape,") must match"));Rr().disposeTensor(this),this.dataId=e.dataId,Rr().incRef(this,null)}dispose(){Rr().disposeVariable(this),this.isDisposedInternal=!0}}Object.defineProperty(ru,Symbol.hasInstance,{value:t=>t instanceof Zt&&t.assign!=null&&t.assign instanceof Function});/**
226 * @license
227 * Copyright 2017 Google LLC. All Rights Reserved.
228 * Licensed under the Apache License, Version 2.0 (the "License");

229 * you may not use this file except in compliance with the License.
230 * You may obtain a copy of the License at
231 *
232 * http://www.apache.org/licenses/LICENSE-2.0
233 *
234 * Unless required by applicable law or agreed to in writing, software
235 * distributed under the License is distributed on an "AS IS" BASIS,
236 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
237 * See the License for the specific language governing permissions and
238 * limitations under the License.
239 * =============================================================================
240 */var wv;(function(t){t.R0="R0",t.R1="R1",t.R2="R2",t.R3="R3",t.R4="R4",t.R5="R5",t.R6="R6"})(wv||(wv={}));var gh;(function(t){t.float32="float32",t.int32="int32",t.bool="int32",t.complex64="complex64"})(gh||(gh={}));var yh;(function(t){t.float32="float32",t.int32="int32",t.bool="bool",t.complex64="complex64"})(yh||(yh={}));var vh;(function(t){t.float32="float32",t.int32="float32",t.bool="float32",t.complex64="complex64"})(vh||(vh={}));var bh;(function(t){t.float32="complex64",t.int32="complex64",t.bool="complex64",t.complex64="complex64"})(bh||(bh={}));const bN={float32:vh,int32:gh,bool:yh,complex64:bh};function ci(t,e){if(t==="string"||e==="string"){if(t==="string"&&e==="string")return"string";throw new Error("Can not upcast ".concat(t," with ").concat(e))}return bN[t][e]}function ow(t){return t!=null&&typeof t=="object"&&"texture"in t&&t.texture instanceof WebGLTexture}function iw(t){return typeof GPUBuffer<"u"&&t!=null&&typeof t=="object"&&"buffer"in t&&t.buffer instanceof GPUBuffer}/**
241 * @license
242 * Copyright 2018 Google LLC. All Rights Reserved.
243 * Licensed under the Apache License, Version 2.0 (the "License");
244 * you may not use this file except in compliance with the License.
245 * You may obtain a copy of the License at
246 *
247 * http://www.apache.org/licenses/LICENSE-2.0
248 *
249 * Unless required by applicable law or agreed to in writing, software
250 * distributed under the License is distributed on an "AS IS" BASIS,
251 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
252 * See the License for the specific language governing permissions and
253 * limitations under the License.
254 * =============================================================================
255 */function Xt(t,e){if(t.dtype===e.dtype)return[t,e];const n=ci(t.dtype,e.dtype);return[t.cast(n),e.cast(n)]}function wN(t,e){A(t.dtype===e.dtype,()=>"The dtypes of the first(".concat(t.dtype,") and")+" second(".concat(e.dtype,") input must match"))}function cw(t){const e=[];return lw(t,e,new Set),e}function lw(t,e,n){if(t==null)return;if(t instanceof Zt){e.push(t);return}if(!SN(t))return;const r=t;for(const s in r){const a=r[s];n.has(a)||(n.add(a),lw(a,e,n))}}function SN(t){return Array.isArray(t)||typeof t=="object"}/**
256 * @license
257 * Copyright 2018 Google LLC. All Rights Reserved.
258 * Licensed under the Apache License, Version 2.0 (the "License");
259 * you may not use this file except in compliance with the License.
260 * You may obtain a copy of the License at
261 *
262 * http://www.apache.org/licenses/LICENSE-2.0
263 *
264 * Unless required by applicable law or agreed to in writing, software
265 * distributed under the License is distributed on an "AS IS" BASIS,
266 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
267 * See the License for the specific language governing permissions and
268 * limitations under the License.
269 * =============================================================================
270 */function Sp(t){return t.kernelName!=null}class Sv{constructor(){this.registeredVariables={},this.nextTapeNodeId=0,this.numBytes=0,this.numTensors=0,this.numStringTensors=0,this.numDataBuffers=0,this.gradientDepth=0,this.kernelDepth=0,this.scopeStack=[],this.numDataMovesStack=[],this.nextScopeId=0,this.tensorInfo=new WeakMap,this.profiling=!1,this.activeProfile={newBytes:0,newTensors:0,peakBytes:0,kernels:[],result:null,get kernelNames(){return Array.from(new Set(this.kernels.map(e=>e.name)))}}}dispose(){for(const e in this.registeredVariables)this.registeredVariables[e].dispose()}}class Xo{constructor(e){this.ENV=e,this.registry={},this.registryFactory={},this.pendingBackendInitId=0,this.state=new Sv}async ready(){if(this.pendingBackendInit!=null)return this.pendingBackendInit.then(()=>{});if(this.backendInstance!=null)return;const e=this.getSortedBackends();for(let n=0;n<e.length;n++){const r=e[n];if(await this.initializeBackend(r).success){await this.setBackend(r);return}}throw new Error("Could not initialize any backends, all backend initializations failed.")}

270get backend(){if(this.pendingBackendInit!=null)throw new Error("Backend '".concat(this.backendName,"' has not yet been initialized. Make ")+"sure to await tf.ready() or await tf.setBackend() before calling other methods");if(this.backendInstance==null){const{name:e,asyncInit:n}=this.initializeBackendsAndReturnBest();if(n)throw new Error("The highest priority backend '".concat(e,"' has not yet been ")+"initialized. Make sure to await tf.ready() or await tf.setBackend() before calling other methods");this.setBackend(e)}return this.backendInstance}backendNames(){return Object.keys(this.registryFactory)}findBackend(e){if(!(e in this.registry))if(e in this.registryFactory){const{asyncInit:n}=this.initializeBackend(e);if(n)return null}else return null;return this.registry[e]}findBackendFactory(e){return e in this.registryFactory?this.registryFactory[e].factory:null}registerBackend(e,n,r=1){return e in this.registryFactory?(Ea("".concat(e," backend was already registered. ")+"Reusing existing backend factory."),!1):(this.registryFactory[e]={factory:n,priority:r},!0)}async setBackend(e){if(this.registryFactory[e]==null)throw new Error("Backend name '".concat(e,"' not found in registry"));if(this.backendName=e,this.registry[e]==null){this.backendInstance=null;const{success:n,asyncInit:r}=this.initializeBackend(e);if(!(r?await n:n))return!1}return this.backendInstance=this.registry[e],this.setupRegisteredKernels(),this.profiler=new lN(this.backendInstance),!0}setupRegisteredKernels(){fv(this.backendName).forEach(n=>{n.setupFunc!=null&&n.setupFunc(this.backendInstance)})}disposeRegisteredKernels(e){fv(e).forEach(r=>{r.disposeFunc!=null&&r.disposeFunc(this.registry[e])})}initializeBackend(e){const n=this.registryFactory[e];if(n==null)throw new Error("Cannot initialize backend ".concat(e,", no registration found."));try{const r=n.factory();if(r&&!(r instanceof _m)&&typeof r.then=="function"){const s=++this.pendingBackendInitId,a=r.then(o=>s<this.pendingBackendInitId?!1:(this.registry[e]=o,this.pendingBackendInit=null,!0)).catch(o=>(s<this.pendingBackendInitId||(this.pendingBackendInit=null,Ea("Initialization of backend ".concat(e," failed")),Ea(o.stack||o.message)),!1));return this.pendingBackendInit=a,{success:a,asyncInit:!0}}else return this.registry[e]=r,{success:!0,asyncInit:!1}}catch(r){return Ea("Initialization of backend ".concat(e," failed")),Ea(r.stack||r.message),{success:!1,asyncInit:!1}}}removeBackend(e){if(!(e in this.registryFactory))throw new Error("".concat(e," backend not found in registry"));this.backendName===e&&this.pendingBackendInit!=null&&this.pendingBackendInitId++,e in this.registry&&(this.disposeRegisteredKernels(e),this.registry[e].dispose(),delete this.registry[e]),delete this.registryFactory[e],this.backendName===e&&(this.pendingBackendInit=null,this.backendName=null,this.backendInstance=null)}getSortedBackends(){if(Object.keys(this.registryFactory).length===0)throw new Error("No backend found in registry.");return Object.keys(this.registryFactory).sort((e,n)=>this.registryFactory[n].priority-this.registryFactory[e].priority)}initializeBackendsAndReturnBest(){const e=this.getSortedBackends();for(let n=0;n<e.length;n++){const r=e[n],{success:s,asyncInit:a}=this.initializeBackend(r);if(a||s)return{name:r,asyncInit:a}}throw new Error("Could not initialize any backends, all backend initializations failed.")}moveData(e,n){const r=this.state.tensorInfo.get(n),s=r.backend,a=this.readSync(n),o=s.refCount(n);s.disposeData(n,!0),r.backend=e,e.move(n,a,r.shape,r.dtype,o),this.shouldCheckForMemLeaks()&&this.state.numDataMovesStack[this.state.numDataMovesStack.length-1]++}tidy(e,n){let r=null;if(n==null){if(typeof e!="function")throw new Error("Please provide a function to tidy()");n=e}else{if(typeof e!="string"&&!(e instanceof String))throw new Error("When calling with two arguments, the first argument to tidy() must be a string");if(typeof n!="function")throw new Error("When calling with two arguments, the 2nd argument to tidy() must be a function");r=e}let s;return this.scopedRun(()=>this.startScope(r),()=>this.endScope(s),()=>(s=n(),s instanceof Promise&&console.error("Cannot return a Promise inside of tidy."),s))}scopedRun(e,n,r){e();try{const s=r();return n(),s}catch(s){throw n(),s}}nextTensorId(){return Xo.nextTensorId++}nextVariableId(){return Xo.nextVariableId++}clone(e){const n=W.runKernel(_d,{x:e}),r={x:e},s=o=>({x:()=>{const i="float32",l={x:o},u={dtype:i};return W.runKernel(Yu,l,u)}}),a=[];return this.addTapeNode(this.state.activeScope.name,r,[n],s,a,{}),n}runKernel(e,n,r){if(this.backendName==null&&this.backend,!(tu(e,this.backendName)!=null))throw new Error("Kernel '".concat(e,"' not registered for backend '").concat(this.backendName,"'"));return this.runKernelFunc({kernelName:e,inputs:n,attrs:r})}shouldCheckForMemLeaks(){return this.ENV.getBool("IS_TEST")}

270checkKernelForMemLeak(e,n,r){const s=this.backend.numDataIds();let a=0;r.forEach(l=>{a+=l.dtype==="complex64"?3:1});const o=this.state.numDataMovesStack[this.state.numDataMovesStack.length-1],i=s-n-a-o;if(i>0)throw new Error("Backend '".concat(this.backendName,"' has an internal memory leak ")+"(".concat(i," data ids) after running '").concat(e,"'"))}runKernelFunc(e){let n,r=[];const s=this.isTapeOn(),a=this.state.numBytes,o=this.state.numTensors;this.shouldCheckForMemLeaks()&&this.state.numDataMovesStack.push(0);let i;this.backendName==null&&this.backend;let l;const u=Sp(e)?e.kernelName:this.state.activeScope!=null?this.state.activeScope.name:"";if(Sp(e)){const{kernelName:h,inputs:m,attrs:g}=e;this.backendName==null&&this.backend;const v=tu(h,this.backendName);A(v!=null,()=>"Cannot find registered kernel '".concat(h,"' for backend '").concat(this.backendName,"'")),i=()=>{const b=this.backend.numDataIds();l=v.kernelFunc({inputs:m,attrs:g,backend:this.backend});const w=Array.isArray(l)?l:[l];this.shouldCheckForMemLeaks()&&this.checkKernelForMemLeak(h,b,w);const S=w.map(I=>I.rank!=null?I:this.makeTensorFromTensorInfo(I));if(s){const I=this.getTensorsForGradient(h,m,S);r=this.saveTensorsForBackwardMode(I)}return S}}else{const{forwardFunc:h}=e,m=g=>{s&&(r=g.map(v=>this.keep(this.clone(v))))};i=()=>{const g=this.backend.numDataIds();l=this.tidy(()=>h(this.backend,m));const v=Array.isArray(l)?l:[l];return this.shouldCheckForMemLeaks()&&this.checkKernelForMemLeak(u,g,v),v}}const{inputs:c,attrs:d}=e,f=Sp(e)?null:e.backwardsFunc;let p;return this.scopedRun(()=>this.state.kernelDepth++,()=>this.state.kernelDepth--,()=>{!this.ENV.getBool("DEBUG")&&!this.state.profiling?n=i():(p=this.profiler.profileKernel(u,c,()=>i()),this.ENV.getBool("DEBUG")&&this.profiler.logKernelProfile(p),n=p.outputs)}),s&&this.addTapeNode(u,c,n,f,r,d),this.state.profiling&&this.state.activeProfile.kernels.push({name:u,bytesAdded:this.state.numBytes-a,totalBytesSnapshot:this.state.numBytes,tensorsAdded:this.state.numTensors-o,totalTensorsSnapshot:this.state.numTensors,inputShapes:Object.keys(c).map(h=>c[h]!=null?c[h].shape:null),outputShapes:n.map(h=>h.shape),kernelTimeMs:p.timeMs,extraInfo:p.extraInfo}),Array.isArray(l)?n:n[0]}saveTensorsForBackwardMode(e){return e.map(r=>this.keep(this.clone(r)))}getTensorsForGradient(e,n,r){const s=dv(e);if(s!=null){const a=s.inputsToSave||[],o=s.outputsToSave||[];let i;s.saveAllInputs?(A(Array.isArray(n),()=>"saveAllInputs is true, expected inputs to be an array."),i=Object.keys(n).map(u=>n[u])):i=a.map(u=>n[u]);const l=r.filter((u,c)=>o[c]);return i.concat(l)}return[]}makeTensor(e,n,r,s){if(e==null)throw new Error("Values passed to engine.makeTensor() are null");r=r||"float32",s=s||this.backend;let a=e;r==="string"&&Mu(e[0])&&(a=e.map(l=>Pa(l)));const o=s.write(a,n,r),i=new Zt(n,r,o,this.nextTensorId());if(this.trackTensor(i,s),r==="string"){const l=this.state.tensorInfo.get(o),u=HC(a);this.state.numBytes+=u-l.bytes,l.bytes=u}return i}makeTensorFromDataId(e,n,r,s){r=r||"float32";const a={dataId:e,shape:n,dtype:r};return this.makeTensorFromTensorInfo(a,s)}makeTensorFromTensorInfo(e,n){const{dataId:r,shape:s,dtype:a}=e,o=new Zt(s,a,r,this.nextTensorId());return this.trackTensor(o,n),o}makeVariable(e,n=!0,r,s){r=r||this.nextVariableId().toString(),s!=null&&s!==e.dtype&&(e=e.cast(s));const a=new ru(e,n,r,this.nextTensorId());if(this.state.registeredVariables[a.name]!=null)throw new Error("Variable with name ".concat(a.name," was already registered"));return this.state.registeredVariables[a.name]=a,this.incRef(a,this.backend),a}trackTensor(e,n){this.state.numTensors++,e.dtype==="string"&&this.state.numStringTensors++;let r=0;e.dtype!=="complex64"&&e.dtype!=="string"&&(r=e.size*mc(e.dtype)),this.state.numBytes+=r,this.state.tensorInfo.has(e.dataId)||(this.state.numDataBuffers++,this.state.tensorInfo.set(e.dataId,{backend:n||this.backend,dtype:e.dtype,shape:e.shape,bytes:r})),e instanceof ru||this.track(e)}incRef(e,n){this.trackTensor(e,n),this.backend.incRef(e.dataId)}removeDataId(e,n){this.state.tensorInfo.has(e)&&this.state.tensorInfo.get(e).backend===n&&(this.state.tensorInfo.delete(e),this.state.numDataBuffers--)}disposeTensor(e){if(!this.state.tensorInfo.has(e.dataId))return;const n=this.state.tensorInfo.get(e.dataId);if(this.state.numTensors--,e.dtype==="string"&&(this.state.numStringTensors--,this.state.numBytes-=n.bytes),e.dtype!=="complex64"&&e.dtype!=="string"){const r=e.size*mc(e.dtype);this.state.numBytes-=r}n.backend.disposeData(e.dataId)&&this.removeDataId(e.dataId,n.backend)}disposeVariables(){for(const e in this.state.registeredVariables){const n=this.state.registeredVariables[e];this.disposeVariable(n)}}disposeVariable(e){this.disposeTensor(e),this.state.registeredVariables[e.name]!=null&&delete this.state.registeredVariables[e.name]}memory(){const e=this.backend.memory();return e.numTensors=this.state.numTensors,e.numDataBuffers=this.state.numDataBuffers,e.numBytes=this.state.numBytes,this.state.numStringTensors>0&&(e.unreliable=!0,e.reasons==null&&(e.reasons=[]),e.reasons.push("Memory usage by string tensors is approximate (2 bytes per character)")),e}async profile(e){this.state.profiling=!0;const n=this.state.numBytes,r=this.state.numTensors;this.state.activeProfile.kernels=[],this.state.activeProfile.result=await e(),this.state.profiling=!1,this.state.activeProfile.peakBytes=Math.max(...this.state.activeProfile.kernels.map(s=>s.totalBytesSnapshot)),this.state.activeProfile.newBytes=this.state.numBytes-n,this.state.activeProfile.newTensors=this.state.numTensors-r;for(const s of this.state.activeProfile.kernels)s.kernelTimeMs=await s.kernelTimeMs,s.extraInfo=await s.extraInfo;return this.state.activeProfile}isTapeOn(){return this.state.gradientDepth>0&&this.state.kernelDepth===0}addTapeNode(e,n,r,s,a,o){const i={id:this.state.nextTapeNodeId++,kernelName:e,inputs:n,outputs:r,saved:a},l=dv(e);l!=null&&(s=l.gradFunc),s!=null&&(i.gradient=u=>(u=u.map((c,d)=>{if(c==null){const f=r[d],p=xn(f.size,f.dtype);return this.makeTensor(p,f.shape,f.dtype)}return c}),s(u.length>1?u:u[0],a,o))),this.state.activeTape.push(i)}keep(e){return e.kept=!0,e}startTape(){this.state.gradientDepth===0&&(this.state.activeTape=[]),this.state.gradientDepth++}endTape(){this.state.gradientDepth--}startScope(e){const n={track:[],name:"unnamed scope",id:this.state.nextScopeId++};e&&(n.name=e),this.state.scopeStack.push(n),this.state.activeScope=n}endScope(e){const n=cw(e),r=new Set(n.map(a=>a.id));for(let a=0;a<this.state.activeScope.track.length;a++){const o=this.state.activeScope.track[a];!o.kept&&!r.has(o.id)&&o.dispose()}const s=this.state.scopeStack.pop();this.state.activeScope=this.state.scopeStack.length===0?null:this.state.scopeStack[this.state.scopeStack.length-1],n.forEach(a=>{!a.kept&&a.scopeId===s.id&&this.track(a)})}gradients(e,n,r,s=!1){if(A(n.length>0,()=>"gradients() received an empty list of xs."),r!=null&&r.dtype!=="float32")throw new Error("dy must have 'float32' dtype, but has '".concat(r.dtype,"'"));const a=this.scopedRun(()=>this.startTape(),()=>this.endTape(),()=>this.tidy("forward",e));A(a instanceof Zt,()=>"The result y returned by f() must be a tensor.");const o=fN(this.state.activeTape,n,a);if(!s&&o.length===0&&n.length>0)throw new Error("Cannot compute gradient of y=f(x) with respect to x. Make sure that the f you passed encloses all operations that lead from x to y.");return this.tidy("backward",()=>{const i={};i[a.id]=r==null?xN(a.shape):r,pN(i,o,u=>this.tidy(u),_N);const l=n.map(u=>i[u.id]);return this.state.gradientDepth===0&&(this.state.activeTape.forEach(u=>{for(const c of u.saved)c.dispose()}),this.state.activeTape=null),{value:a,grads:l}})}customGrad(e){return A(ph(e),()=>"The f passed in customGrad(f) must be a function."),(...n)=>{A(n.every(i=>i instanceof Zt),()=>"The args passed in customGrad(f)(x1, x2,...) must all be tensors");let r;const s={};n.forEach((i,l)=>{s[l]=i});const a=(i,l)=>(r=e(...n,l),A(r.value instanceof Zt,()=>"The function f passed in customGrad(f) must return an object where `obj.value` is a tensor"),A(ph(r.gradFunc),()=>"The function f passed in customGrad(f) must return an object where `obj.gradFunc` is a function."),r.value),o=(i,l)=>{const u=r.gradFunc(i,l),c=Array.isArray(u)?u:[u];A(c.length===n.length,()=>"The function f passed in customGrad(f) must return an object where `obj.gradFunc` is a function that returns the same number of tensors as inputs passed to f(...)."),A(c.every(f=>f instanceof Zt),()=>"The function f passed in customGrad(f) must return an object where `obj.gradFunc` is a function that returns a list of only tensors.");const d={};return c.forEach((f,p)=>{d[p]=()=>f}),d};return this.runKernelFunc({forwardFunc:a,backwardsFunc:o,inputs:s})}}readSync(e){return this.state.tensorInfo.get(e).backend.readSync(e)}read(e){return this.state.tensorInfo.get(e).backend.read(e)}readToGPU(e,n){return this.state.tensorInfo.get(e).backend.readToGPU(e,n)}async time(e){const n=Qs(),r=await this.backend.time(e);return r.wallMs=Qs()-n,r}track(e){return this.state.activeScope!=null&&(e.scopeId=this.state.activeScope.id,this.state.activeScope.track.push(e)),e}get registeredVariables(){return this.state.registeredVariables}reset(){this.pendingBackendInitId++,this.state.dispose(),this.ENV.reset(),this.state=new Sv;for(const e in this.registry)this.disposeRegisteredKernels(e),this.registry[e].dispose(),delete this.registry[e];this.backendName=null,this.backendInstance=null,this.pendingBackendInit=null}}Xo.nextTensorId=0;Xo.nextVariableId=0;function xN(t){const e=km(J(t),"float32");return W.makeTensor(e,t,"float32")}function uw(){const t=T1();if(t._tfengine==null){const e=new GC(t);t._tfengine=new Xo(e)}return YC(t._tfengine.ENV),gN(()=>t._tfengine),t._tfengine}const W=uw();function _N(t,e){const n={a:t,b:e};return W.runKernel(Bc,n)}/**
271 * @license
272 * Copyright 2017 Google LLC. All Rights Reserved.
273 * Licensed under the Apache License, Version 2.0 (the "License");

274 * you may not use this file except in compliance with the License.
275 * You may obtain a copy of the License at
276 *
277 * http://www.apache.org/licenses/LICENSE-2.0
278 *
279 * Unless required by applicable law or agreed to in writing, software
280 * distributed under the License is distributed on an "AS IS" BASIS,
281 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
282 * See the License for the specific language governing permissions and
283 * limitations under the License.
284 * =============================================================================
285 */function IN(){return typeof window<"u"&&window.document!=null||typeof WorkerGlobalScope<"u"}/**
286 * @license
287 * Copyright 2019 Google LLC. All Rights Reserved.
288 * Licensed under the Apache License, Version 2.0 (the "License");
289 * you may not use this file except in compliance with the License.
290 * You may obtain a copy of the License at
291 *
292 * http://www.apache.org/licenses/LICENSE-2.0
293 *
294 * Unless required by applicable law or agreed to in writing, software
295 * distributed under the License is distributed on an "AS IS" BASIS,
296 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
297 * See the License for the specific language governing permissions and
298 * limitations under the License.
299 * =============================================================================
300 */const Hn=Qe();Hn.registerFlag("DEBUG",()=>!1,t=>{t&&console.warn("Debugging mode is ON. The output of every math call will be downloaded to CPU and checked for NaNs. This significantly impacts performance.")});Hn.registerFlag("IS_BROWSER",()=>IN());Hn.registerFlag("IS_NODE",()=>typeof process<"u"&&typeof process.versions<"u"&&typeof process.versions.node<"u");Hn.registerFlag("IS_CHROME",()=>typeof navigator<"u"&&navigator!=null&&navigator.userAgent!=null&&/Chrome/.test(navigator.userAgent)&&/Google Inc/.test(navigator.vendor));Hn.registerFlag("IS_SAFARI",()=>typeof navigator<"u"&&navigator!=null&&navigator.userAgent!=null&&/Safari/.test(navigator.userAgent)&&/Apple/.test(navigator.vendor));Hn.registerFlag("PROD",()=>!1);Hn.registerFlag("TENSORLIKE_CHECK_SHAPE_CONSISTENCY",()=>Hn.getBool("DEBUG"));Hn.registerFlag("DEPRECATION_WARNINGS_ENABLED",()=>!0);Hn.registerFlag("IS_TEST",()=>!1);Hn.registerFlag("CHECK_COMPUTATION_FOR_ERRORS",()=>Hn.getBool("DEBUG"));Hn.registerFlag("WRAP_TO_IMAGEBITMAP",()=>!1);Hn.registerFlag("CANVAS2D_WILL_READ_FREQUENTLY_FOR_GPU",()=>!1);Hn.registerFlag("USE_SETTIMEOUTCUSTOM",()=>!1);/**
301 * @license
302 * Copyright 2018 Google LLC. All Rights Reserved.
303 * Licensed under the Apache License, Version 2.0 (the "License");
304 * you may not use this file except in compliance with the License.
305 * You may obtain a copy of the License at
306 *
307 * http://www.apache.org/licenses/LICENSE-2.0
308 *
309 * Unless required by applicable law or agreed to in writing, software
310 * distributed under the License is distributed on an "AS IS" BASIS,
311 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
312 * See the License for the specific language governing permissions and
313 * limitations under the License.
314 * =============================================================================
315 */function aa(t,e){let n=t;if(kr(t))return e==="string"?[]:[t.length];if(ow(t)){const s=t.channels||"RGBA";return[t.height,t.width*s.length]}else if(iw(t))return[t.buffer.size/(e==null?4:mc(e))];if(!Array.isArray(t))return[];const r=[];for(;Array.isArray(n)||kr(n)&&e!=="string";)r.push(n.length),n=n[0];return Array.isArray(t)&&Qe().getBool("TENSORLIKE_CHECK_SHAPE_CONSISTENCY")&&dw(t,r,[]),r}function dw(t,e,n){if(n=n||[],!Array.isArray(t)&&!kr(t)){A(e.length===0,()=>"Element arr[".concat(n.join("]["),"] is a primitive, ")+"but should be an array/TypedArray of ".concat(e[0]," elements"));return}A(e.length>0,()=>"Element arr[".concat(n.join("]["),"] should be a primitive, ")+"but is an array of ".concat(t.length," elements")),A(t.length===e[0],()=>"Element arr[".concat(n.join("]["),"] should have ").concat(e[0]," ")+"elements, but has ".concat(t.length," elements"));const r=e.slice(1);for(let s=0;s<t.length;++s)dw(t[s],r,n.concat(s))}function xv(t,e,n,r){if(t!=="string_or_numeric"){if(t==null)throw new Error("Expected dtype cannot be null.");if(t!=="numeric"&&t!==e||t==="numeric"&&e==="string")throw new Error("Argument '".concat(n,"' passed to '").concat(r,"' must ")+"be ".concat(t," tensor, but got ").concat(e," tensor"))}}function C(t,e,n,r="numeric"){if(t instanceof Zt)return xv(r,t.dtype,e,n),t;let s=Pc(t);

315if(s!=="string"&&["bool","int32","float32"].indexOf(r)>=0&&(s=r),xv(r,s,e,n),t==null||!kr(t)&&!Array.isArray(t)&&typeof t!="number"&&typeof t!="boolean"&&typeof t!="string"){const l=t==null?"null":t.constructor.name;throw new Error("Argument '".concat(e,"' passed to '").concat(n,"' must be a ")+"Tensor or TensorLike, but got '".concat(l,"'"))}const a=aa(t,s);!kr(t)&&!Array.isArray(t)&&(t=[t]);const i=s!=="string"?to(t,s):wc(t,[],!0);return W.makeTensor(i,a,s)}function su(t,e,n,r="numeric"){if(!Array.isArray(t))throw new Error("Argument ".concat(e," passed to ").concat(n," must be a ")+"`Tensor[]` or `TensorLike[]`");return t.map((a,o)=>C(a,"".concat(e,"[").concat(o,"]"),n,r))}/**
316 * @license
317 * Copyright 2018 Google LLC. All Rights Reserved.
318 * Licensed under the Apache License, Version 2.0 (the "License");
319 * you may not use this file except in compliance with the License.
320 * You may obtain a copy of the License at
321 *
322 * http://www.apache.org/licenses/LICENSE-2.0
323 *
324 * Unless required by applicable law or agreed to in writing, software
325 * distributed under the License is distributed on an "AS IS" BASIS,
326 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
327 * See the License for the specific language governing permissions and
328 * limitations under the License.
329 * =============================================================================
330 */const fw="__op";function P(t){const e=Object.keys(t);if(e.length!==1)throw new Error("Please provide an object with a single key (operation name) mapping to a function. Got an object with "+"".concat(e.length," keys."));let n=e[0];const r=t[n];n.endsWith("_")&&(n=n.substring(0,n.length-1)),n=n+fw;const s=(...a)=>{W.startScope(n);try{const o=r(...a);return za(o)&&console.error("Cannot return a Promise inside of tidy."),W.endScope(o),o}catch(o){throw W.endScope(null),o}};return Object.defineProperty(s,"name",{value:n,configurable:!0}),s}/**
331 * @license
332 * Copyright 2020 Google LLC. All Rights Reserved.
333 * Licensed under the Apache License, Version 2.0 (the "License");
334 * you may not use this file except in compliance with the License.
335 * You may obtain a copy of the License at
336 *
337 * http://www.apache.org/licenses/LICENSE-2.0
338 *
339 * Unless required by applicable law or agreed to in writing, software
340 * distributed under the License is distributed on an "AS IS" BASIS,
341 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
342 * See the License for the specific language governing permissions and
343 * limitations under the License.
344 * =============================================================================
345 */function kN(t,e){const n=C(t,"real","complex"),r=C(e,"imag","complex");tr(n.shape,r.shape,"real and imag shapes, ".concat(n.shape," and ").concat(r.shape,", ")+"must match in call to tf.complex().");const s={real:n,imag:r};return W.runKernel(A1,s)}const Zs=P({complex_:kN});/**
346 * @license
347 * Copyright 2018 Google LLC. All Rights Reserved.
348 * Licensed under the Apache License, Version 2.0 (the "License");
349 * you may not use this file except in compliance with the License.
350 * You may obtain a copy of the License at
351 *
352 * http://www.apache.org/licenses/LICENSE-2.0
353 *
354 * Unless required by applicable law or agreed to in writing, software
355 * distributed under the License is distributed on an "AS IS" BASIS,
356 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
357 * See the License for the specific language governing permissions and
358 * limitations under the License.
359 * =============================================================================
360 */function oa(t,e,n,r){if(r==null)r=Pc(t);else if(r==="complex64")throw new Error("Cannot construct a complex64 tensor directly. Please use tf.complex(real, imag).");if(iw(t)||ow(t)){if(r!=="float32"&&r!=="int32")throw new Error("Creating tensor from GPU data only supports "+"'float32'|'int32' dtype, while the dtype is ".concat(r,"."));return W.backend.createTensorFromGPUData(t,e||n,r)}if(!kr(t)&&!Array.isArray(t)&&typeof t!="number"&&typeof t!="boolean"&&typeof t!="string")throw new Error("values passed to tensor(values) must be a number/boolean/string or an array of numbers/booleans/strings, or a TypedArray");if(e!=null){dr(e);const s=J(e),a=J(n);A(s===a,()=>"Based on the provided shape, [".concat(e,"], the tensor should have ")+"".concat(s," values but has ").concat(a));for(let o=0;o<n.length;++o){const i=n[o],l=o===n.length-1?i!==J(e.slice(o)):!0;A(n[o]===e[o]||!l,()=>"Error creating a new Tensor. Inferred shape "+"(".concat(n,") does not match the provided ")+"shape (".concat(e,"). "))}}return!kr(t)&&!Array.isArray(t)&&(t=[t]),e=e||n,t=r!=="string"?to(t,r):wc(t,[],!0),W.makeTensor(t,e,r)}/**
361 * @license
362 * Copyright 2018 Google LLC. All Rights Reserved.
363 * Licensed under the Apache License, Version 2.0 (the "License");

364 * you may not use this file except in compliance with the License.
365 * You may obtain a copy of the License at
366 *
367 * http://www.apache.org/licenses/LICENSE-2.0
368 *
369 * Unless required by applicable law or agreed to in writing, software
370 * distributed under the License is distributed on an "AS IS" BASIS,
371 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
372 * See the License for the specific language governing permissions and
373 * limitations under the License.
374 * =============================================================================
375 */function Fr(t,e,n){const r=aa(t,n);return oa(t,e,r,n)}/**
376 * @license
377 * Copyright 2018 Google LLC. All Rights Reserved.
378 * Licensed under the Apache License, Version 2.0 (the "License");
379 * you may not use this file except in compliance with the License.
380 * You may obtain a copy of the License at
381 *
382 * http://www.apache.org/licenses/LICENSE-2.0
383 *
384 * Unless required by applicable law or agreed to in writing, software
385 * distributed under the License is distributed on an "AS IS" BASIS,
386 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
387 * See the License for the specific language governing permissions and
388 * limitations under the License.
389 * =============================================================================
390 */const wh={float32:4,float16:2,int32:4,uint16:2,uint8:1,bool:1,complex64:8};class Lr{static join(e){return new Lr(e).slice()}constructor(e){if(this.shards=[],this.previousShardIndex=0,e==null||(e instanceof Array||(e=[e]),e=e.map(r=>kr(r)?r.buffer:r),e.length===0))return;this.bufferUniformSize=e[0].byteLength;let n=0;for(let r=0;r<e.length;r++){const s=e[r];r!==e.length-1&&s.byteLength!==this.bufferUniformSize&&(this.bufferUniformSize=void 0);const a=n+s.byteLength;this.shards.push({buffer:s,start:n,end:a}),n=a}this.shards.length===0&&(this.byteLength=0),this.byteLength=this.shards[this.shards.length-1].end}slice(e=0,n=this.byteLength){if(this.shards.length===0)return new ArrayBuffer(0);if(e=isNaN(Number(e))?0:e,n=isNaN(Number(n))?0:n,e=Math.max(0,e),n=Math.min(this.byteLength,n),n<=e)return new ArrayBuffer(0);const r=this.findShardForByte(e);if(r===-1)throw new Error("Could not find start shard for byte ".concat(e));const s=n-e,a=new ArrayBuffer(s),o=new Uint8Array(a);let i=0;for(let l=r;l<this.shards.length;l++){const u=this.shards[l],d=e+i-u.start,f=i,h=Math.min(n,u.end)-u.start,m=new Uint8Array(u.buffer,d,h-d);if(o.set(m,f),i+=m.length,n<u.end)break}return a}findShardForByte(e){if(this.shards.length===0||e<0||e>=this.byteLength)return-1;if(this.bufferUniformSize!=null)return this.previousShardIndex=Math.floor(e/this.bufferUniformSize),this.previousShardIndex;function n(s){return e<s.start?-1:e>=s.end?1:0}

390if(n(this.shards[this.previousShardIndex])===0)return this.previousShardIndex;const r=EN(this.shards,n);return r===-1?-1:(this.previousShardIndex=r,this.previousShardIndex)}}function EN(t,e){let n=0,r=t.length;for(;n<=r;){const s=Math.floor((r-n)/2)+n,a=e(t[s]);if(a===0)return s;a<0?r=s:n=s+1}return-1}/**
391 * @license
392 * Copyright 2018 Google LLC. All Rights Reserved.
393 * Licensed under the Apache License, Version 2.0 (the "License");
394 * you may not use this file except in compliance with the License.
395 * You may obtain a copy of the License at
396 *
397 * http://www.apache.org/licenses/LICENSE-2.0
398 *
399 * Unless required by applicable law or agreed to in writing, software
400 * distributed under the License is distributed on an "AS IS" BASIS,
401 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
402 * See the License for the specific language governing permissions and
403 * limitations under the License.
404 * =============================================================================
405 */const au=4;async function TN(t,e){const n=[],r=[],s=Array.isArray(t)?t.map(o=>o.name):Object.keys(t);for(let o=0;o<s.length;++o){const i=s[o],l=Array.isArray(t)?t[o].tensor:t[i];if(l.dtype!=="float32"&&l.dtype!=="int32"&&l.dtype!=="bool"&&l.dtype!=="string"&&l.dtype!=="complex64")throw new Error("Unsupported dtype in weight '".concat(i,"': ").concat(l.dtype));const u={name:i,shape:l.shape,dtype:l.dtype};if(l.dtype==="string"){const c=new Promise(async d=>{const f=await l.bytes(),p=f.reduce((g,v)=>g+v.length,0)+au*f.length,h=new Uint8Array(p);let m=0;for(let g=0;g<f.length;g++){const v=f[g],b=new Uint8Array(new Uint32Array([v.length]).buffer);h.set(b,m),m+=au,h.set(v,m),m+=v.length}d(h)});r.push(c)}else r.push(l.data());e!=null&&(u.group=e),n.push(u)}const a=await Promise.all(r);return{data:CN(a),specs:n}}function pw(t,e){const n=new Lr(t),r={};let s,a=0;for(const o of e){const i=o.name,l=o.dtype,u=o.shape,c=J(u);let d;if("quantization"in o){const f=o.quantization;if(f.dtype==="uint8"||f.dtype==="uint16"){if(!("min"in f&&"scale"in f))throw new Error("Weight ".concat(o.name," with quantization ").concat(f.dtype," ")+"doesn't have corresponding metadata min and scale.")}else if(f.dtype==="float16"){if(l!=="float32")throw new Error("Weight ".concat(o.name," is quantized with ").concat(f.dtype," ")+"which only supports weights of type float32 not ".concat(l,"."))}else throw new Error("Weight ".concat(o.name," has unknown ")+"quantization dtype ".concat(f.dtype,". ")+"Supported quantization dtypes are: 'uint8', 'uint16', and 'float16'.");const p=wh[f.dtype],h=n.slice(a,a+c*p),m=f.dtype==="uint8"?new Uint8Array(h):new Uint16Array(h);if(l==="float32")if(f.dtype==="uint8"||f.dtype==="uint16"){d=new Float32Array(m.length);for(let g=0;g<m.length;g++){const v=m[g];d[g]=v*f.scale+f.min}}else if(f.dtype==="float16")s===void 0&&(s=MN()),d=s(m);else throw new Error("Unsupported quantization type ".concat(f.dtype," ")+"for weight type float32.");else if(l==="int32"){if(f.dtype!=="uint8"&&f.dtype!=="uint16")throw new Error("Unsupported quantization type ".concat(f.dtype," ")+"for weight type int32.");d=new Int32Array(m.length);for(let g=0;g<m.length;g++){const v=m[g];d[g]=Math.round(v*f.scale+f.min)}}else throw new Error("Unsupported dtype in weight '".concat(i,"': ").concat(l));a+=c*p}else if(l==="string"){const f=J(o.shape);d=[];for(let p=0;p<f;p++){const h=new Uint32Array(n.slice(a,a+au))[0];a+=au;const m=new Uint8Array(n.slice(a,a+h));d.push(m),a+=h}}else{const f=wh[l],p=n.slice(a,a+c*f);if(l==="float32")d=new Float32Array(p);else if(l==="int32")d=new Int32Array(p);else if(l==="bool")d=new Uint8Array(p);else if(l==="complex64"){d=new Float32Array(p);const h=new Float32Array(d.length/2),m=new Float32Array(d.length/2);for(let b=0;b<h.length;b++)h[b]=d[b*2],m[b]=d[b*2+1];const g=Fr(h,u,"float32"),v=Fr(m,u,"float32");r[i]=Zs(g,v),g.dispose(),v.dispose()}else throw new Error("Unsupported dtype in weight '".concat(i,"': ").concat(l));a+=c*f}l!=="complex64"&&(r[i]=Fr(d,u,l))}return r}function CN(t){if(t===null)throw new Error("Invalid input value: ".concat(JSON.stringify(t)));let e=0;const n=[];t.forEach(a=>{if(e+=a.byteLength,n.push(a.byteLength===a.buffer.byteLength?a:new a.constructor(a)),!(a instanceof Float32Array||a instanceof Int32Array||a instanceof Uint8Array))throw new Error("Unsupported TypedArray subtype: ".concat(a.constructor.name))});

405const r=new Uint8Array(e);let s=0;return n.forEach(a=>{r.set(new Uint8Array(a.buffer),s),s+=a.byteLength}),r.buffer}const pg=typeof Buffer<"u"&&(typeof Blob>"u"||typeof atob>"u"||typeof btoa>"u");function _v(t){return pg?Buffer.byteLength(t,"utf8"):new Blob([t]).size}function NN(t){if(pg)return Buffer.from(t).toString("base64");const e=new Uint8Array(t);let n="";for(let r=0,s=e.length;r<s;r++)n+=String.fromCharCode(e[r]);return btoa(n)}function AN(t){if(pg){const r=Buffer.from(t,"base64");return r.buffer.slice(r.byteOffset,r.byteOffset+r.byteLength)}const e=atob(t),n=new Uint8Array(e.length);for(let r=0;r<e.length;++r)n.set([e.charCodeAt(r)],r);return n.buffer}function $N(t){return Lr.join(t)}function Iv(t){const e="/";for(t=t.trim();t.endsWith(e);)t=t.slice(0,t.length-1);const n=t.split(e);return n[n.length-1]}function hw(t,e){const n={modelTopology:t.modelTopology,format:t.format,generatedBy:t.generatedBy,convertedBy:t.convertedBy,weightsManifest:e};return t.signature!=null&&(n.signature=t.signature),t.userDefinedMetadata!=null&&(n.userDefinedMetadata=t.userDefinedMetadata),t.modelInitializer!=null&&(n.modelInitializer=t.modelInitializer),t.initializerSignature!=null&&(n.initializerSignature=t.initializerSignature),t.trainingConfig!=null&&(n.trainingConfig=t.trainingConfig),n}function mw(t,e,n){const r={modelTopology:t.modelTopology,format:t.format,generatedBy:t.generatedBy,convertedBy:t.convertedBy};if(t.trainingConfig!=null&&(r.trainingConfig=t.trainingConfig),t.weightsManifest!=null){if(!e)throw new Error("modelJSON has weightsManifest but weightSpecs is null");if(!n)throw new Error("modelJSON has weightsManifest but weightData is null");r.weightSpecs=e,r.weightData=n}return t.signature!=null&&(r.signature=t.signature),t.userDefinedMetadata!=null&&(r.userDefinedMetadata=t.userDefinedMetadata),t.modelInitializer!=null&&(r.modelInitializer=t.modelInitializer),t.initializerSignature!=null&&(r.initializerSignature=t.initializerSignature),r}async function hg(t,e){let n,r;return t.weightsManifest!=null&&([n,r]=await e(t.weightsManifest)),mw(t,n,r)}function Hc(t){if(t.modelTopology instanceof ArrayBuffer)throw new Error("Expected JSON model topology, received ArrayBuffer.");return{dateSaved:new Date,modelTopologyType:"JSON",modelTopologyBytes:t.modelTopology==null?0:_v(JSON.stringify(t.modelTopology)),weightSpecsBytes:t.weightSpecs==null?0:_v(JSON.stringify(t.weightSpecs)),weightDataBytes:t.weightData==null?0:new Lr(t.weightData).byteLength}}function gw(t){const e=[];for(const n of t)e.push(...n.weights);return e}function RN(){const t=n=>{let r=n<<13,s=0;for(;!(r&8388608);)s-=8388608,r<<=1;return r&=-8388609,s+=947912704,r|s},e=new Uint32Array(2048);e[0]=0;for(let n=1;n<1024;n++)e[n]=t(n);for(let n=1024;n<2048;n++)e[n]=939524096+(n-1024<<13);return e}function DN(){const t=new Uint32Array(64);t[0]=0,t[31]=1199570944,t[32]=2147483648,t[63]=3347054592;for(let e=1;e<31;e++)t[e]=e<<23;for(let e=33;e<63;e++)t[e]=2147483648+(e-32<<23);return t}function FN(){const t=new Uint32Array(64);for(let e=0;e<64;e++)t[e]=1024;return t[0]=t[32]=0,t}function MN(){const t=RN(),e=DN(),n=FN();return r=>{const s=new ArrayBuffer(4*r.length),a=new Uint32Array(s);for(let o=0;o<r.length;o++){const i=r[o],l=t[n[i>>10]+(i&1023)]+e[i>>10];a[o]=l}return new Float32Array(s)}}/**
406 * @license
407 * Copyright 2018 Google LLC. All Rights Reserved.
408 * Licensed under the Apache License, Version 2.0 (the "License");
409 * you may not use this file except in compliance with the License.
410 * You may obtain a copy of the License at
411 *
412 * http://www.apache.org/licenses/LICENSE-2.0
413 *
414 * Unless required by applicable law or agreed to in writing, software
415 * distributed under the License is distributed on an "AS IS" BASIS,
416 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
417 * See the License for the specific language governing permissions and
418 * limitations under the License.
419 * =============================================================================
420 */class zt{constructor(){this.saveRouters=[],this.loadRouters=[]}static getInstance(){return zt.instance==null&&(zt.instance=new zt),zt.instance}static registerSaveRouter(e){zt.getInstance().saveRouters.push(e)}static registerLoadRouter(e){zt.getInstance().loadRouters.push(e)}static getSaveHandlers(e){return zt.getHandlers(e,"save")}static getLoadHandlers(e,n){return zt.getHandlers(e,"load",n)}static getHandlers(e,n,r){const s=[];return(n==="load"?zt.getInstance().loadRouters:zt.getInstance().saveRouters).forEac

420h(o=>{const i=o(e,r);i!==null&&s.push(i)}),s}}const ON=t=>zt.registerSaveRouter(t),PN=t=>zt.registerLoadRouter(t),BN=t=>zt.getSaveHandlers(t),LN=(t,e)=>zt.getLoadHandlers(t,e);/**
421 * @license
422 * Copyright 2018 Google LLC. All Rights Reserved.
423 * Licensed under the Apache License, Version 2.0 (the "License");
424 * you may not use this file except in compliance with the License.
425 * You may obtain a copy of the License at
426 *
427 * http://www.apache.org/licenses/LICENSE-2.0
428 *
429 * Unless required by applicable law or agreed to in writing, software
430 * distributed under the License is distributed on an "AS IS" BASIS,
431 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
432 * See the License for the specific language governing permissions and
433 * limitations under the License.
434 * =============================================================================
435 */const Sh="tensorflowjs",xh=1,Da="models_store",qs="model_info_store";function yw(){if(!Qe().getBool("IS_BROWSER"))throw new Error("Failed to obtain IndexedDB factory because the current environmentis not a web browser.");const t=typeof window>"u"?self:window,e=t.indexedDB||t.mozIndexedDB||t.webkitIndexedDB||t.msIndexedDB||t.shimIndexedDB;if(e==null)throw new Error("The current browser does not appear to support IndexedDB.");return e}function _h(t){const e=t.result;e.createObjectStore(Da,{keyPath:"modelPath"}),e.createObjectStore(qs,{keyPath:"modelPath"})}class Ha{constructor(e){if(this.indexedDB=yw(),e==null||!e)throw new Error("For IndexedDB, modelPath must not be null, undefined or empty.");this.modelPath=e}async save(e){if(e.modelTopology instanceof ArrayBuffer)throw new Error("BrowserLocalStorage.save() does not support saving model topology in binary formats yet.");return this.databaseAction(this.modelPath,e)}async load(){return this.databaseAction(this.modelPath)}databaseAction(e,n){return new Promise((r,s)=>{const a=this.indexedDB.open(Sh,xh);a.onupgradeneeded=()=>_h(a),a.onsuccess=()=>{const o=a.result;if(n==null){const i=o.transaction(Da,"readonly"),u=i.objectStore(Da).get(this.modelPath);u.onsuccess=()=>{if(u.result==null)return o.close(),s(new Error("Cannot find model with path '".concat(this.modelPath,"' ")+"in IndexedDB."));r(u.result.modelArtifacts)},u.onerror=c=>(o.close(),s(u.error)),i.oncomplete=()=>o.close()}else{n.weightData=Lr.join(n.weightData);const i=Hc(n),l=o.transaction(qs,"readwrite");let u=l.objectStore(qs),c;try{c=u.put({modelPath:this.modelPath,modelArtifactsInfo:i})}catch(f){return s(f)}let d;c.onsuccess=()=>{d=o.transaction(Da,"readwrite");const f=d.objectStore(Da);let p;try{p=f.put({modelPath:this.modelPath,modelArtifacts:n,modelArtifactsInfo:i})}catch(h){return s(h)}p.onsuccess=()=>r({modelArtifactsInfo:i}),p.onerror=h=>{u=l.objectStore(qs);const m=u.delete(this.modelPath);m.onsuccess=()=>(o.close(),s(p.error)),m.onerror=g=>(o.close(),s(p.error))}},c.onerror=f=>(o.close(),s(c.error)),l.oncomplete=()=>{d==null?o.close():d.oncomplete=()=>o.close()}}},a.onerror=o=>s(a.error)})}}Ha.URL_SCHEME="indexeddb://";const vw=t=>Qe().getBool("IS_BROWSER")&&!Array.isArray(t)&&t.startsWith(Ha.URL_SCHEME)?WN(t.slice(Ha.URL_SCHEME.length)):null;zt.registerSaveRouter(vw);zt.registerLoadRouter(vw);function WN(t){return new Ha(t)}function zN(t){return t.startsWith(Ha.URL_SCHEME)?t.slice(Ha.URL_SCHEME.length):t}class HN{constructor(){this.indexedDB=yw()}async listModels(){return new Promise((e,n)=>{const r=this.indexedDB.open(Sh,xh);r.onupgradeneeded=()=>_h(r),r.onsuccess=()=>{const s=r.result,a=s.transaction(qs,"readonly"),i=a.objectStore(qs).getAll();i.onsuccess=()=>{const l={};for(const u of i.result)l[u.modelPath]=u.modelArtifactsInfo;e(l)},i.onerror=l=>(s.close(),n(i.error)),a.oncomplete=()=>s.close()},r.onerror=s=>n(r.error)})}async removeModel(e){return e=zN(e),new Promise((n,r)=>{const s=this.indexedDB.open(Sh,xh);s.onupgradeneeded=()=>_h(s),s.onsuccess=()=>{const a=s.result,o=a.transaction(qs,"readwrite"),i=o.objectStore(qs),l=i.get(e);let u;l.onsuccess=()=>{if(l.result==null)return a.close(),r(new Error("Cannot find model with path '".concat(e,"' ")+"in IndexedDB."));{const c=i.delete(e),d=()=>{u=a.transaction(Da,"readwrite");

435const p=u.objectStore(Da).delete(e);p.onsuccess=()=>n(l.result.modelArtifactsInfo),p.onerror=h=>r(l.error)};c.onsuccess=d,c.onerror=f=>(d(),a.close(),r(l.error))}},l.onerror=c=>(a.close(),r(l.error)),o.oncomplete=()=>{u==null?a.close():u.oncomplete=()=>a.close()}},s.onerror=a=>r(s.error)})}}/**
436 * @license
437 * Copyright 2018 Google LLC. All Rights Reserved.
438 * Licensed under the Apache License, Version 2.0 (the "License");
439 * you may not use this file except in compliance with the License.
440 * You may obtain a copy of the License at
441 *
442 * http://www.apache.org/licenses/LICENSE-2.0
443 *
444 * Unless required by applicable law or agreed to in writing, software
445 * distributed under the License is distributed on an "AS IS" BASIS,
446 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
447 * See the License for the specific language governing permissions and
448 * limitations under the License.
449 * =============================================================================
450 */const gs="/",Co="tensorflowjs_models",bw="info",UN="model_topology",VN="weight_specs",jN="weight_data",GN="model_metadata";function ww(t){return{info:[Co,t,bw].join(gs),topology:[Co,t,UN].join(gs),weightSpecs:[Co,t,VN].join(gs),weightData:[Co,t,jN].join(gs),modelMetadata:[Co,t,GN].join(gs)}}function Sw(t){for(const e of Object.values(t))window.localStorage.removeItem(e)}function qN(t){const e=t.split(gs);if(e.length<3)throw new Error("Invalid key format: ".concat(t));return e.slice(1,e.length-1).join(gs)}function KN(t){return t.startsWith(Ua.URL_SCHEME)?t.slice(Ua.URL_SCHEME.length):t}class Ua{constructor(e){if(!Qe().getBool("IS_BROWSER")||typeof window>"u"||typeof window.localStorage>"u")throw new Error("The current environment does not support local storage.");if(this.LS=window.localStorage,e==null||!e)throw new Error("For local storage, modelPath must not be null, undefined or empty.");this.modelPath=e,this.keys=ww(this.modelPath)}async save(e){if(e.modelTopology instanceof ArrayBuffer)throw new Error("BrowserLocalStorage.save() does not support saving model topology in binary formats yet.");{const n=JSON.stringify(e.modelTopology),r=JSON.stringify(e.weightSpecs),s=Hc(e),a=Lr.join(e.weightData);try{this.LS.setItem(this.keys.info,JSON.stringify(s)),this.LS.setItem(this.keys.topology,n),this.LS.setItem(this.keys.weightSpecs,r),this.LS.setItem(this.keys.weightData,NN(a));const o={format:e.format,generatedBy:e.generatedBy,convertedBy:e.convertedBy,signature:e.signature!=null?e.signature:void 0,userDefinedMetadata:e.userDefinedMetadata!=null?e.userDefinedMetadata:void 0,modelInitializer:e.modelInitializer!=null?e.modelInitializer:void 0,initializerSignature:e.initializerSignature!=null?e.initializerSignature:void 0,trainingConfig:e.trainingConfig!=null?e.trainingConfig:void 0};return this.LS.setItem(this.keys.modelMetadata,JSON.stringify(o)),{modelArtifactsInfo:s}}catch(o){throw Sw(this.keys),new Error("Failed to save model '".concat(this.modelPath,"' to local storage: ")+"size quota being exceeded is a possible cause of this failure: "+"modelTopologyBytes=".concat(s.modelTopologyBytes,", ")+"weightSpecsBytes=".concat(s.weightSpecsBytes,", ")+"weightDataBytes=".concat(s.weightDataBytes,"."))}}}async load(){const e=JSON.parse(this.LS.getItem(this.keys.info));if(e==null)throw new Error("In local storage, there is no model with name '".concat(this.modelPath,"'"));if(e.modelTopologyType!=="JSON")throw new Error("BrowserLocalStorage does not support loading non-JSON model topology yet.");const n={},r=JSON.parse(this.LS.getItem(this.keys.topology));if(r==null)throw new Error("In local storage, the topology of model '".concat(this.modelPath,"' ")+"is missing.");n.modelTopology=r;const s=JSON.parse(this.LS.getItem(this.keys.weightSpecs));if(s==null)throw new Error("In local storage, the weight specs of model '".concat(this.modelPath,"' ")+"are missing.");n.weightSpecs=s;const a=this.LS.getItem(this.keys.modelMetadata);if(a!=null){const i=JSON.parse(a);n.format=i.format,n.generatedBy=i.generatedBy,n.convertedBy=i.convertedBy,i.signature!=null&&(n.signature=i.signature),i.userDefinedMetadata!=null&&(n.userDefinedMetadata=i.userDefinedMetadata),i.modelInitializer!=null&&(n.modelInitializer=i.modelInitializer),i.initializerSignature!=null&&(n.initializerSignature=i.initializerSignature),i.trainingConfig!=null&&(n.trainingConfig=i.trainingConfig)}const o=this.LS.getItem(this.keys.weightData);if(o==null)throw new Error("In local storage, the binary weight values of model "+"'".concat(this.modelPath,"' are missing."));return n.weightData=AN(o),n}}Ua.URL_SCHEME="localstorage://";const xw=t=>

450Qe().getBool("IS_BROWSER")&&!Array.isArray(t)&&t.startsWith(Ua.URL_SCHEME)?XN(t.slice(Ua.URL_SCHEME.length)):null;zt.registerSaveRouter(xw);zt.registerLoadRouter(xw);function XN(t){return new Ua(t)}class YN{constructor(){A(Qe().getBool("IS_BROWSER"),()=>"Current environment is not a web browser"),A(typeof window>"u"||typeof window.localStorage<"u",()=>"Current browser does not appear to support localStorage"),this.LS=window.localStorage}async listModels(){const e={},n=Co+gs,r=gs+bw;for(let s=0;s<this.LS.length;++s){const a=this.LS.key(s);if(a.startsWith(n)&&a.endsWith(r)){const o=qN(a);e[o]=JSON.parse(this.LS.getItem(a))}}return e}async removeModel(e){e=KN(e);const n=ww(e);if(this.LS.getItem(n.info)==null)throw new Error("Cannot find model at path '".concat(e,"'"));const r=JSON.parse(this.LS.getItem(n.info));return Sw(n),r}}/**
451 * @license
452 * Copyright 2018 Google LLC. All Rights Reserved.
453 * Licensed under the Apache License, Version 2.0 (the "License");
454 * you may not use this file except in compliance with the License.
455 * You may obtain a copy of the License at
456 *
457 * http://www.apache.org/licenses/LICENSE-2.0
458 *
459 * Unless required by applicable law or agreed to in writing, software
460 * distributed under the License is distributed on an "AS IS" BASIS,
461 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
462 * See the License for the specific language governing permissions and
463 * limitations under the License.
464 * =============================================================================
465 */const Wo="://";class Nn{constructor(){this.managers={}}static getInstance(){return Nn.instance==null&&(Nn.instance=new Nn),Nn.instance}static registerManager(e,n){A(e!=null,()=>"scheme must not be undefined or null."),e.endsWith(Wo)&&(e=e.slice(0,e.indexOf(Wo))),A(e.length>0,()=>"scheme must not be an empty string.");const r=Nn.getInstance();A(r.managers[e]==null,()=>"A model store manager is already registered for scheme '".concat(e,"'.")),r.managers[e]=n}static getManager(e){const n=Nn.getInstance().managers[e];if(n==null)throw new Error("Cannot find model manager for scheme '".concat(e,"'"));return n}static getSchemes(){return Object.keys(Nn.getInstance().managers)}}function Ml(t){if(t.indexOf(Wo)===-1)throw new Error("The url string provided does not contain a scheme. Supported schemes are: "+"".concat(Nn.getSchemes().join(",")));return{scheme:t.split(Wo)[0],path:t.split(Wo)[1]}}async function _w(t,e,n=!1){A(t!==e,()=>"Old path and new path are the same: '".concat(t,"'"));const r=zt.getLoadHandlers(t);A(r.length>0,()=>"Copying failed because no load handler is found for source URL ".concat(t,".")),A(r.length<2,()=>"Copying failed because more than one (".concat(r.length,") ")+"load handlers for source URL ".concat(t,"."));const s=r[0],a=zt.getSaveHandlers(e);A(a.length>0,()=>"Copying failed because no save handler is found for destination "+"URL ".concat(e,".")),A(a.length<2,()=>"Copying failed because more than one (".concat(r.length,") ")+"save handlers for destination URL ".concat(e,"."));const o=a[0],i=Ml(t).scheme,l=Ml(t).path,u=i===Ml(t).scheme,c=await s.load();n&&u&&await Nn.getManager(i).removeModel(l);const d=await o.save(c);return n&&!u&&await Nn.getManager(i).removeModel(l),d.modelArtifactsInfo}async function JN(){const t=Nn.getSchemes(),e={};for(const n of t){const r=await Nn.getManager(n).listModels();for(const s in r){const a=n+Wo+s;e[a]=r[s]}}return e}async function QN(t){const e=Ml(t);return Nn.getManager(e.scheme).removeModel(e.path)}async function ZN(t,e){return _w(t,e,!1)}async function eA(t,e){return _w(t,e,!0)}/**
466 * @license
467 * Copyright 2019 Google LLC. All Rights Reserved.
468 * Licensed under the Apache License, Version 2.0 (the "License");
469 * you may not use this file except in compliance with the License.
470 * You may obtain a copy of the License at
471 *
472 * http://www.apache.org/licenses/LICENSE-2.0
473 *
474 * Unless required by applicable law or agreed to in writing, software
475 * distributed under the License is distributed on an "AS IS" BASIS,
476 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
477 * See the License for the specific language governing permissions and
478 * limitations under the License.
479 * =============================================================================
480 */class tA{constructor(){this.messageName="setTimeoutCustom",this.functionRefs=[],this.handledMessageCount=0,this.hasEventListener=!1}

480fetch(e,n){return fetch(e,n)}now(){return performance.now()}encode(e,n){if(n!=="utf-8"&&n!=="utf8")throw new Error("Browser's encoder only supports utf-8, but got ".concat(n));return this.textEncoder==null&&(this.textEncoder=new TextEncoder),this.textEncoder.encode(e)}decode(e,n){return new TextDecoder(n).decode(e)}setTimeoutCustom(e,n){if(typeof window>"u"||!Qe().getBool("USE_SETTIMEOUTCUSTOM")){setTimeout(e,n);return}this.functionRefs.push(e),setTimeout(()=>{window.postMessage({name:this.messageName,index:this.functionRefs.length-1},"*")},n),this.hasEventListener||(this.hasEventListener=!0,window.addEventListener("message",r=>{if(r.source===window&&r.data.name===this.messageName){r.stopPropagation();const s=this.functionRefs[r.data.index];s(),this.handledMessageCount++,this.handledMessageCount===this.functionRefs.length&&(this.functionRefs=[],this.handledMessageCount=0)}},!0))}isTypedArray(e){return Y1(e)}}if(Qe().get("IS_BROWSER")){Qe().setPlatform("browser",new tA);try{Nn.registerManager(Ua.URL_SCHEME,new YN)}catch(t){}try{Nn.registerManager(Ha.URL_SCHEME,new HN)}catch(t){}}/**
481 * @license
482 * Copyright 2019 Google LLC. All Rights Reserved.
483 * Licensed under the Apache License, Version 2.0 (the "License");
484 * you may not use this file except in compliance with the License.
485 * You may obtain a copy of the License at
486 *
487 * http://www.apache.org/licenses/LICENSE-2.0
488 *
489 * Unless required by applicable law or agreed to in writing, software
490 * distributed under the License is distributed on an "AS IS" BASIS,
491 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
492 * See the License for the specific language governing permissions and
493 * limitations under the License.
494 * =============================================================================
495 */const nA={importFetch:()=>require("node-fetch")};let xp;class rA{constructor(){this.util=require("util"),this.textEncoder=new this.util.TextEncoder}fetch(e,n){return Qe().global.fetch!=null?Qe().global.fetch(e,n):(xp==null&&(xp=nA.importFetch()),xp(e,n))}now(){const e=process.hrtime();return e[0]*1e3+e[1]/1e6}encode(e,n){if(n!=="utf-8"&&n!=="utf8")throw new Error("Node built-in encoder only supports utf-8, but got ".concat(n));return this.textEncoder.encode(e)}decode(e,n){return e.length===0?"":new this.util.TextDecoder(n).decode(e)}isTypedArray(e){return this.util.types.isFloat32Array(e)||this.util.types.isInt32Array(e)||this.util.types.isUint8Array(e)||this.util.types.isUint8ClampedArray(e)}}Qe().get("IS_NODE")&&!Qe().get("IS_BROWSER")&&Qe().setPlatform("node",new rA);/**
496 * @license
497 * Copyright 2020 Google Inc. All Rights Reserved.
498 * Licensed under the Apache License, Version 2.0 (the "License");
499 * you may not use this file except in compliance with the License.
500 * You may obtain a copy of the License at
501 *
502 * http://www.apache.org/licenses/LICENSE-2.0
503 *
504 * Unless required by applicable law or agreed to in writing, software
505 * distributed under the License is distributed on an "AS IS" BASIS,
506 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
507 * See the License for the specific language governing permissions and
508 * limitations under the License.
509 * =============================================================================
510 */function rt(t,e="float32",n){return e=e||"float32",dr(t),new on(t,e,n)}/**
511 * @license
512 * Copyright 2020 Google Inc. All Rights Reserved.
513 * Licensed under the Apache License, Version 2.0 (the "License");
514 * you may not use this file except in compliance with the License.
515 * You may obtain a copy of the License at
516 *
517 * http://www.apache.org/licenses/LICENSE-2.0
518 *
519 * Unless required by applicable law or agreed to in writing, software
520 * distributed under the License is distributed on an "AS IS" BASIS,
521 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
522 * See the License for the specific language governing permissions and
523 * limitations under the License.
524 * =============================================================================
525 */function sA(t,e){const n=C(t,"x","cast");if(!WC(e))throw new Error("Failed to cast to unknown dtype ".concat(e));if(e==="string"&&n.dtype!=="string"||e!=="string"&&n.dtype==="string")throw new Error("Only strings can be casted to strings");const r={x:n},s={dtype:e};return W.runKernel(Yu,r,s)}const Ut=P({cast_:sA});/**
526 * @license
527 * Copyright 2020 Google LLC. All Rights Reserved.
528 * Licensed under the Apache License, Version 2.0 (the "License");

529 * you may not use this file except in compliance with the License.
530 * You may obtain a copy of the License at
531 *
532 * http://www.apache.org/licenses/LICENSE-2.0
533 *
534 * Unless required by applicable law or agreed to in writing, software
535 * distributed under the License is distributed on an "AS IS" BASIS,
536 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
537 * See the License for the specific language governing permissions and
538 * limitations under the License.
539 * =============================================================================
540 */function aA(t){const n={x:C(t,"x","clone","string_or_numeric")};return W.runKernel(_d,n)}const Xs=P({clone_:aA});/**
541 * @license
542 * Copyright 2020 Google Inc. All Rights Reserved.
543 * Licensed under the Apache License, Version 2.0 (the "License");
544 * you may not use this file except in compliance with the License.
545 * You may obtain a copy of the License at
546 *
547 * http://www.apache.org/licenses/LICENSE-2.0
548 *
549 * Unless required by applicable law or agreed to in writing, software
550 * distributed under the License is distributed on an "AS IS" BASIS,
551 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
552 * See the License for the specific language governing permissions and
553 * limitations under the License.
554 * =============================================================================
555 */function Iw(t,e=!1){console.log(t.toString(e))}/**
556 * @license
557 * Copyright 2020 Google Inc. All Rights Reserved.
558 * Licensed under the Apache License, Version 2.0 (the "License");
559 * you may not use this file except in compliance with the License.
560 * You may obtain a copy of the License at
561 *
562 * http://www.apache.org/licenses/LICENSE-2.0
563 *
564 * Unless required by applicable law or agreed to in writing, software
565 * distributed under the License is distributed on an "AS IS" BASIS,
566 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
567 * See the License for the specific language governing permissions and
568 * limitations under the License.
569 * =============================================================================
570 */uw();const oA={buffer:rt,cast:Ut,clone:Xs,print:Iw};yN(oA);/**
571 * @license
572 * Copyright 2018 Google LLC. All Rights Reserved.
573 * Licensed under the Apache License, Version 2.0 (the "License");
574 * you may not use this file except in compliance with the License.
575 * You may obtain a copy of the License at
576 *
577 * http://www.apache.org/licenses/LICENSE-2.0
578 *
579 * Unless required by applicable law or agreed to in writing, software
580 * distributed under the License is distributed on an "AS IS" BASIS,
581 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
582 * See the License for the specific language governing permissions and
583 * limitations under the License.
584 * =============================================================================
585 */function Ih(){return W}function nt(t,e){return W.tidy(t,e)}function cn(t){cw(t).forEach(n=>n.dispose())}function Qr(t){return W.keep(t)}function kv(t){return W.setBackend(t)}function iA(){return W.ready()}function kw(t,e,n=1){return W.registerBackend(t,e,n)}/**
586 * @license
587 * Copyright 2020 Google LLC. All Rights Reserved.
588 * Licensed under the Apache License, Version 2.0 (the "License");
589 * you may not use this file except in compliance with the License.
590 * You may obtain a copy of the License at
591 *
592 * http://www.apache.org/licenses/LICENSE-2.0
593 *
594 * Unless required by applicable law or agreed to in writing, software
595 * distributed under the License is distributed on an "AS IS" BASIS,
596 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
597 * See the License for the specific language governing permissions and
598 * limitations under the License.
599 * =============================================================================
600 */function cA(t,e){let n=C(t,"a","add"),r=C(e,"b","add");[n,r]=Xt(n,r);const s={a:n,b:r};return W.runKernel(Bc,s)}const Fe=P({add_:cA});/**
601 * @license
602 * Copyright 2020 Google LLC. All Rights Reserved.
603 * Licensed under the Apache License, Version 2.0 (the "License");

604 * you may not use this file except in compliance with the License.
605 * You may obtain a copy of the License at
606 *
607 * http://www.apache.org/licenses/LICENSE-2.0
608 *
609 * Unless required by applicable law or agreed to in writing, software
610 * distributed under the License is distributed on an "AS IS" BASIS,
611 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
612 * See the License for the specific language governing permissions and
613 * limitations under the License.
614 * =============================================================================
615 */function lA(t,e){let n=C(t,"a","floorDiv"),r=C(e,"b","floorDiv");[n,r]=Xt(n,r);const s={a:n,b:r};return W.runKernel(vd,s)}const Ew=P({floorDiv_:lA});/**
616 * @license
617 * Copyright 2020 Google LLC. All Rights Reserved.
618 * Licensed under the Apache License, Version 2.0 (the "License");
619 * you may not use this file except in compliance with the License.
620 * You may obtain a copy of the License at
621 *
622 * http://www.apache.org/licenses/LICENSE-2.0
623 *
624 * Unless required by applicable law or agreed to in writing, software
625 * distributed under the License is distributed on an "AS IS" BASIS,
626 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
627 * See the License for the specific language governing permissions and
628 * limitations under the License.
629 * =============================================================================
630 */function uA(t,e){let n=C(t,"a","div"),r=C(e,"b","div");if([n,r]=Xt(n,r),n.dtype==="int32"&&r.dtype==="int32")return Ew(n,r);const s={a:n,b:r},a={};return W.runKernel(ud,s,a)}const tt=P({div_:uA});/**
631 * @license
632 * Copyright 2020 Google LLC. All Rights Reserved.
633 * Licensed under the Apache License, Version 2.0 (the "License");
634 * you may not use this file except in compliance with the License.
635 * You may obtain a copy of the License at
636 *
637 * http://www.apache.org/licenses/LICENSE-2.0
638 *
639 * Unless required by applicable law or agreed to in writing, software
640 * distributed under the License is distributed on an "AS IS" BASIS,
641 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
642 * See the License for the specific language governing permissions and
643 * limitations under the License.
644 * =============================================================================
645 */function dA(t,e){let n=C(t,"a","mul"),r=C(e,"b","mul");[n,r]=Xt(n,r);const s={a:n,b:r};return W.runKernel(Gd,s)}const he=P({mul_:dA});/**
646 * @license
647 * Copyright 2018 Google LLC. All Rights Reserved.
648 * Licensed under the Apache License, Version 2.0 (the "License");
649 * you may not use this file except in compliance with the License.
650 * You may obtain a copy of the License at
651 *
652 * http://www.apache.org/licenses/LICENSE-2.0
653 *
654 * Unless required by applicable law or agreed to in writing, software
655 * distributed under the License is distributed on an "AS IS" BASIS,
656 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
657 * See the License for the specific language governing permissions and
658 * limitations under the License.
659 * =============================================================================
660 */function fA(t){const e=C(t,"x","abs");if(e.dtype==="complex64"){const n={x:e};return W.runKernel($1,n)}else{const n={x:e};return W.runKernel(Tm,n)}}const ir=P({abs_:fA});/**
661 * @license
662 * Copyright 2018 Google LLC. All Rights Reserved.
663 * Licensed under the Apache License, Version 2.0 (the "License");
664 * you may not use this file except in compliance with the License.
665 * You may obtain a copy of the License at
666 *
667 * http://www.apache.org/licenses/LICENSE-2.0
668 *
669 * Unless required by applicable law or agreed to in writing, software
670 * distributed under the License is distributed on an "AS IS" BASIS,
671 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
672 * See the License for the specific language governing permissions and
673 * limitations under the License.
674 * =============================================================================
675 */function pA(t){const n={x:C(t,"x","acos")};return W.runKernel(Ou,n)}const hA=P({acos_:pA});/**
676 * @license
677 * Copyright 2018 Google LLC. All Rights Reserved.
678 * Licensed under the Apache License, Version 2.0 (the "License");

679 * you may not use this file except in compliance with the License.
680 * You may obtain a copy of the License at
681 *
682 * http://www.apache.org/licenses/LICENSE-2.0
683 *
684 * Unless required by applicable law or agreed to in writing, software
685 * distributed under the License is distributed on an "AS IS" BASIS,
686 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
687 * See the License for the specific language governing permissions and
688 * limitations under the License.
689 * =============================================================================
690 */function mA(t){const n={x:C(t,"x","acosh")};return W.runKernel(Pu,n)}const gA=P({acosh_:mA});/**
691 * @license
692 * Copyright 2020 Google LLC. All Rights Reserved.
693 * Licensed under the Apache License, Version 2.0 (the "License");
694 * you may not use this file except in compliance with the License.
695 * You may obtain a copy of the License at
696 *
697 * http://www.apache.org/licenses/LICENSE-2.0
698 *
699 * Unless required by applicable law or agreed to in writing, software
700 * distributed under the License is distributed on an "AS IS" BASIS,
701 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
702 * See the License for the specific language governing permissions and
703 * limitations under the License.
704 * =============================================================================
705 */function yA(t){A(Array.isArray(t),()=>"The argument passed to tf.addN() must be a list of tensors"),A(t.length>=1,()=>"Must pass at least one tensor to tf.addN(), but got "+"".concat(t.length));const e=t.map((s,a)=>C(s,"tensors".concat(a),"addN")),n=e[0];e.forEach(s=>{if(s.dtype!==n.dtype)throw new Error("All tensors passed to tf.addN() must have the same dtype")}),e.forEach(s=>{if(!Ir(s.shape,n.shape))throw new Error("All tensors passed to tf.addN() must have the same shape")});const r=e;return W.runKernel(Bu,r)}const vA=P({addN_:yA});/**
706 * @license
707 * Copyright 2020 Google LLC. All Rights Reserved.
708 * Licensed under the Apache License, Version 2.0 (the "License");
709 * you may not use this file except in compliance with the License.
710 * You may obtain a copy of the License at
711 *
712 * http://www.apache.org/licenses/LICENSE-2.0
713 *
714 * Unless required by applicable law or agreed to in writing, software
715 * distributed under the License is distributed on an "AS IS" BASIS,
716 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
717 * See the License for the specific language governing permissions and
718 * limitations under the License.
719 * =============================================================================
720 */function bA(t,e=null,n=!1){const s={x:C(t,"x","all","bool")},a={axis:e,keepDims:n};return W.runKernel(Lu,s,a)}const wA=P({all_:bA});/**
721 * @license
722 * Copyright 2020 Google LLC. All Rights Reserved.
723 * Licensed under the Apache License, Version 2.0 (the "License");
724 * you may not use this file except in compliance with the License.
725 * You may obtain a copy of the License at
726 *
727 * http://www.apache.org/licenses/LICENSE-2.0
728 *
729 * Unless required by applicable law or agreed to in writing, software
730 * distributed under the License is distributed on an "AS IS" BASIS,
731 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
732 * See the License for the specific language governing permissions and
733 * limitations under the License.
734 * =============================================================================
735 */function SA(t,e=null,n=!1){const s={x:C(t,"x","any","bool")},a={axis:e,keepDims:n};return W.runKernel(Wu,s,a)}const xA=P({any_:SA});/**
736 * @license
737 * Copyright 2020 Google Inc. All Rights Reserved.
738 * Licensed under the Apache License, Version 2.0 (the "License");
739 * you may not use this file except in compliance with the License.
740 * You may obtain a copy of the License at
741 *
742 * http://www.apache.org/licenses/LICENSE-2.0
743 *
744 * Unless required by applicable law or agreed to in writing, software
745 * distributed under the License is distributed on an "AS IS" BASIS,
746 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
747 * See the License for the specific language governing permissions and
748 * limitations under the License.
749 * =============================================================================
750 */function _A(t,e=0){const r={x:C(t,"x","argMax")},s={axis:e};return W.runKernel(Cm,r,s)}const IA=P({argMax_:_A});/**
751 * @license
752 * Copyright 2020 Google Inc. All Rights Reserved.
753 * Licensed under the Apache License, Version 2.0 (the "License");

754 * you may not use this file except in compliance with the License.
755 * You may obtain a copy of the License at
756 *
757 * http://www.apache.org/licenses/LICENSE-2.0
758 *
759 * Unless required by applicable law or agreed to in writing, software
760 * distributed under the License is distributed on an "AS IS" BASIS,
761 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
762 * See the License for the specific language governing permissions and
763 * limitations under the License.
764 * =============================================================================
765 */function kA(t,e=0){const r={x:C(t,"x","argMin")},s={axis:e};return W.runKernel(Nm,r,s)}const EA=P({argMin_:kA});/**
766 * @license
767 * Copyright 2018 Google LLC. All Rights Reserved.
768 * Licensed under the Apache License, Version 2.0 (the "License");
769 * you may not use this file except in compliance with the License.
770 * You may obtain a copy of the License at
771 *
772 * http://www.apache.org/licenses/LICENSE-2.0
773 *
774 * Unless required by applicable law or agreed to in writing, software
775 * distributed under the License is distributed on an "AS IS" BASIS,
776 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
777 * See the License for the specific language governing permissions and
778 * limitations under the License.
779 * =============================================================================
780 */function TA(t){const n={x:C(t,"x","asin")};return W.runKernel(zu,n)}const CA=P({asin_:TA});/**
781 * @license
782 * Copyright 2018 Google LLC. All Rights Reserved.
783 * Licensed under the Apache License, Version 2.0 (the "License");
784 * you may not use this file except in compliance with the License.
785 * You may obtain a copy of the License at
786 *
787 * http://www.apache.org/licenses/LICENSE-2.0
788 *
789 * Unless required by applicable law or agreed to in writing, software
790 * distributed under the License is distributed on an "AS IS" BASIS,
791 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
792 * See the License for the specific language governing permissions and
793 * limitations under the License.
794 * =============================================================================
795 */function NA(t){const n={x:C(t,"x","asinh")};return W.runKernel(Hu,n)}const AA=P({asinh_:NA});/**
796 * @license
797 * Copyright 2018 Google LLC. All Rights Reserved.
798 * Licensed under the Apache License, Version 2.0 (the "License");
799 * you may not use this file except in compliance with the License.
800 * You may obtain a copy of the License at
801 *
802 * http://www.apache.org/licenses/LICENSE-2.0
803 *
804 * Unless required by applicable law or agreed to in writing, software
805 * distributed under the License is distributed on an "AS IS" BASIS,
806 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
807 * See the License for the specific language governing permissions and
808 * limitations under the License.
809 * =============================================================================
810 */function $A(t){const n={x:C(t,"x","atan")};return W.runKernel(Uu,n)}const RA=P({atan_:$A});/**
811 * @license
812 * Copyright 2020 Google LLC. All Rights Reserved.
813 * Licensed under the Apache License, Version 2.0 (the "License");
814 * you may not use this file except in compliance with the License.
815 * You may obtain a copy of the License at
816 *
817 * http://www.apache.org/licenses/LICENSE-2.0
818 *
819 * Unless required by applicable law or agreed to in writing, software
820 * distributed under the License is distributed on an "AS IS" BASIS,
821 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
822 * See the License for the specific language governing permissions and
823 * limitations under the License.
824 * =============================================================================
825 */function DA(t,e){let n=C(t,"a","atan2"),r=C(e,"b","atan2");[n,r]=Xt(n,r);const s={a:n,b:r};return W.runKernel(ju,s)}const FA=P({atan2_:DA});/**
826 * @license
827 * Copyright 2018 Google LLC. All Rights Reserved.
828 * Licensed under the Apache License, Version 2.0 (the "License");
829 * you may not use this file except in compliance with the License.
830 * You may obtain a copy of the License at
831 *
832 * http://www.apache.org/licenses/LICENSE-2.0
833 *
834 * Unless required by applicable law or agreed to in writing, softw

834are
835 * distributed under the License is distributed on an "AS IS" BASIS,
836 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
837 * See the License for the specific language governing permissions and
838 * limitations under the License.
839 * =============================================================================
840 */function MA(t){const n={x:C(t,"x","atanh")};return W.runKernel(Vu,n)}const OA=P({atanh_:MA});/**
841 * @license
842 * Copyright 2020 Google LLC. All Rights Reserved.
843 * Licensed under the Apache License, Version 2.0 (the "License");
844 * you may not use this file except in compliance with the License.
845 * You may obtain a copy of the License at
846 *
847 * http://www.apache.org/licenses/LICENSE-2.0
848 *
849 * Unless required by applicable law or agreed to in writing, software
850 * distributed under the License is distributed on an "AS IS" BASIS,
851 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
852 * See the License for the specific language governing permissions and
853 * limitations under the License.
854 * =============================================================================
855 */function li(t,e,n,r,s="NHWC",a){const o=t[3],i=[...e,o],l=ui(s);return Vn(t,i,n,a,r,null,null,l)}function Wr(t,e,n,r,s,a,o="channelsLast"){const[i,l]=Sc(e);let u;if(o==="channelsLast")u=[i,l,t[3],t[3]];else if(o==="channelsFirst")u=[i,l,t[1],t[1]];else throw new Error("Unknown dataFormat ".concat(o));return Vn(t,u,n,r,s,a,!1,o)}function ia(t,e,n,r,s,a,o="NDHWC"){const[i,l,u]=kh(e);let c,d;if(o==="NDHWC")d="channelsLast",c=[i,l,u,t[4],t[4]];else if(o==="NCDHW")d="channelsFirst",c=[i,l,u,t[1],t[1]];else throw new Error("Unknown dataFormat ".concat(o));return no(t,c,n,r,s,!1,d,a)}function Vn(t,e,n,r,s,a,o=!1,i="channelsLast"){let[l,u,c,d]=[-1,-1,-1,-1];if(i==="channelsLast")[l,u,c,d]=t;else if(i==="channelsFirst")[l,d,u,c]=t;else throw new Error("Unknown dataFormat ".concat(i));const[f,p,,h]=e,[m,g]=Sc(n),[v,b]=Sc(r),w=zo(f,v),S=zo(p,b),{padInfo:I,outHeight:E,outWidth:T}=LA(s,u,c,m,g,w,S,a,i),D=o?h*d:h;let R;return i==="channelsFirst"?R=[l,D,E,T]:i==="channelsLast"&&(R=[l,E,T,D]),{batchSize:l,dataFormat:i,inHeight:u,inWidth:c,inChannels:d,outHeight:E,outWidth:T,outChannels:D,padInfo:I,str

855ideHeight:m,strideWidth:g,filterHeight:f,filterWidth:p,effectiveFilterHeight:w,effectiveFilterWidth:S,dilationHeight:v,dilationWidth:b,inShape:t,outShape:R,filterShape:e}}function no(t,e,n,r,s,a=!1,o="channelsLast",i){let[l,u,c,d,f]=[-1,-1,-1,-1,-1];if(o==="channelsLast")[l,u,c,d,f]=t;else if(o==="channelsFirst")[l,f,u,c,d]=t;else throw new Error("Unknown dataFormat ".concat(o));const[p,h,m,,g]=e,[v,b,w]=kh(n),[S,I,E]=kh(r),T=zo(p,S),D=zo(h,I),R=zo(m,E),{padInfo:$,outDepth:M,outHeight:B,outWidth:z}=WA(s,u,c,d,v,b,w,T,D,R,i),H=a?g*f:g;let V;return o==="channelsFirst"?V=[l,H,M,B,z]:o==="channelsLast"&&(V=[l,M,B,z,H]),{batchSize:l,dataFormat:o,inDepth:u,inHeight:c,inWidth:d,inChannels:f,outDepth:M,outHeight:B,outWidth:z,outChannels:H,padInfo:$,strideDepth:v,strideHeight:b,strideWidth:w,filterDepth:p,filterHeight:h,filterWidth:m,effectiveFilterDepth:T,effectiveFilterHeight:D,effectiveFilterWidth:R,dilationDepth:S,dilationHeight:I,dilationWidth:E,inShape:t,outShape:V,filterShape:e}}function PA(t,e,n,r,s){r==null&&(r=Tw(t,e,n));const a=t[0],o=t[1],i=xc((a-e+2*r)/n+1,s),l=xc((o-e+2*r)/n+1,s);return[i,l]}function BA(t,e,n,r,s,a){s==null&&(s=Tw(t,e[0],r[0]));const o=[0,0,0,n];for(let i=0;i<3;i++)t[i]+2*s>=e[i]&&(o[i]=xc((t[i]-e[i]+2*s)/r[i]+1,a));return o}function Tw(t,e,n,r=1){const s=zo(e,r);return Math.floor((t[0]*(n-1)-n+s)/2)}function Sc(t){return typeof t=="number"?[t,t,t]:t.length===2?[t[0],t[1],1]:t}function kh(t){return typeof t=="number"?[t,t,t]:t}function zo(t,e){return e<=1?t:t+(t-1)*(e-1)}function LA(t,e,n,r,s,a,o,i,l){let u,c,d;if(typeof t=="number"){u={top:t,bottom:t,left:t,right:t,type:t===0?"VALID":"NUMBER"};const p=PA([e,n],a,r,t,i);c=p[0],d=p[1]}else if(t==="same"){c=Math.ceil(e/r),d=Math.ceil(n/s);const f=Math.max(0,(c-1)*r+a-e),p=Math.max(0,(d-1)*s+o-n),h=Math.floor(f/2),m=f-h,g=Math.floor(p/2),v=p-g;u={top:h,bottom:m,left:g,right:v,type:"SAME"}}else if(t==="valid")u={top:0,bottom:0,left:0,right:0,type:"VALID"},c=Math.ceil((e-a+1)/r),d=Math.ceil((n-o+1)/s);else if(typeof t=="object"){const f=l==="channelsLast"?t[1][0]:t[2][0],p=l==="channelsLast"?t[1][1]:t[2][1],h=l==="channelsLast"?t[2][0]:t[3][0],m=l==="channelsLast"?t[2][1]:t[3][1];u={top:f,bottom:p,left:h,right:m,type:f===0&&p===0&&h===0&&m===0?"VALID":"EXPLICIT"},c=xc((e-a+f+p)/r+1,i),d=xc((n-o+h+m)/s+1,i)}else throw Error("Unknown padding parameter: ".concat(t));return{padInfo:u,outHeight:c,outWidth:d}}function WA(t,e,n,r,s,a,o,i,l,u,c){let d,f,p,h;if(t==="valid"&&(t=0),typeof t=="number"){d={top:t,bottom:t,left:t,right:t,front:t,back:t,type:t===0?"VALID":"NUMBER"};const g=BA([e,n,r,1],[i,l,u],1,[s,a,o],t,c);f=g[0],p=g[1],h=g[2]}else if(t==="same"){f=Math.ceil(e/s),p=Math.ceil(n/a),h=Math.ceil(r/o);const m=(f-1)*s+i-e,g=(p-1)*a+l-n,v=(h-1)*o+u-r,b=Math.floor(m/2),w=m-b,S=Math.floor(g/2),I=g-S,E=Math.floor(v/2),T=v-E;d={top:S,bottom:I,left:E,right:T,front:b,back:w,type:"SAME"}}else throw Error("Unknown padding parameter: ".concat(t));return{padInfo:d,outDepth:f,outHeight:p,outWidth:h}}function xc(t,e){if(!e)return Math.trunc(t);switch(e){case"round":return Math.round(t);case"ceil":return Math.ceil(t);case"floor":return Math.floor(t);default:throw new Error("Unknown roundingMode ".concat(e))}}function ou(t){const[e,n,r]=Sc(t);return e===1&&n===1&&r===1}function Tr(t,e){return ou(t)||ou(e)}function Yo(t){return Sc(t).every(e=>e>0)}function ui(t){if(t==="NHWC")return"channelsLast";if(t==="NCHW")return"channelsFirst";throw new Error("Unknown dataFormat ".concat(t))}function zr(t,e,n){if(n!=null){if(typeof e=="string")throw Error("Error in ".concat(t,": pad must be an integer when using ")+"dimRoundingMode ".concat(n," but got pad ").concat(e,"."));if(typeof e=="number")A(hc(e),()=>"Error in ".concat(t,": pad must be an integer when using ")+"dimRoundingMode ".concat(n," but got pad ").concat(e,"."));else if(typeof e=="object")e.forEach(r=>{r.forEach(s=>{A(hc(s),()=>"Error in ".concat(t,": pad must be an integer when using ")+"dimRoundingMode ".concat(n," but got pad ").concat(s,"."))})});else throw Error("Error in ".concat(t,": Unknown padding parameter: ").concat(e))}}/**
856 * @license
857 * Copyright 2020 Google LLC. All Rights Reserved.
858 * Licensed under the Apache License, Version 2.0 (the "License");

859 * you may not use this file except in compliance with the License.
860 * You may obtain a copy of the License at
861 *
862 * http://www.apache.org/licenses/LICENSE-2.0
863 *
864 * Unless required by applicable law or agreed to in writing, software
865 * distributed under the License is distributed on an "AS IS" BASIS,
866 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
867 * See the License for the specific language governing permissions and
868 * limitations under the License.
869 * =============================================================================
870 */function zA(t,e){const r={x:C(t,"x","reshape","string_or_numeric")},s={shape:e};return W.runKernel(Km,r,s)}const re=P({reshape_:zA});/**
871 * @license
872 * Copyright 2020 Google LLC. All Rights Reserved.
873 * Licensed under the Apache License, Version 2.0 (the "License");
874 * you may not use this file except in compliance with the License.
875 * You may obtain a copy of the License at
876 *
877 * http://www.apache.org/licenses/LICENSE-2.0
878 *
879 * Unless required by applicable law or agreed to in writing, software
880 * distributed under the License is distributed on an "AS IS" BASIS,
881 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
882 * See the License for the specific language governing permissions and
883 * limitations under the License.
884 * =============================================================================
885 */function HA(t,e,n,r,s){const a=C(t,"x","avgPool","float32"),o=1;A(Tr(n,o),()=>"Error in avgPool: Either strides or dilations must be 1. "+"Got strides ".concat(n," and dilations '").concat(o,"'"));let i=a,l=!1;a.rank===3&&(l=!0,i=re(a,[1,a.shape[0],a.shape[1],a.shape[2]])),A(i.rank===4,()=>"Error in avgPool: x must be rank 4 but got rank ".concat(i.rank,".")),zr("avgPool",r,s);const u={x:i},c={filterSize:e,strides:n,pad:r,dimRoundingMode:s};let d=W.runKernel(Gu,u,c);return d=Ut(d,a.dtype),l?re(d,[d.shape[1],d.shape[2],d.shape[3]]):d}const Cw=P({avgPool_:HA});/**
886 * @license
887 * Copyright 2020 Google LLC. All Rights Reserved.
888 * Licensed under the Apache License, Version 2.0 (the "License");
889 * you may not use this file except in compliance with the License.
890 * You may obtain a copy of the License at
891 *
892 * http://www.apache.org/licenses/LICENSE-2.0
893 *
894 * Unless required by applicable law or agreed to in writing, software
895 * distributed under the License is distributed on an "AS IS" BASIS,
896 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
897 * See the License for the specific language governing permissions and
898 * limitations under the License.
899 * =============================================================================
900 */function UA(t,e,n,r,s,a="NDHWC"){const o=C(t,"x","avgPool3d","float32");let i=o,l=!1;o.rank===4&&(l=!0,i=re(o,[1,o.shape[0],o.shape[1],o.shape[2],o.shape[3]])),A(i.rank===5,()=>"Error in avgPool3d: x must be rank 5 but got rank ".concat(i.rank,".")),A(a==="NDHWC",()=>"Error in avgPool3d: Only NDHWC is currently supported, "+"but got dataFormat of ".concat(a)),A(typeof n=="number"&&n>0||Array.isArray(n)&&n[0]>0&&n[1]>0&&n[2]>0,()=>"Error in avgPool3d: Stride must be > 0, but got '".concat(n,"'")),zr("avgPool3d",r,s);const u={x:i},c={filterSize:e,strides:n,pad:r,dimRoundingMode:s,dataFormat:a};let d=W.runKernel(Am,u,c);return d=Ut(d,i.dtype),l?re(d,[d.shape[1],d.shape[2],d.shape[3],d.shape[4]]):d}const VA=P({avgPool3d_:UA});/**
901 * @license
902 * Copyright 2020 Google LLC. All Rights Reserved.
903 * Licensed under the Apache License, Version 2.0 (the "License");
904 * you may not use this file except in compliance with the License.
905 * You may obtain a copy of the License at
906 *
907 * http://www.apache.org/licenses/LICENSE-2.0
908 *
909 * Unless required by applicable law or agreed to in writing, software
910 * distributed under the License is distributed on an "AS IS" BASIS,
911 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
912 * See the License for the specific language governing permissions and
913 * limitations under the License.
914 * =============================================================================
915 */function jA(t,e=0){A(t.length>=1,()=>"Pass at least one tensor to concat");const n=su(t,"tensors","concat","string_or_numeric");

915if(n[0].dtype==="complex64"&&n.forEach(a=>{if(a.dtype!=="complex64")throw new Error("Cannot concatenate complex64 tensors with a tensor\n          with dtype ".concat(a.dtype,". "))}),n.length===1)return Xs(n[0]);const r=n,s={axis:e};return W.runKernel(Dm,r,s)}const mn=P({concat_:jA});/**
916 * @license
917 * Copyright 2020 Google LLC. All Rights Reserved.
918 * Licensed under the Apache License, Version 2.0 (the "License");
919 * you may not use this file except in compliance with the License.
920 * You may obtain a copy of the License at
921 *
922 * http://www.apache.org/licenses/LICENSE-2.0
923 *
924 * Unless required by applicable law or agreed to in writing, software
925 * distributed under the License is distributed on an "AS IS" BASIS,
926 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
927 * See the License for the specific language governing permissions and
928 * limitations under the License.
929 * =============================================================================
930 */function GA(t,e,n=!1,r=!1){let s=C(t,"a","matMul"),a=C(e,"b","matMul");[s,a]=Xt(s,a);const o={a:s,b:a},i={transposeA:n,transposeB:r};return W.runKernel(qu,o,i)}const xt=P({matMul_:GA});/**
931 * @license
932 * Copyright 2018 Google LLC. All Rights Reserved.
933 * Licensed under the Apache License, Version 2.0 (the "License");
934 * you may not use this file except in compliance with the License.
935 * You may obtain a copy of the License at
936 *
937 * http://www.apache.org/licenses/LICENSE-2.0
938 *
939 * Unless required by applicable law or agreed to in writing, software
940 * distributed under the License is distributed on an "AS IS" BASIS,
941 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
942 * See the License for the specific language governing permissions and
943 * limitations under the License.
944 * =============================================================================
945 */function qA(t){const n={x:C(t,"x","sigmoid","float32")};return W.runKernel(vf,n)}const Ba=P({sigmoid_:qA});/**
946 * @license
947 * Copyright 2018 Google LLC. All Rights Reserved.
948 * Licensed under the Apache License, Version 2.0 (the "License");
949 * you may not use this file except in compliance with the License.
950 * You may obtain a copy of the License at
951 *
952 * http://www.apache.org/licenses/LICENSE-2.0
953 *
954 * Unless required by applicable law or agreed to in writing, software
955 * distributed under the License is distributed on an "AS IS" BASIS,
956 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
957 * See the License for the specific language governing permissions and
958 * limitations under the License.
959 * =============================================================================
960 */function KA(t,e,n){const r=C(t,"x","slice","string_or_numeric");if(r.rank===0)throw new Error("Slicing scalar is not possible");const s={x:r},a={begin:e,size:n};return W.runKernel(Qm,s,a)}const Ye=P({slice_:KA});/**
961 * @license
962 * Copyright 2018 Google LLC. All Rights Reserved.
963 * Licensed under the Apache License, Version 2.0 (the "License");
964 * you may not use this file except in compliance with the License.
965 * You may obtain a copy of the License at
966 *
967 * http://www.apache.org/licenses/LICENSE-2.0
968 *
969 * Unless required by applicable law or agreed to in writing, software
970 * distributed under the License is distributed on an "AS IS" BASIS,
971 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
972 * See the License for the specific language governing permissions and
973 * limitations under the License.
974 * =============================================================================
975 */function XA(t){const n={x:C(t,"x","tanh","float32")};return W.runKernel(Nf,n)}const Eh=P({tanh_:XA});/**
976 * @license
977 * Copyright 2020 Google LLC. All Rights Reserved.
978 * Licensed under the Apache License, Version 2.0 (the "License");
979 * you may not use this file except in compliance with the License.
980 * You may obtain a copy of the License at
981 *
982 * http://www.apache.org/licenses/LICENSE-2.0
983 *
984 * Unless required by applicable law or agreed to in writing, software
985 * distributed under the License is distributed on an "AS IS" BASIS,
986 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
987 * See the License for the specific language governing permissions and
988 * limitations under the License.
989 * =============================================================================
990 */function YA(t,e,n,r,s,a){const o=C(t,"forgetBias","basicLSTMCell"),i=C(e,"lstmKernel","basicLSTMCell"),l=C(n,"lstmBias","basicLSTMCell"),u=C(r,"data","basicLSTMCell"),c=C(s,"c","basicLSTMCell"),d=C(a,"h","basicLSTMCell"),f=mn([u,d],1),p=xt(f,

990i),h=Fe(p,l),m=h.shape[0],g=h.shape[1]/4,v=[m,g],b=Ye(h,[0,0],v),w=Ye(h,[0,g],v),S=Ye(h,[0,g*2],v),I=Ye(h,[0,g*3],v),E=Fe(he(Ba(b),Eh(w)),he(c,Ba(Fe(o,S)))),T=he(Eh(E),Ba(I));return[E,T]}const JA=P({basicLSTMCell_:YA});/**
991 * @license
992 * Copyright 2020 Google LLC. All Rights Reserved.
993 * Licensed under the Apache License, Version 2.0 (the "License");
994 * you may not use this file except in compliance with the License.
995 * You may obtain a copy of the License at
996 *
997 * http://www.apache.org/licenses/LICENSE-2.0
998 *
999 * Unless required by applicable law or agreed to in writing, software
1000 * distributed under the License is distributed on an "AS IS" BASIS,
1001 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1002 * See the License for the specific language governing permissions and
1003 * limitations under the License.
1004 * =============================================================================
1005 */function QA(t,e,n){const r=C(t,"x","batchToSpaceND"),s=e.reduce((i,l)=>i*l);A(r.rank>=1+e.length,()=>"input rank is ".concat(r.rank," but should be > than blockShape.length ").concat(e.length)),A(n.length===e.length,()=>"crops.length is ".concat(n.length," but should be equal to blockShape.length  ").concat(e.length)),A(r.shape[0]%s===0,()=>"input tensor batch is ".concat(r.shape[0]," but is not divisible by the product of ")+"the elements of blockShape ".concat(e.join(" * ")," === ").concat(s));const a={x:r},o={blockShape:e,crops:n};return W.runKernel($m,a,o)}const Nw=P({batchToSpaceND_:QA});function ZA(t){let e;return t.rank===0||t.rank===1?e=re(t,[1,1,1,t.size]):t.rank===2?e=re(t,[1,1,t.shape[0],t.shape[1]]):t.rank===3?e=re(t,[1,t.shape[0],t.shape[1],t.shape[2]]):e=t,e}/**
1006 * @license
1007 * Copyright 2020 Google LLC. All Rights Reserved.
1008 * Licensed under the Apache License, Version 2.0 (the "License");
1009 * you may not use this file except in compliance with the License.
1010 * You may obtain a copy of the License at
1011 *
1012 * http://www.apache.org/licenses/LICENSE-2.0
1013 *
1014 * Unless required by applicable law or agreed to in writing, software
1015 * distributed under the License is distributed on an "AS IS" BASIS,
1016 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1017 * See the License for the specific language governing permissions and
1018 * limitations under the License.
1019 * =============================================================================
1020 */function e4(t,e,n,r,s,a){a==null&&(a=.001);const o=C(t,"x","batchNorm"),i=C(e,"mean","batchNorm"),l=C(n,"variance","batchNorm");let u;s!=null&&(u=C(s,"scale","batchNorm"));let c;r!=null&&(c=C(r,"offset","batchNorm")),A(i.rank===l.rank,()=>"Batch normalization gradient requires mean and variance to have equal ranks."),A(c==null||i.rank===c.rank,()=>"Batch normalization gradient requires mean and offset to have equal ranks."),A(u==null||i.rank===u.rank,()=>"Batch normalization gradient requires mean and scale to have equal ranks.");const f={x:ZA(o),scale:u,offset:c,mean:i,variance:l},p={varianceEpsilon:a},h=W.runKernel(bd,f,p);return re(h,o.shape)}const Ff=P({batchNorm_:e4});function t4(t,e,n,r,s,a){const o=C(t,"x","batchNorm"),i=C(e,"mean","batchNorm"),l=C(n,"variance","batchNorm");let u;s!=null&&(u=C(s,"scale","batchNorm"));let c;return r!=null&&(c=C(r,"offset","batchNorm")),A(o.rank===2,()=>"Error in batchNorm2D: x must be rank 2 but got rank "+"".concat(o.rank,".")),A(i.rank===2||i.rank===1,()=>"Error in batchNorm2D: mean must be rank 2 or rank 1 but "+"got rank ".concat(i.rank,".")),A(l.rank===2||l.rank===1,()=>"Error in batchNorm2D: variance must be rank 2 or rank 1 "+"but got rank ".concat(l.rank,".")),u!=null&&A(u.rank===2||u.rank===1,()=>"Error in batchNorm2D: scale must be rank 2 or rank 1 "+"but got rank ".concat(u.rank,".")),c!=null&&A(c.rank===2||c.rank===1,()=>"Error in batchNorm2D: offset must be rank 2 or rank 1 "+"but got rank ".concat(c.rank,".")),Ff(o,i,l,c,u,a)}const n4=P({batchNorm2d_:t4});function r4(t,e,n,r,s,a){const o=C(t,"x","batchNorm"),i=C(e,"mean","batchNorm"),l=C(n,"variance","batchNorm");let u;s!=null&&(u=C(s,"scale","batchNorm"));let c;return r!=null&&(c=C(r,"offset","batchNorm")),A(o.rank===3,()=>"Error in batchNorm3D: x must be rank 3 but got rank "+"".concat(o.rank,".")),A(i.rank===3||i.rank===1,()=>"Error in batchNorm3D: mean must be rank 3 or rank 1 but "+"got rank ".concat(i.rank,".")),A(l.rank===3||l.rank===1,()=>"Error in batchNorm3D: variance must be rank 3 or rank 1 "+"but got rank ".concat(l.rank,".")),u!=null&&A(u.rank===3||u.rank===1,()=>"Error in batchNorm3D: scale must be rank 3 or rank 1 "+"but got rank ".concat(u.rank,".")),c!=null&&A(c.rank===3||c.rank===1,()=>"Error in batchNorm3D: offset must be rank 3 or rank 1 "+"but got rank ".concat(c.rank,".")),Ff(o,i,l,c,u,a)}const s4=P({batchNorm3d_:r4});function a4(t,e,n,r,s,a){const o=C(t,"x","batchNorm"),i=C(e,"mean","batchNorm"),l=C(n,"variance","batchNorm");let u;s!=null&&(u=C(s,"scale","batchNorm"));let c;return r!=null&&(c=C(r,"offset","batchNorm")),A(o.rank===4,()=>"Error in batchNorm4D: x must be rank 4 but got rank "+"".concat(o.rank,".")),A(i.rank===4||i.rank===1,()=>"Error in batchNorm4D: mean must be rank 4 or rank 1 but "+"got rank ".concat(i.rank,".")),A(l.rank===4||l.rank===1,()=>"Error in batchNorm4D: variance must be rank 4 or rank 1 "+"but got rank ".concat(l.rank,".")),u!=null&&A(u.rank===4||u.rank===1,()=>"Error in batchNorm4D: scale must be rank 4 or rank 1 "+"but got rank ".concat(u.rank,".")),c!=null&&A(c.rank===4||c.rank===1,()=>"Error in batchNorm4D: offset must be rank 4 or rank 1 "+"but got rank ".concat(c.rank,".")),Ff(o,i,l,c,u,a)}const o4=P({batchNorm4d_:a4});/**
1021 * @license
1022 * Copyright 2020 Google LLC. All Rights Reserved.
1023 * Licensed under the Apache License, Version 2.0 (the "License");

1024 * you may not use this file except in compliance with the License.
1025 * You may obtain a copy of the License at
1026 *
1027 * http://www.apache.org/licenses/LICENSE-2.0
1028 *
1029 * Unless required by applicable law or agreed to in writing, software
1030 * distributed under the License is distributed on an "AS IS" BASIS,
1031 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1032 * See the License for the specific language governing permissions and
1033 * limitations under the License.
1034 * =============================================================================
1035 */function i4(t,e,n){const r=C(t,"x","bincount"),s=C(e,"weights","bincount");A(r.dtype==="int32",()=>"Error in bincount: input "+"dtype must be int32, but got ".concat(r.dtype)),A(n>=0,()=>"size must be non-negative, but got ".concat(n,".")),A(s.size===r.size||s.size===0,()=>"Error in bincount: weights must have the same size as input or"+"0-length, but got input shape: ".concat(r.shape,", weights shape: ")+"".concat(s.shape,"."));const a={x:r,weights:s},o={size:n};return W.runKernel(Ku,a,o)}const Aw=P({bincount_:i4});/**
1036 * @license
1037 * Copyright 2023 Google LLC.
1038 * Licensed under the Apache License, Version 2.0 (the "License");
1039 * you may not use this file except in compliance with the License.
1040 * You may obtain a copy of the License at
1041 *
1042 * http://www.apache.org/licenses/LICENSE-2.0
1043 *
1044 * Unless required by applicable law or agreed to in writing, software
1045 * distributed under the License is distributed on an "AS IS" BASIS,
1046 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1047 * See the License for the specific language governing permissions and
1048 * limitations under the License.
1049 * =============================================================================
1050 */function c4(t,e){const n=C(t,"x","bitwiseAnd"),r=C(e,"y","bitwiseAnd");if(!Ir(n.shape,r.shape))throw new Error("BitwiseAnd: Tensors must have the same shape. x: ".concat(n.shape,", y: ").concat(r.shape));if(n.dtype!=="int32"||r.dtype!=="int32")throw new Error("BitwiseAnd: Only supports 'int32' values in tensor, found type of x: ".concat(n.dtype," and type of y: ").concat(r.dtype));const s={a:n,b:r};return W.runKernel(Xu,s)}const l4=P({bitwiseAnd_:c4});/**
1051 * @license
1052 * Copyright 2021 Google LLC. All Rights Reserved.
1053 * Licensed under the Apache License, Version 2.0 (the "License");
1054 * you may not use this file except in compliance with the License.
1055 * You may obtain a copy of the License at
1056 *
1057 * http://www.apache.org/licenses/LICENSE-2.0
1058 *
1059 * Unless required by applicable law or agreed to in writing, software
1060 * distributed under the License is distributed on an "AS IS" BASIS,
1061 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1062 * See the License for the specific language governing permissions and
1063 * limitations under the License.
1064 * =============================================================================
1065 */function u4(t,e){const n=C(t,"s0","broadcastArgs","int32"),r=C(e,"s1","broadcastArgs","int32");if(n.rank!==1)throw new Error("broadcastArgs(): first input must be a vector (rank=1). "+"Has rank ".concat(n.rank));if(r.rank!==1)throw new Error("broadcastArgs(): second input must be a vector (rank=1). "+"Has rank ".concat(r.rank));const s={s0:n,s1:r};return W.runKernel(Rm,s)}const d4=P({broadcastArgs_:u4});/**
1066 * @license
1067 * Copyright 2020 Google LLC. All Rights Reserved.
1068 * Licensed under the Apache License, Version 2.0 (the "License");
1069 * you may not use this file except in compliance with the License.
1070 * You may obtain a copy of the License at
1071 *
1072 * http://www.apache.org/licenses/LICENSE-2.0
1073 *
1074 * Unless required by applicable law or agreed to in writing, software
1075 * distributed under the License is distributed on an "AS IS" BASIS,
1076 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1077 * See the License for the specific language governing permissions and
1078 * limitations under the License.
1079 * =============================================================================
1080 */function f4(t,e){let n=C(t,"broadcastTo","x");const r=n.shape;if(dr(e),e.length<n.rank)throw new Error("broadcastTo(): shape.length=".concat(e.length," < input.rank=").concat(n.rank,"."));if(e.length>n.rank){const u=n.shape.slice();for(;u.length<e.length;)u.unshift(1);n=re(n,u)}const s=n.shape,a=Array.from(e);for(let u=e.length-1;u>=0;u--)if(s[u]===e[u])a[u]=1;else if(n.shape[u]!==1)throw new Error("broadcastTo(): [".concat(r,"] cannot be broadcast to [").concat(e,"]."));if(a.map((u,c)=>u>1?c:-1).filter(u=>u>=0).length===0)return Xs(n);const i={x:n},l={reps:a};return W.runKernel(Wc,i,l)}const Zi=P({broadcastTo_:f4});/**
1081 * @license
1082 * Copyright 2018 Google LLC. All Rights Reserved.
1083 * Licensed under the Apache License, Version 2.0 (the "License");

1084 * you may not use this file except in compliance with the License.
1085 * You may obtain a copy of the License at
1086 *
1087 * http://www.apache.org/licenses/LICENSE-2.0
1088 *
1089 * Unless required by applicable law or agreed to in writing, software
1090 * distributed under the License is distributed on an "AS IS" BASIS,
1091 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1092 * See the License for the specific language governing permissions and
1093 * limitations under the License.
1094 * =============================================================================
1095 */function p4(t){const n={x:C(t,"x","ceil","float32")};return W.runKernel(Ju,n)}const h4=P({ceil_:p4});/**
1096 * @license
1097 * Copyright 2020 Google LLC. All Rights Reserved.
1098 * Licensed under the Apache License, Version 2.0 (the "License");
1099 * you may not use this file except in compliance with the License.
1100 * You may obtain a copy of the License at
1101 *
1102 * http://www.apache.org/licenses/LICENSE-2.0
1103 *
1104 * Unless required by applicable law or agreed to in writing, software
1105 * distributed under the License is distributed on an "AS IS" BASIS,
1106 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1107 * See the License for the specific language governing permissions and
1108 * limitations under the License.
1109 * =============================================================================
1110 */function Uc(t,e,n){dr(t),n=n||Pc(e);const r={shape:t,value:e,dtype:n};return W.runKernel(Lm,{},r)}/**
1111 * @license
1112 * Copyright 2018 Google LLC. All Rights Reserved.
1113 * Licensed under the Apache License, Version 2.0 (the "License");
1114 * you may not use this file except in compliance with the License.
1115 * You may obtain a copy of the License at
1116 *
1117 * http://www.apache.org/licenses/LICENSE-2.0
1118 *
1119 * Unless required by applicable law or agreed to in writing, software
1120 * distributed under the License is distributed on an "AS IS" BASIS,
1121 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1122 * See the License for the specific language governing permissions and
1123 * limitations under the License.
1124 * =============================================================================
1125 */function m4(t,e,n){const r=C(t,"x","clipByValue");if(A(e<=n,()=>"Error in clip: min (".concat(e,") must be ")+"less than or equal to max (".concat(n,").")),e===n)return Uc(r.shape,e,r.dtype);const s={x:r},a={clipValueMin:e,clipValueMax:n};return W.runKernel(Lc,s,a)}const $w=P({clipByValue_:m4});function g4(t){return mn(t,0)}const y4=P({concat1d_:g4});function v4(t,e){return mn(t,e)}const b4=P({concat2d_:v4});function w4(t,e){return mn(t,e)}const S4=P({concat3d_:w4});function x4(t,e){return mn(t,e)}const _4=P({concat4d_:x4});/**
1126 * @license
1127 * Copyright 2020 Google LLC. All Rights Reserved.
1128 * Licensed under the Apache License, Version 2.0 (the "License");
1129 * you may not use this file except in compliance with the License.
1130 * You may obtain a copy of the License at
1131 *
1132 * http://www.apache.org/licenses/LICENSE-2.0
1133 *
1134 * Unless required by applicable law or agreed to in writing, software
1135 * distributed under the License is distributed on an "AS IS" BASIS,
1136 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1137 * See the License for the specific language governing permissions and
1138 * limitations under the License.
1139 * =============================================================================
1140 */function I4(t,e,n,r,s="NHWC",a=[1,1],o){const i=C(t,"x","conv2d","float32"),l=C(e,"filter","conv2d","float32");let u=i,c=!1;i.rank===3&&(c=!0,u=re(i,[1,i.shape[0],i.shape[1],i.shape[2]])),A(u.rank===4,()=>"Error in conv2d: input must be rank 4, but got rank ".concat(u.rank,".")),A(l.rank===4,()=>"Error in conv2d: filter must be rank 4, but got rank "+"".concat(l.rank,".")),zr("conv2d",r,o);const d=s==="NHWC"?u.shape[3]:u.shape[1];A(d===l.shape[2],()=>"Error in conv2d: depth of input (".concat(d,") must match ")+"input depth for filter ".concat(l.shape[2],".")),A(Tr(n,a),()=>"Error in conv2D: Either strides or dilations must be 1. "+"Got strides ".concat(n," and dilations '").concat(a,"'")),A(Yo(a),()=>"Error in conv2D: Dilated rates should be larger than 0."),A(Yo(n),()=>"Error in conv2D: Strides should be larger than 0.");const f={x:u,filter:l},p={strides:n,pad:r,dataFormat:s,dilations:a,dimRoundingMode:o},h=W.runKernel(Qu,f,p);return c?re(h,[h.shape[1],h.shape[2],h.shape[3]]):h}const Mf=P({conv2d_:I4});function k4(t,e,n,r,s="NWC",a=1,o){const i=C(t,"x","conv1d"),l=C(e,"filter","conv1d");let u=i,c=!1;i.rank===2&&(c=!0,u=re(i,[1,i.shape[0],i.shape[1]])),A(u.rank===3,()=>"Error in conv1d: input must be rank 3, but got rank ".concat(u.rank,".")),A(l.rank===3,()=>"Error in conv1d: filter must be rank 3, but got rank "+"".concat(l.rank,".")),zr("conv1d",r,o),A(u.shape[2]===l.shape[1],()=>"Error in conv1d: depth of input (".concat(u.shape[2],") must match ")+"input depth for filter ".concat(l.shape[1],".")),A(Tr(n,a),()=>"Error in conv1D: Either stride or dilation must be 1. "+"Got stride ".concat(n," and dilation '").concat(a,"'")),A(Yo(a),()=>"Error in conv1D: Dilated rates should be larger than 0."),A(Yo(n),()=>"Error in conv1D: Stride should be larger than 0."),A(s==="NWC",()=>"Error in conv1d: got dataFormat of ".concat(s," but only NWC is currently supported."));const d=re(l,[1,l.shape[0],l.shape[1],l.shape[2]]),f=re(u,[u.shape[0],1,u.shape[1],u.shape[2]]),g=Mf(f,d,[1,n],r,"NHWC",[1,a],o);return c?re(g,[g.shape[2],g.shape[3]]):re(g,[g.shape[0],g.shape[2],g.shape[3]])}const E4=P({conv1d_:k4});/**
1141 * @license
1142 * Copyright 2020 Google LLC. All Rights Reserved.
1143 * Licensed under the Apache License, Version 2.0 (the "License");

1144 * you may not use this file except in compliance with the License.
1145 * You may obtain a copy of the License at
1146 *
1147 * http://www.apache.org/licenses/LICENSE-2.0
1148 *
1149 * Unless required by applicable law or agreed to in writing, software
1150 * distributed under the License is distributed on an "AS IS" BASIS,
1151 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1152 * See the License for the specific language governing permissions and
1153 * limitations under the License.
1154 * =============================================================================
1155 */function T4(t,e,n,r,s,a="NHWC",o){A(t.length===e.rank,()=>"Length of inShape "+"(".concat(t.length,") and rank of dy (").concat(e.rank,") must match"));let i=t,l=e,u=!1;e.rank===3&&(u=!0,l=re(e,[1,e.shape[0],e.shape[1],e.shape[2]]),i=[1,t[0],t[1],t[2]]),A(i.length===4,()=>"Error in conv2dDerInput: inShape must be length 4, but got length "+"".concat(i.length,".")),A(l.rank===4,()=>"Error in conv2dDerInput: dy must be rank 4, but got "+"rank ".concat(l.rank)),A(n.rank===4,()=>"Error in conv2dDerInput: filter must be rank 4, but got "+"rank ".concat(n.rank));const c=a==="NHWC"?i[3]:i[1],d=a==="NHWC"?l.shape[3]:l.shape[1];A(c===n.shape[2],()=>"Error in conv2dDerInput: depth of input (".concat(c,") must ")+"match input depth for filter ".concat(n.shape[2],".")),A(d===n.shape[3],()=>"Error in conv2dDerInput: depth of output (".concat(d,") must ")+"match output depth for filter ".concat(n.shape[3],".")),zr("conv2dDerInput",s,o);const f={dy:l,filter:n},p={strides:r,pad:s,dataFormat:a,dimRoundingMode:o,inputShape:i},h=W.runKernel(Zu,f,p);return u?re(h,[h.shape[1],h.shape[2],h.shape[3]]):h}const Rw=P({conv2DBackpropInput_:T4});function C4(t,e,n,r,s,a){const o=C(t,"x","conv2dTranspose"),i=C(e,"filter","conv2dTranspose");return Rw(n,o,i,r,s,"NHWC",a)}const N4=P({conv2dTranspose_:C4});/**
1156 * @license
1157 * Copyright 2020 Google LLC. All Rights Reserved.
1158 * Licensed under the Apache License, Version 2.0 (the "License");
1159 * you may not use this file except in compliance with the License.
1160 * You may obtain a copy of the License at
1161 *
1162 * http://www.apache.org/licenses/LICENSE-2.0
1163 *
1164 * Unless required by applicable law or agreed to in writing, software
1165 * distributed under the License is distributed on an "AS IS" BASIS,
1166 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1167 * See the License for the specific language governing permissions and
1168 * limitations under the License.
1169 * =============================================================================
1170 */function A4(t,e,n,r,s="NDHWC",a=[1,1,1]){const o=C(t,"x","conv3d"),i=C(e,"filter","conv3d");let l=o,u=!1;o.rank===4&&(u=!0,l=re(o,[1,o.shape[0],o.shape[1],o.shape[2],o.shape[3]])),A(l.rank===5,()=>"Error in conv3d: input must be rank 5, but got rank ".concat(l.rank,".")),A(i.rank===5,()=>"Error in conv3d: filter must be rank 5, but got rank "+"".concat(i.rank,".")),A(l.shape[4]===i.shape[3],()=>"Error in conv3d: depth of input (".concat(l.shape[4],") must match ")+"input depth for filter ".concat(i.shape[3],".")),A(Tr(n,a),()=>"Error in conv3D: Either strides or dilations must be 1. "+"Got strides ".concat(n," and dilations '").concat(a,"'")),A(s==="NDHWC",()=>"Error in conv3d: got dataFormat of ".concat(s," but only NDHWC is currently supported.")),A(Yo(a),()=>"Error in conv3D: Dilated rates should be larger than 0."),A(Yo(n),()=>"Error in conv3D: Strides should be larger than 0.");const c={x:l,filter:i},d={strides:n,pad:r,dataFormat:s,dilations:a},f=W.runKernel(ed,c,d);return u?re(f,[f.shape[1],f.shape[2],f.shape[3],f.shape[4]]):f}const $4=P({conv3d_:A4});/**
1171 * @license
1172 * Copyright 2020 Google LLC. All Rights Reserved.
1173 * Licensed under the Apache License, Version 2.0 (the "License");
1174 * you may not use this file except in compliance with the License.
1175 * You may obtain a copy of the License at
1176 *
1177 * http://www.apache.org/licenses/LICENSE-2.0
1178 *
1179 * Unless required by applicable law or agreed to in writing, software
1180 * distributed under the License is distributed on an "AS IS" BASIS,
1181 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1182 * See the License for the specific language governing permissions and
1183 * limitations under the License.
1184 * =============================================================================
1185 */function R4(t,e,n,r,s){A(t.length===e.rank,()=>"Length of inShape "+"(".concat(t.length,") and rank of dy (").concat(e.rank,") must match"));let a=t,o=e,i=!1;e.rank===4&&(i=!0,o=re(e,[1,e.shape[0],e.shape[1],e.shape[2],e.shape[3]]),a=[1,t[0],t[1],t[2],t[3]]);const l=a[4],u=o.shape[4];A(a.length===5,()=>"Error in conv3dDerInput: inShape must be length 5, but got length "+"".concat(a.length,".")),A(o.rank===5,()=>"Error in conv3dDerInput: dy must be rank 5, but got "+"rank ".concat(o.rank)),A(n.rank===5,()=>"Error in conv3dDerInput: filter must be rank 5, but got "+"rank ".concat(n.rank)),A(l===n.shape[3],()=>"Error in conv3dDerInput: depth of input (".concat(l,") must ")+"match input depth for filter ".concat(n.shape[3],".")),A(u===n.shape[4],()=>"Error in conv3dDerInput: depth of output (".concat(u,") must ")+"match output depth for filter ".concat(n.shape[4],"."));const c={dy:o,filter:n},d={pad:s,strides:r,inputShape:a},f=W.runKernel(td,c,d);return i?re(f,[f.shape[1],f.shape[2],f.shape[3],f.shape[4]]):f}const D4=P({conv3DBackpropInput_:R4});

1185function F4(t,e,n,r,s){const a=C(t,"x","conv3dTranspose"),o=C(e,"filter","conv3dTranspose");return D4(n,a,o,r,s)}const M4=P({conv3dTranspose_:F4});/**
1186 * @license
1187 * Copyright 2018 Google LLC. All Rights Reserved.
1188 * Licensed under the Apache License, Version 2.0 (the "License");
1189 * you may not use this file except in compliance with the License.
1190 * You may obtain a copy of the License at
1191 *
1192 * http://www.apache.org/licenses/LICENSE-2.0
1193 *
1194 * Unless required by applicable law or agreed to in writing, software
1195 * distributed under the License is distributed on an "AS IS" BASIS,
1196 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1197 * See the License for the specific language governing permissions and
1198 * limitations under the License.
1199 * =============================================================================
1200 */function O4(t){const n={x:C(t,"x","cos","float32")};return W.runKernel(nd,n)}const P4=P({cos_:O4});/**
1201 * @license
1202 * Copyright 2018 Google LLC. All Rights Reserved.
1203 * Licensed under the Apache License, Version 2.0 (the "License");
1204 * you may not use this file except in compliance with the License.
1205 * You may obtain a copy of the License at
1206 *
1207 * http://www.apache.org/licenses/LICENSE-2.0
1208 *
1209 * Unless required by applicable law or agreed to in writing, software
1210 * distributed under the License is distributed on an "AS IS" BASIS,
1211 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1212 * See the License for the specific language governing permissions and
1213 * limitations under the License.
1214 * =============================================================================
1215 */function B4(t){const n={x:C(t,"x","cosh","float32")};return W.runKernel(rd,n)}const L4=P({cosh_:B4});/**
1216 * @license
1217 * Copyright 2022 Google LLC. All Rights Reserved.
1218 * Licensed under the Apache License, Version 2.0 (the 'License');
1219 * you may not use this file except in compliance with the License.
1220 * You may obtain a copy of the License at
1221 *
1222 * http://www.apache.org/licenses/LICENSE-2.0
1223 *
1224 * Unless required by applicable law or agreed to in writing, software
1225 * distributed under the License is distributed on an 'AS IS' BASIS,
1226 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1227 * See the License for the specific language governing permissions and
1228 * limitations under the License.
1229 * =============================================================================
1230 */function W4(t,e=0,n=!1,r=!1){const a={x:C(t,"x","cumprod")},o={axis:e,exclusive:n,reverse:r};return W.runKernel(sd,a,o)}const z4=P({cumprod_:W4});/**
1231 * @license
1232 * Copyright 2018 Google LLC. All Rights Reserved.
1233 * Licensed under the Apache License, Version 2.0 (the "License");
1234 * you may not use this file except in compliance with the License.
1235 * You may obtain a copy of the License at
1236 *
1237 * http://www.apache.org/licenses/LICENSE-2.0
1238 *
1239 * Unless required by applicable law or agreed to in writing, software
1240 * distributed under the License is distributed on an "AS IS" BASIS,
1241 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1242 * See the License for the specific language governing permissions and
1243 * limitations under the License.
1244 * =============================================================================
1245 */function H4(t,e=0,n=!1,r=!1){const a={x:C(t,"x","cumsum")},o={axis:e,exclusive:n,reverse:r};return W.runKernel(ad,a,o)}const U4=P({cumsum_:H4});/**
1246 * @license
1247 * Copyright 2020 Google LLC. All Rights Reserved.
1248 * Licensed under the Apache License, Version 2.0 (the "License");
1249 * you may not use this file except in compliance with the License.
1250 * You may obtain a copy of the License at
1251 *
1252 * http://www.apache.org/licenses/LICENSE-2.0
1253 *
1254 * Unless required by applicable law or agreed to in writing, software
1255 * distributed under the License is distributed on an "AS IS" BASIS,
1256 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1257 * See the License for the specific language governing permissions and
1258 * limitations under the License.
1259 * =============================================================================
1260 */function V4(t,e,n,r=!1){const s=C(t,"x","denseBincount"),a=C(e,"weights","denseBincount");A(s.dtype==="int32",()=>"Error in denseBincount: input "+"dtype must be int32, but got ".concat(s.dtype)),A(s.rank<=2,()=>"Error in denseBincount: input must be at most rank 2, but got "+"rank ".concat(s.rank,".")),A(n>=0,()=>"size must be non-negative, but got ".concat(n,".")),A(a.size===s.size||a.size===0,()=>"Error in denseBincount: weights must have the same shape as x or "+"0-length, but got x shape: ".concat(s.shape,", weights shape: ")+"".concat(a.shape,"."));const o={x:s,weights:a},i={size:n,binaryOutput:r};return W.runKernel(Mm,o,i)}const j4=P({denseBincount_:V4});/**
1261 * @license
1262 * Copyright 2020 Google LLC. All Rights Reserved.
1263 * Licensed under the Apache License, Version 2.0 (the "License");

1264 * you may not use this file except in compliance with the License.
1265 * You may obtain a copy of the License at
1266 *
1267 * http://www.apache.org/licenses/LICENSE-2.0
1268 *
1269 * Unless required by applicable law or agreed to in writing, software
1270 * distributed under the License is distributed on an "AS IS" BASIS,
1271 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1272 * See the License for the specific language governing permissions and
1273 * limitations under the License.
1274 * =============================================================================
1275 */function G4(t,e,n="NHWC"){const r=C(t,"x","depthToSpace","float32"),s=n==="NHWC"?r.shape[1]:r.shape[2],a=n==="NHWC"?r.shape[2]:r.shape[3],o=n==="NHWC"?r.shape[3]:r.shape[1];A(e>1,()=>"blockSize should be > 1 for depthToSpace, but was: ".concat(e)),A(s*e>=0,()=>"Negative dimension size caused by overflow when multiplying\n    ".concat(s," and ").concat(e,"  for depthToSpace with input shape\n    ").concat(r.shape)),A(a*e>=0,()=>"Negative dimension size caused by overflow when multiplying\n    ".concat(a," and ").concat(e," for depthToSpace with input shape\n        ").concat(r.shape)),A(o%(e*e)===0,()=>"Dimension size must be evenly divisible by ".concat(e*e," but is ").concat(o," for depthToSpace with input shape ").concat(r.shape));const i={x:r},l={blockSize:e,dataFormat:n};return W.runKernel(id,i,l)}const q4=P({depthToSpace_:G4});/**
1276 * @license
1277 * Copyright 2020 Google LLC. All Rights Reserved.
1278 * Licensed under the Apache License, Version 2.0 (the "License");
1279 * you may not use this file except in compliance with the License.
1280 * You may obtain a copy of the License at
1281 *
1282 * http://www.apache.org/licenses/LICENSE-2.0
1283 *
1284 * Unless required by applicable law or agreed to in writing, software
1285 * distributed under the License is distributed on an "AS IS" BASIS,
1286 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1287 * See the License for the specific language governing permissions and
1288 * limitations under the License.
1289 * =============================================================================
1290 */function K4(t,e,n,r,s="NHWC",a=[1,1],o){const i=C(t,"x","depthwiseConv2d","float32"),l=C(e,"filter","depthwiseConv2d","float32");let u=i,c=!1;i.rank===3&&(c=!0,u=re(i,[1,i.shape[0],i.shape[1],i.shape[2]])),A(u.rank===4,()=>"Error in depthwiseConv2d: input must be rank 4, but got "+"rank ".concat(u.rank,".")),A(l.rank===4,()=>"Error in depthwiseConv2d: filter must be rank 4, but got rank "+"".concat(l.rank,"."));const d=s==="NHWC"?u.shape[3]:u.shape[1];A(d===l.shape[2],()=>"Error in depthwiseConv2d: number of input channels "+"(".concat(d,") must match the inChannels dimension in ")+"filter ".concat(l.shape[2],".")),zr("depthwiseConv2d",r,o);const f={x:u,filter:l},p={strides:n,pad:r,dataFormat:s,dilations:a,dimRoundingMode:o},h=W.runKernel(cd,f,p);return c?re(h,[h.shape[1],h.shape[2],h.shape[3]]):h}const mg=P({depthwiseConv2d_:K4});/**
1291 * @license
1292 * Copyright 2020 Google LLC. All Rights Reserved.
1293 * Licensed under the Apache License, Version 2.0 (the "License");
1294 * you may not use this file except in compliance with the License.
1295 * You may obtain a copy of the License at
1296 *
1297 * http://www.apache.org/licenses/LICENSE-2.0
1298 *
1299 * Unless required by applicable law or agreed to in writing, software
1300 * distributed under the License is distributed on an "AS IS" BASIS,
1301 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1302 * See the License for the specific language governing permissions and
1303 * limitations under the License.
1304 * =============================================================================
1305 */function X4(t){const n={x:C(t,"x","diag")};return W.runKernel(Om,n)}const Y4=P({diag_:X4});/**
1306 * @license
1307 * Copyright 2020 Google LLC. All Rights Reserved.
1308 * Licensed under the Apache License, Version 2.0 (the "License");
1309 * you may not use this file except in compliance with the License.
1310 * You may obtain a copy of the License at
1311 *
1312 * http://www.apache.org/licenses/LICENSE-2.0
1313 *
1314 * Unless required by applicable law or agreed to in writing, softw

1314are
1315 * distributed under the License is distributed on an "AS IS" BASIS,
1316 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1317 * See the License for the specific language governing permissions and
1318 * limitations under the License.
1319 * =============================================================================
1320 */function J4(t,e,n,r,s=[1,1],a="NHWC"){const o=C(t,"x","dilation2d"),i=C(e,"filter","dilation2d");A(o.rank===3||o.rank===4,()=>"Error in dilation2d: input must be rank 3 or 4, but got rank "+"".concat(o.rank,".")),A(i.rank===3,()=>"Error in dilation2d: filter must be rank 3, but got rank "+"".concat(i.rank,".")),A(a==="NHWC",()=>"Error in dilation2d: Only NHWC is currently supported, "+"but got dataFormat of ".concat(a));let l=o,u=!1;o.rank===3&&(l=re(o,[1,o.shape[0],o.shape[1],o.shape[2]]),u=!0),A(l.shape[3]===i.shape[2],()=>"Error in dilation2d:  input and filter must have the same depth: ".concat(l.shape[3]," vs ").concat(i.shape[2]));const c={x:l,filter:i},d={strides:n,pad:r,dilations:s},f=W.runKernel(ld,c,d);return u?re(f,[f.shape[1],f.shape[2],f.shape[3]]):f}const Q4=P({dilation2d_:J4});/**
1321 * @license
1322 * Copyright 2017 Google LLC. All Rights Reserved.
1323 * Licensed under the Apache License, Version 2.0 (the "License");
1324 * you may not use this file except in compliance with the License.
1325 * You may obtain a copy of the License at
1326 *
1327 * http://www.apache.org/licenses/LICENSE-2.0
1328 *
1329 * Unless required by applicable law or agreed to in writing, software
1330 * distributed under the License is distributed on an "AS IS" BASIS,
1331 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1332 * See the License for the specific language governing permissions and
1333 * limitations under the License.
1334 * =============================================================================
1335 */function iu(t,e){const n=t.length,r=[];for(let s=0;s<n;s++){const a=n-1-s,o=t[a]||1;(e[e.length-1-s]||1)>1&&o===1&&r.unshift(a)}return r}function Z4(t,e){const n=[];for(let r=0;r<e.length;r++){const s=t[t.length-r-1],a=e.length-r-1,o=e[a];(s==null||s===1&&o>1)&&n.unshift(a)}return n}function Rt(t,e){const n=Math.max(t.length,e.length),r=new Array(n);for(let s=0;s<n;s++){let a=t[t.length-s-1];a==null&&(a=1);let o=e[e.length-s-1];if(o==null&&(o=1),a===1)r[n-s-1]=o;else if(o===1)r[n-s-1]=a;else if(a!==o){const i="Operands could not be broadcast together with shapes "+"".concat(t," and ").concat(e,".");throw Error(i)}else r[n-s-1]=a}return r}/**
1336 * @license
1337 * Copyright 2020 Google LLC. All Rights Reserved.
1338 * Licensed under the Apache License, Version 2.0 (the "License");
1339 * you may not use this file except in compliance with the License.
1340 * You may obtain a copy of the License at
1341 *
1342 * http://www.apache.org/licenses/LICENSE-2.0
1343 *
1344 * Unless required by applicable law or agreed to in writing, software
1345 * distributed under the License is distributed on an "AS IS" BASIS,
1346 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1347 * See the License for the specific language governing permissions and
1348 * limitations under the License.
1349 * =============================================================================
1350 */function e$(t,e){let n=C(t,"a","equal","string_or_numeric"),r=C(e,"b","equal","string_or_numeric");[n,r]=Xt(n,r),Rt(n.shape,r.shape);const s={a:n,b:r};return W.runKernel(pd,s)}const Dw=P({equal_:e$});/**
1351 * @license
1352 * Copyright 2020 Google LLC. All Rights Reserved.
1353 * Licensed under the Apache License, Version 2.0 (the "License");
1354 * you may not use this file except in compliance with the License.
1355 * You may obtain a copy of the License at
1356 *
1357 * http://www.apache.org/licenses/LICENSE-2.0
1358 *
1359 * Unless required by applicable law or agreed to in writing, software
1360 * distributed under the License is distributed on an "AS IS" BASIS,
1361 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1362 * See the License for the specific language governing permissions and
1363 * limitations under the License.
1364 * =============================================================================
1365 */function t$(t,e,n){const r=C(e,"a","where"),s=C(n,"b","where"),a=C(t,"condition","where","bool"),o=Rt(Rt(a.shape,r.shape),s.shape),i=Zi(a,o),l=Zi(r,o),u=Zi(s,o),c={condition:i,t:l,e:u};return W.runKernel(Jm,c)}const Ys=P({where_:t$});/**
1366 * @license
1367 * Copyright 2018 Google LLC. All Rights Reserved.
1368 * Licensed under the Apache License, Version 2.0 (the "License");

1369 * you may not use this file except in compliance with the License.
1370 * You may obtain a copy of the License at
1371 *
1372 * http://www.apache.org/licenses/LICENSE-2.0
1373 *
1374 * Unless required by applicable law or agreed to in writing, software
1375 * distributed under the License is distributed on an "AS IS" BASIS,
1376 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1377 * See the License for the specific language governing permissions and
1378 * limitations under the License.
1379 * =============================================================================
1380 */function n$(t){const n={x:C(t,"x","zerosLike")};return W.runKernel(ug,n)}const lr=P({zerosLike_:n$});/**
1381 * @license
1382 * Copyright 2020 Google LLC. All Rights Reserved.
1383 * Licensed under the Apache License, Version 2.0 (the "License");
1384 * you may not use this file except in compliance with the License.
1385 * You may obtain a copy of the License at
1386 *
1387 * http://www.apache.org/licenses/LICENSE-2.0
1388 *
1389 * Unless required by applicable law or agreed to in writing, software
1390 * distributed under the License is distributed on an "AS IS" BASIS,
1391 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1392 * See the License for the specific language governing permissions and
1393 * limitations under the License.
1394 * =============================================================================
1395 */function r$(t,e){let n=C(t,"a","div"),r=C(e,"b","div");[n,r]=Xt(n,r);const s=tt(n,r),a=lr(s),o=Dw(r,a);return Ys(o,a,s)}const s$=P({divNoNan_:r$});/**
1396 * @license
1397 * Copyright 2020 Google LLC. All Rights Reserved.
1398 * Licensed under the Apache License, Version 2.0 (the "License");
1399 * you may not use this file except in compliance with the License.
1400 * You may obtain a copy of the License at
1401 *
1402 * http://www.apache.org/licenses/LICENSE-2.0
1403 *
1404 * Unless required by applicable law or agreed to in writing, software
1405 * distributed under the License is distributed on an "AS IS" BASIS,
1406 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1407 * See the License for the specific language governing permissions and
1408 * limitations under the License.
1409 * =============================================================================
1410 */function a$(t,e){const n=C(t,"t1","dot"),r=C(e,"t2","dot");A((n.rank===1||n.rank===2)&&(r.rank===1||r.rank===2),()=>"Error in dot: inputs must all be rank 1 or 2, but got ranks "+"".concat(n.rank," and ").concat(r.rank,"."));const s=n.rank===1?n.size:n.shape[1],a=r.rank===1?r.size:r.shape[0];if(A(s===a,()=>"Error in dot: inner dimensions of inputs must match, but got "+"".concat(s," and ").concat(a,".")),n.rank===1&&r.rank===1){const o=re(n,[1,-1]),i=re(r,[-1,1]),l=xt(o,i);return re(l,[])}else if(n.rank===1&&r.rank===2){const o=re(n,[1,-1]),i=re(r,[r.shape[0],r.shape[1]]),l=xt(o,i);return re(l,[l.size])}else if(n.rank===2&&r.rank===1){const o=re(r,[-1,1]),i=xt(n,o);return re(i,[i.size])}else{const o=re(r,[r.shape[0],r.shape[1]]);return xt(n,o)}}const o$=P({dot_:a$});/**
1411 * @license
1412 * Copyright 2021 Google LLC. All Rights Reserved.
1413 * Licensed under the Apache License, Version 2.0 (the "License");
1414 * you may not use this file except in compliance with the License.
1415 * You may obtain a copy of the License at
1416 *
1417 * http://www.apache.org/licenses/LICENSE-2.0
1418 *
1419 * Unless required by applicable law or agreed to in writing, software
1420 * distributed under the License is distributed on an "AS IS" BASIS,
1421 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1422 * See the License for the specific language governing permissions and
1423 * limitations under the License.
1424 * =============================================================================
1425 */function i$(t,...e){const n=e.map((s,a)=>C(s,"tensors".concat(a),"einsum")),r={equation:t};return W.runKernel(O1,n,r)}const No=P({einsum_:i$});/**
1426 * @license
1427 * Copyright 2020 Google LLC. All Rights Reserved.
1428 * Licensed under the Apache License, Version 2.0 (the "License");
1429 * you may not use this file except in compliance with the License.
1430 * You may obtain a copy of the License at
1431 *
1432 * http://www.apache.org/licenses/LICENSE-2.0
1433 *
1434 * Unless required by applicable law or agreed to in writing, softw

1434are
1435 * distributed under the License is distributed on an "AS IS" BASIS,
1436 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1437 * See the License for the specific language governing permissions and
1438 * limitations under the License.
1439 * =============================================================================
1440 */function c$(t){const n={x:C(t,"x","elu","float32")};return W.runKernel(dd,n)}const Fw=P({elu_:c$});/**
1441 * @license
1442 * Copyright 2023 Google LLC.
1443 * Licensed under the Apache License, Version 2.0 (the "License");
1444 * you may not use this file except in compliance with the License.
1445 * You may obtain a copy of the License at
1446 *
1447 * http://www.apache.org/licenses/LICENSE-2.0
1448 *
1449 * Unless required by applicable law or agreed to in writing, software
1450 * distributed under the License is distributed on an "AS IS" BASIS,
1451 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1452 * See the License for the specific language governing permissions and
1453 * limitations under the License.
1454 * =============================================================================
1455 */function l$(t,e){const n=C(t,"x","ensureShape","string_or_numeric");if(!PC(n.shape,e))throw new Error("EnsureShape: Shape of tensor ".concat(n.shape," is not compatible with expected shape ").concat(e));return t}const u$=P({ensureShape_:l$});/**
1456 * @license
1457 * Copyright 2018 Google LLC. All Rights Reserved.
1458 * Licensed under the Apache License, Version 2.0 (the "License");
1459 * you may not use this file except in compliance with the License.
1460 * You may obtain a copy of the License at
1461 *
1462 * http://www.apache.org/licenses/LICENSE-2.0
1463 *
1464 * Unless required by applicable law or agreed to in writing, software
1465 * distributed under the License is distributed on an "AS IS" BASIS,
1466 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1467 * See the License for the specific language governing permissions and
1468 * limitations under the License.
1469 * =============================================================================
1470 */function d$(t){let e=C(t,"x","erf");A(e.dtype==="int32"||e.dtype==="float32",()=>"Input dtype must be `int32` or `float32`."),e.dtype==="int32"&&(e=Ut(e,"float32"));const n={x:e};return W.runKernel(fd,n)}const f$=P({erf_:d$});/**
1471 * @license
1472 * Copyright 2017 Google LLC. All Rights Reserved.
1473 * Licensed under the Apache License, Version 2.0 (the "License");
1474 * you may not use this file except in compliance with the License.
1475 * You may obtain a copy of the License at
1476 *
1477 * http://www.apache.org/licenses/LICENSE-2.0
1478 *
1479 * Unless required by applicable law or agreed to in writing, software
1480 * distributed under the License is distributed on an "AS IS" BASIS,
1481 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1482 * See the License for the specific language governing permissions and
1483 * limitations under the License.
1484 * =============================================================================
1485 */function Mw(t,e){for(let n=0;n<t.length;++n)if(t[t.length-n-1]!==e-1-n)return!1;return!0}function p$(t,e,n){const r=t.length+e.length,s=[];let a=0,o=0;for(let i=0;i<r;i++)n.indexOf(i)===-1?s.push(t[a++]):s.push(e[o++]);return s}function Rn(t,e){const n=[],r=t.length;for(let a=0;a<r;a++)e.indexOf(a)===-1&&n.push(t[a]);const s=e.map(a=>t[a]);return[n,s]}function gn(t,e){const n=e.map(r=>1);return p$(t,n,e)}function Dn(t,e,n){A(Mw(e,n),()=>"".concat(t," supports only inner-most axes for now. ")+"Got axes ".concat(e," and rank-").concat(n," input."))}function fr(t,e){if(Mw(t,e))return null;const n=[];for(let r=0;r<e;++r)t.indexOf(r)===-1&&n.push(r);return t.forEach(r=>n.push(r)),n}function Of(t){return t.map((e,n)=>[n,e]).sort((e,n)=>e[1]-n[1]).map(e=>e[0])}function Fn(t,e){const n=[];for(let r=e-t;r<e;++r)n.push(r);return n}/**
1486 * @license
1487 * Copyright 2020 Google LLC. All Rights Reserved.
1488 * Licensed under the Apache License, Version 2.0 (the "License");
1489 * you may not use this file except in compliance with the License.
1490 * You may obtain a copy of the License at
1491 *
1492 * http://www.apache.org/licenses/LICENSE-2.0
1493 *
1494 * Unless required by applicable law or agreed to in writing, softw

1494are
1495 * distributed under the License is distributed on an "AS IS" BASIS,
1496 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1497 * See the License for the specific language governing permissions and
1498 * limitations under the License.
1499 * =============================================================================
1500 */function h$(t,e=null,n=!1){const s={x:C(t,"x","max")},a={reductionIndices:e,keepDims:n};return W.runKernel(Pd,s,a)}const Ho=P({max_:h$});/**
1501 * @license
1502 * Copyright 2020 Google Inc. All Rights Reserved.
1503 * Licensed under the Apache License, Version 2.0 (the "License");
1504 * you may not use this file except in compliance with the License.
1505 * You may obtain a copy of the License at
1506 *
1507 * http://www.apache.org/licenses/LICENSE-2.0
1508 *
1509 * Unless required by applicable law or agreed to in writing, software
1510 * distributed under the License is distributed on an "AS IS" BASIS,
1511 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1512 * See the License for the specific language governing permissions and
1513 * limitations under the License.
1514 * =============================================================================
1515 */function m$(t,e=null,n=!1){const s={x:C(t,"x","min")},a={axis:e,keepDims:n};return W.runKernel(zd,s,a)}const Th=P({min_:m$});/**
1516 * @license
1517 * Copyright 2020 Google LLC. All Rights Reserved.
1518 * Licensed under the Apache License, Version 2.0 (the "License");
1519 * you may not use this file except in compliance with the License.
1520 * You may obtain a copy of the License at
1521 *
1522 * http://www.apache.org/licenses/LICENSE-2.0
1523 *
1524 * Unless required by applicable law or agreed to in writing, software
1525 * distributed under the License is distributed on an "AS IS" BASIS,
1526 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1527 * See the License for the specific language governing permissions and
1528 * limitations under the License.
1529 * =============================================================================
1530 */function g$(t,e){let n=C(t,"base","pow"),r=C(e,"exp","pow");[n,r]=Xt(n,r);const s={a:n,b:r};return W.runKernel(Zd,s)}const _c=P({pow_:g$});/**
1531 * @license
1532 * Copyright 2018 Google LLC. All Rights Reserved.
1533 * Licensed under the Apache License, Version 2.0 (the "License");
1534 * you may not use this file except in compliance with the License.
1535 * You may obtain a copy of the License at
1536 *
1537 * http://www.apache.org/licenses/LICENSE-2.0
1538 *
1539 * Unless required by applicable law or agreed to in writing, software
1540 * distributed under the License is distributed on an "AS IS" BASIS,
1541 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1542 * See the License for the specific language governing permissions and
1543 * limitations under the License.
1544 * =============================================================================
1545 */function ot(t,e){if((kr(t)&&e!=="string"||Array.isArray(t))&&e!=="complex64")throw new Error("Error creating a new Scalar: value must be a primitive (number|boolean|string)");if(e==="string"&&kr(t)&&!(t instanceof Uint8Array))throw new Error("When making a scalar from encoded string, the value must be `Uint8Array`.");return oa(t,[],[],e)}/**
1546 * @license
1547 * Copyright 2018 Google LLC. All Rights Reserved.
1548 * Licensed under the Apache License, Version 2.0 (the "License");
1549 * you may not use this file except in compliance with the License.
1550 * You may obtain a copy of the License at
1551 *
1552 * http://www.apache.org/licenses/LICENSE-2.0
1553 *
1554 * Unless required by applicable law or agreed to in writing, software
1555 * distributed under the License is distributed on an "AS IS" BASIS,
1556 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1557 * See the License for the specific language governing permissions and
1558 * limitations under the License.
1559 * =============================================================================
1560 */function y$(t){const n={x:C(t,"x","sqrt","float32")};return W.runKernel(wf,n)}const ws=P({sqrt_:y$});/**
1561 * @license
1562 * Copyright 2019 Google LLC. All Rights Reserved.
1563 * Licensed under the Apache License, Version 2.0 (the "License");

1564 * you may not use this file except in compliance with the License.
1565 * You may obtain a copy of the License at
1566 *
1567 * http://www.apache.org/licenses/LICENSE-2.0
1568 *
1569 * Unless required by applicable law or agreed to in writing, software
1570 * distributed under the License is distributed on an "AS IS" BASIS,
1571 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1572 * See the License for the specific language governing permissions and
1573 * limitations under the License.
1574 * =============================================================================
1575 */function v$(t){const e=C(t,"x","square"),n={};return W.runKernel("Square",{x:e},n)}const Mr=P({square_:v$});/**
1576 * @license
1577 * Copyright 2018 Google LLC. All Rights Reserved.
1578 * Licensed under the Apache License, Version 2.0 (the "License");
1579 * you may not use this file except in compliance with the License.
1580 * You may obtain a copy of the License at
1581 *
1582 * http://www.apache.org/licenses/LICENSE-2.0
1583 *
1584 * Unless required by applicable law or agreed to in writing, software
1585 * distributed under the License is distributed on an "AS IS" BASIS,
1586 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1587 * See the License for the specific language governing permissions and
1588 * limitations under the License.
1589 * =============================================================================
1590 */function b$(t,e=null,n=!1){let r=C(t,"x","sum");r.dtype==="bool"&&(r=Ut(r,"int32"));const s={x:r},a={axis:e,keepDims:n};return W.runKernel(Sf,s,a)}const Mt=P({sum_:b$});/**
1591 * @license
1592 * Copyright 2018 Google LLC. All Rights Reserved.
1593 * Licensed under the Apache License, Version 2.0 (the "License");
1594 * you may not use this file except in compliance with the License.
1595 * You may obtain a copy of the License at
1596 *
1597 * http://www.apache.org/licenses/LICENSE-2.0
1598 *
1599 * Unless required by applicable law or agreed to in writing, software
1600 * distributed under the License is distributed on an "AS IS" BASIS,
1601 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1602 * See the License for the specific language governing permissions and
1603 * limitations under the License.
1604 * =============================================================================
1605 */function w$(t,e="euclidean",n=null,r=!1){t=C(t,"x","norm");const s=Ow(t,e,n);let a=s.shape;if(r){const o=Vt(n,t.shape);a=gn(s.shape,o)}return re(s,a)}function Ow(t,e,n=null){if(t.rank===0)return ir(t);if(t.rank!==1&&n===null)return Ow(re(t,[-1]),e,n);if(t.rank===1||typeof n=="number"||Array.isArray(n)&&n.length===1){if(e===1)return Mt(ir(t),n);if(e===1/0)return Ho(ir(t),n);if(e===-1/0)return Th(ir(t),n);if(e==="euclidean"||e===2)return ws(Mt(_c(ir(t),ot(2,"int32")),n));throw new Error("Error in norm: invalid ord value: ".concat(e))}if(Array.isArray(n)&&n.length===2){if(e===1)return Ho(Mt(ir(t),n[0]),n[1]-1);if(e===1/0)return Ho(Mt(ir(t),n[1]),n[0]);if(e===-1/0)return Th(Mt(ir(t),n[1]),n[0]);if(e==="fro"||e==="euclidean")return ws(Mt(Mr(t),n));throw new Error("Error in norm: invalid ord value: ".concat(e))}throw new Error("Error in norm: invalid axis: ".concat(n))}const Pf=P({norm_:w$});/**
1606 * @license
1607 * Copyright 2022 Google LLC. All Rights Reserved.
1608 * Licensed under the Apache License, Version 2.0 (the "License");
1609 * you may not use this file except in compliance with the License.
1610 * You may obtain a copy of the License at
1611 *
1612 * http://www.apache.org/licenses/LICENSE-2.0
1613 *
1614 * Unless required by applicable law or agreed to in writing, software
1615 * distributed under the License is distributed on an "AS IS" BASIS,
1616 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1617 * See the License for the specific language governing permissions and
1618 * limitations under the License.
1619 * =============================================================================
1620 */function S$(t,e=null,n=!1){return Pf(t,"euclidean",e,n)}const x$=P({euclideanNorm_:S$});/**
1621 * @license
1622 * Copyright 2018 Google LLC. All Rights Reserved.
1623 * Licensed under the Apache License, Version 2.0 (the "License");
1624 * you may not use this file except in compliance with the License.
1625 * You may obtain a copy of the License at
1626 *
1627 * http://www.apache.org/licenses/LICENSE-2.0
1628 *
1629 * Unless required by applicable law or agreed to in writing, softw

1629are
1630 * distributed under the License is distributed on an "AS IS" BASIS,
1631 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1632 * See the License for the specific language governing permissions and
1633 * limitations under the License.
1634 * =============================================================================
1635 */function _$(t){const n={x:C(t,"x","exp")};return W.runKernel(hd,n)}const Ss=P({exp_:_$});/**
1636 * @license
1637 * Copyright 2020 Google LLC. All Rights Reserved.
1638 * Licensed under the Apache License, Version 2.0 (the "License");
1639 * you may not use this file except in compliance with the License.
1640 * You may obtain a copy of the License at
1641 *
1642 * http://www.apache.org/licenses/LICENSE-2.0
1643 *
1644 * Unless required by applicable law or agreed to in writing, software
1645 * distributed under the License is distributed on an "AS IS" BASIS,
1646 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1647 * See the License for the specific language governing permissions and
1648 * limitations under the License.
1649 * =============================================================================
1650 */function I$(t,e=0){const n=C(t,"x","expandDims","string_or_numeric");A(e<=n.rank,()=>"Axis must be <= rank of the tensor");const r={input:n},s={dim:e};return W.runKernel(Bm,r,s)}const Kr=P({expandDims_:I$});/**
1651 * @license
1652 * Copyright 2018 Google LLC. All Rights Reserved.
1653 * Licensed under the Apache License, Version 2.0 (the "License");
1654 * you may not use this file except in compliance with the License.
1655 * You may obtain a copy of the License at
1656 *
1657 * http://www.apache.org/licenses/LICENSE-2.0
1658 *
1659 * Unless required by applicable law or agreed to in writing, software
1660 * distributed under the License is distributed on an "AS IS" BASIS,
1661 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1662 * See the License for the specific language governing permissions and
1663 * limitations under the License.
1664 * =============================================================================
1665 */function k$(t){const n={x:C(t,"x","expm1")};return W.runKernel(md,n)}const E$=P({expm1_:k$});/**
1666 * @license
1667 * Copyright 2020 Google LLC. All Rights Reserved.
1668 * Licensed under the Apache License, Version 2.0 (the "License");
1669 * you may not use this file except in compliance with the License.
1670 * You may obtain a copy of the License at
1671 *
1672 * http://www.apache.org/licenses/LICENSE-2.0
1673 *
1674 * Unless required by applicable law or agreed to in writing, software
1675 * distributed under the License is distributed on an "AS IS" BASIS,
1676 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1677 * See the License for the specific language governing permissions and
1678 * limitations under the License.
1679 * =============================================================================
1680 */function T$(t,e){const n=C(t,"x","tile","string_or_numeric");A(n.rank===e.length,()=>"Error in transpose: rank of input ".concat(n.rank," ")+"must match length of reps ".concat(e,"."));const r={x:n},s={reps:e};return W.runKernel(Wc,r,s)}const ec=P({tile_:T$});/**
1681 * @license
1682 * Copyright 2020 Google LLC. All Rights Reserved.
1683 * Licensed under the Apache License, Version 2.0 (the "License");
1684 * you may not use this file except in compliance with the License.
1685 * You may obtain a copy of the License at
1686 *
1687 * http://www.apache.org/licenses/LICENSE-2.0
1688 *
1689 * Unless required by applicable law or agreed to in writing, software
1690 * distributed under the License is distributed on an "AS IS" BASIS,
1691 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1692 * See the License for the specific language governing permissions and
1693 * limitations under the License.
1694 * =============================================================================
1695 */function C$(t,e,n,r="float32"){e==null&&(e=t);const s=rt([t,e],r),a=t<=e?t:e;for(let i=0;i<a;++i)s.set(1,i,i);const o=re(s.toTensor(),[t,e]);if(n==null)return o;if(n.length===1)return ec(Kr(o,0),[n[0],1,1]);if(n.length===2)return ec(Kr(Kr(o,0),0),[n[0],n[1],1,1]);

1695if(n.length===3)return ec(Kr(Kr(Kr(o,0),0),0),[n[0],n[1],n[2],1,1]);throw new Error("eye() currently supports only 1D and 2D "+"batchShapes, but received ".concat(n.length,"D."))}const Pw=P({eye_:C$});/**
1696 * @license
1697 * Copyright 2018 Google LLC. All Rights Reserved.
1698 * Licensed under the Apache License, Version 2.0 (the "License");
1699 * you may not use this file except in compliance with the License.
1700 * You may obtain a copy of the License at
1701 *
1702 * http://www.apache.org/licenses/LICENSE-2.0
1703 *
1704 * Unless required by applicable law or agreed to in writing, software
1705 * distributed under the License is distributed on an "AS IS" BASIS,
1706 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1707 * See the License for the specific language governing permissions and
1708 * limitations under the License.
1709 * =============================================================================
1710 */function N$(t){const n={x:C(t,"x","floor","float32")};return W.runKernel(yd,n)}const Bw=P({floor_:N$});/**
1711 * @license
1712 * Copyright 2018 Google LLC. All Rights Reserved.
1713 * Licensed under the Apache License, Version 2.0 (the "License");
1714 * you may not use this file except in compliance with the License.
1715 * You may obtain a copy of the License at
1716 *
1717 * http://www.apache.org/licenses/LICENSE-2.0
1718 *
1719 * Unless required by applicable law or agreed to in writing, software
1720 * distributed under the License is distributed on an "AS IS" BASIS,
1721 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1722 * See the License for the specific language governing permissions and
1723 * limitations under the License.
1724 * =============================================================================
1725 */function A$(t,e,n=0,r=0){const s=C(t,"x","gather"),a=C(e,"indices","gather","int32"),o={x:s,indices:a},i={axis:n,batchDims:r};return W.runKernel(Wm,o,i)}const Lw=P({gather_:A$});/**
1726 * @license
1727 * Copyright 2020 Google LLC. All Rights Reserved.
1728 * Licensed under the Apache License, Version 2.0 (the "License");
1729 * you may not use this file except in compliance with the License.
1730 * You may obtain a copy of the License at
1731 *
1732 * http://www.apache.org/licenses/LICENSE-2.0
1733 *
1734 * Unless required by applicable law or agreed to in writing, software
1735 * distributed under the License is distributed on an "AS IS" BASIS,
1736 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1737 * See the License for the specific language governing permissions and
1738 * limitations under the License.
1739 * =============================================================================
1740 */function $$(t,e){let n=C(t,"a","greater","string_or_numeric"),r=C(e,"b","greater","string_or_numeric");[n,r]=Xt(n,r),Rt(n.shape,r.shape);const s={a:n,b:r};return W.runKernel(Sd,s)}const Bf=P({greater_:$$});/**
1741 * @license
1742 * Copyright 2020 Google LLC. All Rights Reserved.
1743 * Licensed under the Apache License, Version 2.0 (the "License");
1744 * you may not use this file except in compliance with the License.
1745 * You may obtain a copy of the License at
1746 *
1747 * http://www.apache.org/licenses/LICENSE-2.0
1748 *
1749 * Unless required by applicable law or agreed to in writing, software
1750 * distributed under the License is distributed on an "AS IS" BASIS,
1751 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1752 * See the License for the specific language governing permissions and
1753 * limitations under the License.
1754 * =============================================================================
1755 */function R$(t,e){let n=C(t,"a","greaterEqual","string_or_numeric"),r=C(e,"b","greaterEqual","string_or_numeric");[n,r]=Xt(n,r),Rt(n.shape,r.shape);const s={a:n,b:r};return W.runKernel(xd,s)}const Ww=P({greaterEqual_:R$});/**
1756 * @license
1757 * Copyright 2020 Google LLC. All Rights Reserved.
1758 * Licensed under the Apache License, Version 2.0 (the "License");
1759 * you may not use this file except in compliance with the License.
1760 * You may obtain a copy of the License at
1761 *
1762 * http://www.apache.org/licenses/LICENSE-2.0
1763 *
1764 * Unless required by applicable law or agreed to in writing, software
1765 * distributed under the License is distributed on an "AS IS" BASIS,
1766 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1767 * See the License for the specific language governing permissions and
1768 * limitations under the License.
1769 * =============================================================================
1770 */function D$(t){const n={input:C(t,"input","imag")};return W.runKernel(L1,n)}const Lf=P({imag_:D$});/**
1771 * @license
1772 * Copyright 2018 Google LLC. All Rights Reserved.
1773 * Licensed under the Apache License, Version 2.0 (the "License");

1774 * you may not use this file except in compliance with the License.
1775 * You may obtain a copy of the License at
1776 *
1777 * http://www.apache.org/licenses/LICENSE-2.0
1778 *
1779 * Unless required by applicable law or agreed to in writing, software
1780 * distributed under the License is distributed on an "AS IS" BASIS,
1781 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1782 * See the License for the specific language governing permissions and
1783 * limitations under the License.
1784 * =============================================================================
1785 */function F$(t){const n={x:C(t,"x","isFinite")};return W.runKernel(Id,n)}const M$=P({isFinite_:F$});/**
1786 * @license
1787 * Copyright 2018 Google LLC. All Rights Reserved.
1788 * Licensed under the Apache License, Version 2.0 (the "License");
1789 * you may not use this file except in compliance with the License.
1790 * You may obtain a copy of the License at
1791 *
1792 * http://www.apache.org/licenses/LICENSE-2.0
1793 *
1794 * Unless required by applicable law or agreed to in writing, software
1795 * distributed under the License is distributed on an "AS IS" BASIS,
1796 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1797 * See the License for the specific language governing permissions and
1798 * limitations under the License.
1799 * =============================================================================
1800 */function O$(t){const n={x:C(t,"x","isInf")};return W.runKernel(kd,n)}const P$=P({isInf_:O$});/**
1801 * @license
1802 * Copyright 2018 Google LLC. All Rights Reserved.
1803 * Licensed under the Apache License, Version 2.0 (the "License");
1804 * you may not use this file except in compliance with the License.
1805 * You may obtain a copy of the License at
1806 *
1807 * http://www.apache.org/licenses/LICENSE-2.0
1808 *
1809 * Unless required by applicable law or agreed to in writing, software
1810 * distributed under the License is distributed on an "AS IS" BASIS,
1811 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1812 * See the License for the specific language governing permissions and
1813 * limitations under the License.
1814 * =============================================================================
1815 */function B$(t){const n={x:C(t,"x","isNaN")};return W.runKernel(Ed,n)}const L$=P({isNaN_:B$});/**
1816 * @license
1817 * Copyright 2020 Google LLC. All Rights Reserved.
1818 * Licensed under the Apache License, Version 2.0 (the "License");
1819 * you may not use this file except in compliance with the License.
1820 * You may obtain a copy of the License at
1821 *
1822 * http://www.apache.org/licenses/LICENSE-2.0
1823 *
1824 * Unless required by applicable law or agreed to in writing, software
1825 * distributed under the License is distributed on an "AS IS" BASIS,
1826 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1827 * See the License for the specific language governing permissions and
1828 * limitations under the License.
1829 * =============================================================================
1830 */function W$(t,e=.2){const r={x:C(t,"x","leakyRelu")},s={alpha:e};return W.runKernel(Td,r,s)}const zw=P({leakyRelu_:W$});/**
1831 * @license
1832 * Copyright 2020 Google LLC. All Rights Reserved.
1833 * Licensed under the Apache License, Version 2.0 (the "License");
1834 * you may not use this file except in compliance with the License.
1835 * You may obtain a copy of the License at
1836 *
1837 * http://www.apache.org/licenses/LICENSE-2.0
1838 *
1839 * Unless required by applicable law or agreed to in writing, software
1840 * distributed under the License is distributed on an "AS IS" BASIS,
1841 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1842 * See the License for the specific language governing permissions and
1843 * limitations under the License.
1844 * =============================================================================
1845 */function z$(t,e){let n=C(t,"a","less","string_or_numeric"),r=C(e,"b","less","string_or_numeric");[n,r]=Xt(n,r),Rt(n.shape,r.shape);const s={a:n,b:r};return W.runKernel(Cd,s)}const Ch=P({less_:z$});/**
1846 * @license
1847 * Copyright 2020 Google LLC. All Rights Reserved.
1848 * Licensed under the Apache License, Version 2.0 (the "License");

1849 * you may not use this file except in compliance with the License.
1850 * You may obtain a copy of the License at
1851 *
1852 * http://www.apache.org/licenses/LICENSE-2.0
1853 *
1854 * Unless required by applicable law or agreed to in writing, software
1855 * distributed under the License is distributed on an "AS IS" BASIS,
1856 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1857 * See the License for the specific language governing permissions and
1858 * limitations under the License.
1859 * =============================================================================
1860 */function H$(t,e){let n=C(t,"a","lessEqual","string_or_numeric"),r=C(e,"b","lessEqual","string_or_numeric");[n,r]=Xt(n,r),Rt(n.shape,r.shape);const s={a:n,b:r};return W.runKernel(Nd,s)}const gg=P({lessEqual_:H$});/**
1861 * @license
1862 * Copyright 2018 Google LLC. All Rights Reserved.
1863 * Licensed under the Apache License, Version 2.0 (the "License");
1864 * you may not use this file except in compliance with the License.
1865 * You may obtain a copy of the License at
1866 *
1867 * http://www.apache.org/licenses/LICENSE-2.0
1868 *
1869 * Unless required by applicable law or agreed to in writing, software
1870 * distributed under the License is distributed on an "AS IS" BASIS,
1871 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1872 * See the License for the specific language governing permissions and
1873 * limitations under the License.
1874 * =============================================================================
1875 */function U$(t,e,n){if(n<=0)throw new Error("The number of values should be positive.");const r={start:t,stop:e,num:n};return W.runKernel(Ad,{},r)}/**
1876 * @license
1877 * Copyright 2020 Google LLC. All Rights Reserved.
1878 * Licensed under the Apache License, Version 2.0 (the "License");
1879 * you may not use this file except in compliance with the License.
1880 * You may obtain a copy of the License at
1881 *
1882 * http://www.apache.org/licenses/LICENSE-2.0
1883 *
1884 * Unless required by applicable law or agreed to in writing, software
1885 * distributed under the License is distributed on an "AS IS" BASIS,
1886 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1887 * See the License for the specific language governing permissions and
1888 * limitations under the License.
1889 * =============================================================================
1890 */function V$(t,e=5,n=1,r=1,s=.5){const a=C(t,"x","localResponseNormalization");A(a.rank===4||a.rank===3,()=>"Error in localResponseNormalization: x must be rank 3 or 4 but got\n               rank ".concat(a.rank,".")),A(hc(e),()=>"Error in localResponseNormalization: depthRadius must be an "+"integer but got depthRadius ".concat(e,"."));let o=a,i=!1;a.rank===3&&(i=!0,o=re(a,[1,a.shape[0],a.shape[1],a.shape[2]]));const l={x:o},u={depthRadius:e,bias:n,alpha:r,beta:s},c=W.runKernel(Od,l,u);return i?re(c,[c.shape[1],c.shape[2],c.shape[3]]):c}const j$=P({localResponseNormalization_:V$});/**
1891 * @license
1892 * Copyright 2018 Google LLC. All Rights Reserved.
1893 * Licensed under the Apache License, Version 2.0 (the "License");
1894 * you may not use this file except in compliance with the License.
1895 * You may obtain a copy of the License at
1896 *
1897 * http://www.apache.org/licenses/LICENSE-2.0
1898 *
1899 * Unless required by applicable law or agreed to in writing, software
1900 * distributed under the License is distributed on an "AS IS" BASIS,
1901 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1902 * See the License for the specific language governing permissions and
1903 * limitations under the License.
1904 * =============================================================================
1905 */function G$(t){const n={x:C(t,"x","log","float32")};return W.runKernel($d,n)}const Ic=P({log_:G$});/**
1906 * @license
1907 * Copyright 2018 Google LLC. All Rights Reserved.
1908 * Licensed under the Apache License, Version 2.0 (the "License");
1909 * you may not use this file except in compliance with the License.
1910 * You may obtain a copy of the License at
1911 *
1912 * http://www.apache.org/licenses/LICENSE-2.0
1913 *
1914 * Unless required by applicable law or agreed to in writing, software
1915 * distributed under the License is distributed on an "AS IS" BASIS,
1916 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1917 * See the License for the specific language governing permissions and
1918 * limitations under the License.
1919 * =============================================================================
1920 */function q$(t){const n={x:C(t,"x","log1p")};return W.runKernel(Rd,n)}const Hw=P({log1p_:q$});/**
1921 * @license
1922 * Copyright 2018 Google LLC. All Rights Reserved.
1923 * Licensed under the Apache License, Version 2.0 (the "License");

1924 * you may not use this file except in compliance with the License.
1925 * You may obtain a copy of the License at
1926 *
1927 * http://www.apache.org/licenses/LICENSE-2.0
1928 *
1929 * Unless required by applicable law or agreed to in writing, software
1930 * distributed under the License is distributed on an "AS IS" BASIS,
1931 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1932 * See the License for the specific language governing permissions and
1933 * limitations under the License.
1934 * =============================================================================
1935 */function K$(t,e){A(ph(t),()=>"The f passed in variableGrads(f) must be a function"),A(e==null||Array.isArray(e)&&e.every(u=>u instanceof ru),()=>"The varList passed in variableGrads(f, varList) must be an array of variables");const n=e!=null;if(!n){e=[];for(const u in W.registeredVariables)e.push(W.registeredVariables[u])}const r=n?e.filter(u=>!u.trainable):null,s=e.length;e=e.filter(u=>u.trainable),A(e.length>0,()=>"variableGrads() expects at least one of the input variables to "+"be trainable, but none of the ".concat(s," variables is ")+"trainable.");const a=!0,{value:o,grads:i}=W.gradients(t,e,null,a);A(i.some(u=>u!=null),()=>"Cannot find a connection between any variable and the result of the loss function y=f(x). Please make sure the operations that use variables are inside the function f passed to minimize()."),A(o.rank===0,()=>"The f passed in variableGrads(f) must return a scalar, but it "+"returned a rank-".concat(o.rank," tensor"));const l={};return e.forEach((u,c)=>{i[c]!=null&&(l[u.name]=i[c])}),r!=null&&r.forEach(u=>l[u.name]=null),{value:o,grads:l}}function xs(t){return W.customGrad(t)}/**
1936 * @license
1937 * Copyright 2018 Google LLC. All Rights Reserved.
1938 * Licensed under the Apache License, Version 2.0 (the "License");
1939 * you may not use this file except in compliance with the License.
1940 * You may obtain a copy of the License at
1941 *
1942 * http://www.apache.org/licenses/LICENSE-2.0
1943 *
1944 * Unless required by applicable law or agreed to in writing, software
1945 * distributed under the License is distributed on an "AS IS" BASIS,
1946 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1947 * See the License for the specific language governing permissions and
1948 * limitations under the License.
1949 * =============================================================================
1950 */function X$(t){const n={x:C(t,"x","neg")};return W.runKernel(Vm,n)}const ns=P({neg_:X$});/**
1951 * @license
1952 * Copyright 2018 Google LLC. All Rights Reserved.
1953 * Licensed under the Apache License, Version 2.0 (the "License");
1954 * you may not use this file except in compliance with the License.
1955 * You may obtain a copy of the License at
1956 *
1957 * http://www.apache.org/licenses/LICENSE-2.0
1958 *
1959 * Unless required by applicable law or agreed to in writing, software
1960 * distributed under the License is distributed on an "AS IS" BASIS,
1961 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1962 * See the License for the specific language governing permissions and
1963 * limitations under the License.
1964 * =============================================================================
1965 */function Y$(t){const n={x:C(t,"x","softplus")};return W.runKernel(bf,n)}const Uw=P({softplus_:Y$});/**
1966 * @license
1967 * Copyright 2018 Google LLC. All Rights Reserved.
1968 * Licensed under the Apache License, Version 2.0 (the "License");
1969 * you may not use this file except in compliance with the License.
1970 * You may obtain a copy of the License at
1971 *
1972 * http://www.apache.org/licenses/LICENSE-2.0
1973 *
1974 * Unless required by applicable law or agreed to in writing, software
1975 * distributed under the License is distributed on an "AS IS" BASIS,
1976 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1977 * See the License for the specific language governing permissions and
1978 * limitations under the License.
1979 * =============================================================================
1980 */function J$(t){const e=C(t,"x","logSigmoid");return xs(r=>({value:ns(Uw(ns(r))),gradFunc:o=>he(o,Ba(ns(r)))}))(e)}const Q$=P({logSigmoid_:J$});/**
1981 * @license
1982 * Copyright 2020 Google LLC. All Rights Reserved.
1983 * Licensed under the Apache License, Version 2.0 (the "License");

1984 * you may not use this file except in compliance with the License.
1985 * You may obtain a copy of the License at
1986 *
1987 * http://www.apache.org/licenses/LICENSE-2.0
1988 *
1989 * Unless required by applicable law or agreed to in writing, software
1990 * distributed under the License is distributed on an "AS IS" BASIS,
1991 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1992 * See the License for the specific language governing permissions and
1993 * limitations under the License.
1994 * =============================================================================
1995 */function Z$(t,e){let n=C(t,"a","sub"),r=C(e,"b","sub");[n,r]=Xt(n,r);const s={a:n,b:r};return W.runKernel(Tf,s)}const Je=P({sub_:Z$});/**
1996 * @license
1997 * Copyright 2020 Google Inc. All Rights Reserved.
1998 * Licensed under the Apache License, Version 2.0 (the "License");
1999 * you may not use this file except in compliance with the License.
2000 * You may obtain a copy of the License at
2001 *
2002 * http://www.apache.org/licenses/LICENSE-2.0
2003 *
2004 * Unless required by applicable law or agreed to in writing, software
2005 * distributed under the License is distributed on an "AS IS" BASIS,
2006 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
2007 * See the License for the specific language governing permissions and
2008 * limitations under the License.
2009 * =============================================================================
2010 */function eR(t,e=-1){const n=C(t,"logits","logSoftmax");if(e===-1&&(e=n.rank-1),e!==n.rank-1)throw Error("Log Softmax along a non-last dimension is not yet supported. "+"Logits was rank ".concat(n.rank," and axis was ").concat(e));return xs((s,a)=>{const i=Ho(s,e,!0),l=Je(s,i),u=Je(Ut(l,"float32"),Ic(Mt(Ss(l),e,!0)));return a([u]),{value:u,gradFunc:(d,f)=>{const[p]=f,h=!0,m=Ss(p);return Je(d,he(Mt(d,e,h),m))}}})(n)}const tR=P({logSoftmax_:eR});/**
2011 * @license
2012 * Copyright 2020 Google LLC. All Rights Reserved.
2013 * Licensed under the Apache License, Version 2.0 (the "License");
2014 * you may not use this file except in compliance with the License.
2015 * You may obtain a copy of the License at
2016 *
2017 * http://www.apache.org/licenses/LICENSE-2.0
2018 *
2019 * Unless required by applicable law or agreed to in writing, software
2020 * distributed under the License is distributed on an "AS IS" BASIS,
2021 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
2022 * See the License for the specific language governing permissions and
2023 * limitations under the License.
2024 * =============================================================================
2025 */function nR(t,e=null,n=!1){const r=C(t,"x","logSumExp"),s=Vt(e,r.shape),a=Ho(r,s,!0),o=Je(r,a),i=Ss(o),l=Mt(i,s),u=

2025Ic(l),c=Fe(re(a,u.shape),u);if(n){const d=gn(c.shape,s);return re(c,d)}return c}const Vw=P({logSumExp_:nR});/**
2026 * @license
2027 * Copyright 2020 Google LLC. All Rights Reserved.
2028 * Licensed under the Apache License, Version 2.0 (the "License");
2029 * you may not use this file except in compliance with the License.
2030 * You may obtain a copy of the License at
2031 *
2032 * http://www.apache.org/licenses/LICENSE-2.0
2033 *
2034 * Unless required by applicable law or agreed to in writing, software
2035 * distributed under the License is distributed on an "AS IS" BASIS,
2036 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
2037 * See the License for the specific language governing permissions and
2038 * limitations under the License.
2039 * =============================================================================
2040 */function rR(t,e){const n=C(t,"a","logicalAnd","bool"),r=C(e,"b","logicalAnd","bool");Rt(n.shape,r.shape);const s={a:n,b:r};return W.runKernel(Dd,s)}const cu=P({logicalAnd_:rR});/**
2041 * @license
2042 * Copyright 2020 Google LLC. All Rights Reserved.
2043 * Licensed under the Apache License, Version 2.0 (the "License");
2044 * you may not use this file except in compliance with the License.
2045 * You may obtain a copy of the License at
2046 *
2047 * http://www.apache.org/licenses/LICENSE-2.0
2048 *
2049 * Unless required by applicable law or agreed to in writing, software
2050 * distributed under the License is distributed on an "AS IS" BASIS,
2051 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
2052 * See the License for the specific language governing permissions and
2053 * limitations under the License.
2054 * =============================================================================
2055 */function sR(t){const n={x:C(t,"x","logicalNot","bool")};return W.runKernel(Fd,n)}const jw=P({logicalNot_:sR});/**
2056 * @license
2057 * Copyright 2020 Google LLC. All Rights Reserved.
2058 * Licensed under the Apache License, Version 2.0 (the "License");
2059 * you may not use this file except in compliance with the License.
2060 * You may obtain a copy of the License at
2061 *
2062 * http://www.apache.org/licenses/LICENSE-2.0
2063 *
2064 * Unless required by applicable law or agreed to in writing, software
2065 * distributed under the License is distributed on an "AS IS" BASIS,
2066 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
2067 * See the License for the specific language governing permissions and
2068 * limitations under the License.
2069 * =============================================================================
2070 */function aR(t,e){const n=C(t,"a","logicalOr","bool"),r=C(e,"b","logicalOr","bool");Rt(n.shape,r.shape);const s={a:n,b:r};return W.runKernel(Md,s)}const Gw=P({logicalOr_:aR});/**
2071 * @license
2072 * Copyright 2020 Google LLC. All Rights Reserved.
2073 * Licensed under the Apache License, Version 2.0 (the "License");
2074 * you may not use this file except in compliance with the License.
2075 * You may obtain a copy of the License at
2076 *
2077 * http://www.apache.org/licenses/LICENSE-2.0
2078 *
2079 * Unless required by applicable law or agreed to in writing, software
2080 * distributed under the License is distributed on an "AS IS" BASIS,
2081 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
2082 * See the License for the specific language governing permissions and
2083 * limitations under the License.
2084 * =============================================================================
2085 */function oR(t,e){const n=C(t,"a","logicalXor","bool"),r=C(e,"b","logicalXor","bool");return Rt(n.shape,r.shape),cu(Gw(t,e),jw(cu(t,e)))}const iR=P({logicalXor_:oR});/**
2086 * @license
2087 * Copyright 2022 Google LLC. All Rights Reserved.
2088 * Licensed under the Apache License, Version 2.0 (the "License");
2089 * you may not use this file except in compliance with the License.
2090 * You may obtain a copy of the License at
2091 *
2092 * http://www.apache.org/licenses/LICENSE-2.0
2093 *
2094 * Unless required by applicable law or agreed to in writing, software
2095 * distributed under the License is distributed on an "AS IS" BASIS,
2096 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
2097 * See the License for the specific language governing permissions and
2098 * limitations under the License.
2099 * =============================================================================
2100 */const vl=2147483648;function cR(t,e,n="left"){const r=C(t,"sortedSequence","searchSorted"),s=C(e,"values","searchSorted"),a=r.shape[r.shape.length-1],o=s.shape[s.shape.length-1],i=re(r,[-1,a]),l=re(s,[-1,o]);if(i.rank<2)throw new Error("Sorted input argument must be at least 2-dimensional");if(i.shape[0]!==l.shape[0])throw new Error("Leading dimension of 'sortedSequence' and 'values' must match.");if(J(l.shape)>=vl)throw new Error("values tensor size must less than ".concat(vl));if(i.shape[1]>=vl)throw new Error("trailing dim_size must less than ".concat(vl," for int32 output type, was ").concat(i.shape[1]));const u={sortedSequence:i,values:l},c={side:n};return W.runKernel(pf,u,c)}const yg=P({searchSorted_:cR});/**
2101 * @license
2102 * Copyright 2022 Google LLC. All Rights Reserved.
2103 * Licensed under the Apache License, Version 2.0 (the "License");

2104 * you may not use this file except in compliance with the License.
2105 * You may obtain a copy of the License at
2106 *
2107 * http://www.apache.org/licenses/LICENSE-2.0
2108 *
2109 * Unless required by applicable law or agreed to in writing, software
2110 * distributed under the License is distributed on an "AS IS" BASIS,
2111 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
2112 * See the License for the specific language governing permissions and
2113 * limitations under the License.
2114 * =============================================================================
2115 */function lR(t,e){return yg(t,e,"left")}/**
2116 * @license
2117 * Copyright 2020 Google LLC. All Rights Reserved.
2118 * Licensed under the Apache License, Version 2.0 (the "License");
2119 * you may not use this file except in compliance with the License.
2120 * You may obtain a copy of the License at
2121 *
2122 * http://www.apache.org/licenses/LICENSE-2.0
2123 *
2124 * Unless required by applicable law or agreed to in writing, software
2125 * distributed under the License is distributed on an "AS IS" BASIS,
2126 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
2127 * See the License for the specific language governing permissions and
2128 * limitations under the License.
2129 * =============================================================================
2130 */function uR(t,e,n,r,s){const a=C(t,"x","maxPool"),o=1;let i=a,l=!1;a.rank===3&&(l=!0,i=re(a,[1,a.shape[0],a.shape[1],a.shape[2]])),A(i.rank===4,()=>"Error in maxPool: input must be rank 4 but got rank ".concat(i.rank,".")),A(Tr(n,o),()=>"Error in maxPool: Either strides or dilations must be 1. "+"Got strides ".concat(n," and dilations '").concat(o,"'")),zr("maxPool",r,s);const u={x:i},c={filterSize:e,strides:n,pad:r,dimRoundingMode:s},d=W.runKernel(Ld,u,c);return l?re(d,[d.shape[1],d.shape[2],d.shape[3]]):d}const qw=P({maxPool_:uR});/**
2131 * @license
2132 * Copyright 2020 Google LLC. All Rights Reserved.
2133 * Licensed under the Apache License, Version 2.0 (the "License");
2134 * you may not use this file except in compliance with the License.
2135 * You may obtain a copy of the License at
2136 *
2137 * http://www.apache.org/licenses/LICENSE-2.0
2138 *
2139 * Unless required by applicable law or agreed to in writing, software
2140 * distributed under the License is distributed on an "AS IS" BASIS,
2141 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
2142 * See the License for the specific language governing permissions and
2143 * limitations under the License.
2144 * =============================================================================
2145 */function dR(t,e=[1,1,1],n,r,s,a="NDHWC"){const o=C(t,"x","maxPool3d");let i=o,l=!1;o.rank===4&&(l=!0,i=re(o,[1,o.shape[0],o.shape[1],o.shape[2],o.shape[3]])),A(i.rank===5,()=>"Error in maxPool3d: x must be rank 5 but got rank ".concat(i.rank,".")),A(a==="NDHWC",()=>"Error in maxPool3d: Only NDHWC is currently supported, "+"but got dataFormat of ".concat(a)),zr("maxPool3d",r,s);const u={x:i},c={filterSize:e,strides:n,pad:r,dimRoundingMode:s,dataFormat:a},d=W.runKernel(Hm,u,c);return l?re(d,[d.shape[1],d.shape[2],d.shape[3],d.shape[4]]):d}const fR=P({maxPool3d_:dR});/**
2146 * @license
2147 * Copyright 2018 Google LLC. All Rights Reserved.
2148 * Licensed under the Apache License, Version 2.0 (the "License");
2149 * you may not use this file except in compliance with the License.
2150 * You may obtain a copy of the License at
2151 *
2152 * http://www.apache.org/licenses/LICENSE-2.0
2153 *
2154 * Unless required by applicable law or agreed to in writing, software
2155 * distributed under the License is distributed on an "AS IS" BASIS,
2156 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
2157 * See the License for the specific language governing permissions and
2158 * limitations under the License.
2159 * =============================================================================
2160 */function pR(t,e,n,r,s=!1){const o={x:C(t,"x","maxPoolWithArgmax")},i={filterSize:e,strides:n,pad:r,includeBatchInIndex:s},l=W.runKernel(Um,o,i);return{result:l[0],indexes:l[1]}}const hR=P({maxPoolWithArgmax_:pR});/**
2161 * @license
2162 * Copyright 2020 Google LLC. All Rights Reserved.
2163 * Licensed under the Apache License, Version 2.0 (the "License");

2164 * you may not use this file except in compliance with the License.
2165 * You may obtain a copy of the License at
2166 *
2167 * http://www.apache.org/licenses/LICENSE-2.0
2168 *
2169 * Unless required by applicable law or agreed to in writing, software
2170 * distributed under the License is distributed on an "AS IS" BASIS,
2171 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
2172 * See the License for the specific language governing permissions and
2173 * limitations under the License.
2174 * =============================================================================
2175 */function mR(t,e){let n=C(t,"a","maximum"),r=C(e,"b","maximum");[n,r]=Xt(n,r),n.dtype==="bool"&&(n=Ut(n,"int32"),r=Ut(r,"int32")),Rt(n.shape,r.shape);const s={a:n,b:r};return W.runKernel(Bd,s)}const Kw=P({maximum_:mR});/**
2176 * @license
2177 * Copyright 2020 Google Inc. All Rights Reserved.
2178 * Licensed under the Apache License, Version 2.0 (the "License");
2179 * you may not use this file except in compliance with the License.
2180 * You may obtain a copy of the License at
2181 *
2182 * http://www.apache.org/licenses/LICENSE-2.0
2183 *
2184 * Unless required by applicable law or agreed to in writing, software
2185 * distributed under the License is distributed on an "AS IS" BASIS,
2186 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
2187 * See the License for the specific language governing permissions and
2188 * limitations under the License.
2189 * =============================================================================
2190 */function gR(t,e=null,n=!1){const s={x:C(t,"x","mean")},a={axis:e,keepDims:n};return W.runKernel(Wd,s,a)}const lu=P({mean_:gR});/**
2191 * @license
2192 * Copyright 2018 Google LLC. All Rights Reserved.
2193 * Licensed under the Apache License, Version 2.0 (the "License");
2194 * you may not use this file except in compliance with the License.
2195 * You may obtain a copy of the License at
2196 *
2197 * http://www.apache.org/licenses/LICENSE-2.0
2198 *
2199 * Unless required by applicable law or agreed to in writing, software
2200 * distributed under the License is distributed on an "AS IS" BASIS,
2201 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
2202 * See the License for the specific language governing permissions and
2203 * limitations under the License.
2204 * =============================================================================
2205 */function Jo(t,e="float32"){if(dr(t),e==="complex64"){const r=Jo(t,"float32"),s=Jo(t,"float32");return Zs(r,s)}const n=xn(J(t),e);return W.makeTensor(n,t,e)}/**
2206 * @license
2207 * Copyright 2018 Google LLC. All Rights Reserved.
2208 * Licensed under the Apache License, Version 2.0 (the "License");
2209 * you may not use this file except in compliance with the License.
2210 * You may obtain a copy of the License at
2211 *
2212 * http://www.apache.org/licenses/LICENSE-2.0
2213 *
2214 * Unless required by applicable law or agreed to in writing, software
2215 * distributed under the License is distributed on an "AS IS" BASIS,
2216 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
2217 * See the License for the specific language governing permissions and
2218 * limitations under the License.
2219 * =============================================================================
2220 */function Fa(t,e="float32"){if(dr(t),e==="complex64"){const r=Fa(t,"float32"),s=Jo(t,"float32");return Zs(r,s)}const n=km(J(t),e);return W.makeTensor(n,t,e)}/**
2221 * @license
2222 * Copyright 2021 Google LLC. All Rights Reserved.
2223 * Licensed under the Apache License, Version 2.0 (the "License");
2224 * you may not use this file except in compliance with the License.
2225 * You may obtain a copy of the License at
2226 *
2227 * http://www.apache.org/licenses/LICENSE-2.0
2228 *
2229 * Unless required by applicable law or agreed to in writing, software
2230 * distributed under the License is distributed on an "AS IS" BASIS,
2231 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
2232 * See the License for the specific language governing permissions and
2233 * limitations under the License.
2234 * =============================================================================
2235 */function yR(t,e,{indexing:n="xy"}={}){if(n!=="xy"&&n!=="ij")throw new TypeError("".concat(n," is not a valid third argument to meshgrid"));if(t===void 0)return[];let r=C(t,"x","meshgrid",t instanceof Zt?t.dtype:"float32");if(e===void 0)return[r];let s=C(e,"y","meshgrid",e instanceof Zt?e.dtype:"float32");const a=J(r.shape),o=J(s.shape);return n==="xy"?(r=re(r,[1,-1]),s=re(s,[-1,1]),[xt(Fa([o,1],r.dtype),r),xt(s,Fa([1,a],s.dtype))]):(r=re(r,[-1,1]),s=re(s,[1,-1]),[xt(r,Fa([1,o],r.dtype)),xt(Fa([a,1],s.dtype),s)])}/**
2236 * @license
2237 * Copyright 2020 Google LLC. All Rights Reserved.
2238 * Licensed under the Apache License, Version 2.0 (the "License");

2239 * you may not use this file except in compliance with the License.
2240 * You may obtain a copy of the License at
2241 *
2242 * http://www.apache.org/licenses/LICENSE-2.0
2243 *
2244 * Unless required by applicable law or agreed to in writing, software
2245 * distributed under the License is distributed on an "AS IS" BASIS,
2246 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
2247 * See the License for the specific language governing permissions and
2248 * limitations under the License.
2249 * =============================================================================
2250 */function vR(t,e){let n=C(t,"a","minimum"),r=C(e,"b","minimum");[n,r]=Xt(n,r),n.dtype==="bool"&&(n=Ut(n,"int32"),r=Ut(r,"int32")),Rt(n.shape,r.shape);const s={a:n,b:r};return W.runKernel(Hd,s)}const uu=P({minimum_:vR});/**
2251 * @license
2252 * Copyright 2020 Google LLC. All Rights Reserved.
2253 * Licensed under the Apache License, Version 2.0 (the "License");
2254 * you may not use this file except in compliance with the License.
2255 * You may obtain a copy of the License at
2256 *
2257 * http://www.apache.org/licenses/LICENSE-2.0
2258 *
2259 * Unless required by applicable law or agreed to in writing, software
2260 * distributed under the License is distributed on an "AS IS" BASIS,
2261 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
2262 * See the License for the specific language governing permissions and
2263 * limitations under the License.
2264 * =============================================================================
2265 */function bR(t,e,n){A(n==="reflect"||n==="symmetric",()=>"Invalid mode. Mode must be either reflect or symmetric. "+"Got ".concat(n,"."));const r=C(t,"x","mirrorPad");if(r.rank===0)throw new Error("mirrorPad(scalar) is not defined. Pass non-scalar to mirrorPad");A(e.length===r.rank,()=>"Padding doesn't match input. Must be ".concat(r.rank,". ")+"Got ".concat(e.length,"."));const s=n==="reflect"?1:0;for(let i=0;i<r.rank;i++)A(e[i].length===2,()=>"Invalid number of paddings. Must be length of 2 each."),A(e[i][0]>=0&&e[i][0]<=r.shape[i]-s&&e[i][1]>=0&&e[i][1]<=r.shape[i]-s,()=>"Padding in dimension ".concat(i," cannot be greater than or equal ")+"to ".concat(r.shape[i]-s," or less than 0 for input of ")+"shape ".concat(r.shape));const a={paddings:e,mode:n},o={x:r};return W.runKernel(Ud,o,a)}const wR=P({mirrorPad_:bR});/**
2266 * @license
2267 * Copyright 2020 Google LLC. All Rights Reserved.
2268 * Licensed under the Apache License, Version 2.0 (the "License");
2269 * you may not use this file except in compliance with the License.
2270 * You may obtain a copy of the License at
2271 *
2272 * http://www.apache.org/licenses/LICENSE-2.0
2273 *
2274 * Unless required by applicable law or agreed to in writing, software
2275 * distributed under the License is distributed on an "AS IS" BASIS,
2276 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
2277 * See the License for the specific language governing permissions and
2278 * limitations under the License.
2279 * =============================================================================
2280 */function SR(t,e){let n=C(t,"a","mod"),r=C(e,"b","mod");[n,r]=Xt(n,r);const s={a:n,b:r};return W.runKernel(Vd,s)}const xR=P({mod_:SR});/**
2281 * @license
2282 * Copyright 2020 Google LLC. All Rights Reserved.
2283 * Licensed under the Apache License, Version 2.0 (the "License");
2284 * you may not use this file except in compliance with the License.
2285 * You may obtain a copy of the License at
2286 *
2287 * http://www.apache.org/licenses/LICENSE-2.0
2288 *
2289 * Unless required by applicable law or agreed to in writing, software
2290 * distributed under the License is distributed on an "AS IS" BASIS,
2291 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
2292 * See the License for the specific language governing permissions and
2293 * limitations under the License.
2294 * =============================================================================
2295 */function _R(t,e=null,n=!1){t=C(t,"x","moments");const r=Vt(e,t.shape),s=lu(t,r,n);let a=s.shape;n||(a=gn(s.shape,r));const o=Mr(Je(Ut(t,"float32"),re(s,a))),i=lu(o,r,n);return{mean:s,variance:i}}const IR=P({moments_:_R});function kR(t,e,n,r){const s=C(e,"data","multiRNNCell"),a=su(n,"c","multiRNNCell"),o=su(r,"h","multiRNNCell");let i=s;const l=[];for(let d=0;d<t.length;

2295d++){const f=t[d](i,a[d],o[d]);l.push(f[0]),l.push(f[1]),i=f[1]}const u=[],c=[];for(let d=0;d<l.length;d+=2)u.push(l[d]),c.push(l[d+1]);return[u,c]}const ER=P({multiRNNCell_:kR});/**
2296 * @license
2297 * Copyright 2020 Google LLC. All Rights Reserved.
2298 * Licensed under the Apache License, Version 2.0 (the "License");
2299 * you may not use this file except in compliance with the License.
2300 * You may obtain a copy of the License at
2301 *
2302 * http://www.apache.org/licenses/LICENSE-2.0
2303 *
2304 * Unless required by applicable law or agreed to in writing, software
2305 * distributed under the License is distributed on an "AS IS" BASIS,
2306 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
2307 * See the License for the specific language governing permissions and
2308 * limitations under the License.
2309 * =============================================================================
2310 */function TR(t,e,n,r=!1){const s=C(t,"logits","multinomial"),a=s.size,o=s.rank;if(a<2)throw new Error("Error in multinomial: you need at least 2 outcomes, but got "+"".concat(a,"."));if(o>2)throw new Error("Rank of probabilities must be 1 or 2, but is ".concat(o));n=n||Math.random();const l={logits:o===1?re(s,[1,-1]):s},u={numSamples:e,seed:n,normalized:r},c=W.runKernel(jd,l,u);return o===1?re(c,[c.size]):c}const CR=P({multinomial_:TR});/**
2311 * @license
2312 * Copyright 2020 Google LLC. All Rights Reserved.
2313 * Licensed under the Apache License, Version 2.0 (the "License");
2314 * you may not use this file except in compliance with the License.
2315 * You may obtain a copy of the License at
2316 *
2317 * http://www.apache.org/licenses/LICENSE-2.0
2318 *
2319 * Unless required by applicable law or agreed to in writing, software
2320 * distributed under the License is distributed on an "AS IS" BASIS,
2321 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
2322 * See the License for the specific language governing permissions and
2323 * limitations under the License.
2324 * =============================================================================
2325 */function NR(t,e){let n=C(t,"a","notEqual","string_or_numeric"),r=C(e,"b","notEqual","string_or_numeric");[n,r]=Xt(n,r),Rt(n.shape,r.shape);const s={a:n,b:r};return W.runKernel(qd,s)}const Xw=P({notEqual_:NR});/**
2326 * @license
2327 * Copyright 2020 Google LLC. All Rights Reserved.
2328 * Licensed under the Apache License, Version 2.0 (the "License");
2329 * you may not use this file except in compliance with the License.
2330 * You may obtain a copy of the License at
2331 *
2332 * http://www.apache.org/licenses/LICENSE-2.0
2333 *
2334 * Unless required by applicable law or agreed to in writing, software
2335 * distributed under the License is distributed on an "AS IS" BASIS,
2336 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
2337 * See the License for the specific language governing permissions and
2338 * limitations under the License.
2339 * =============================================================================
2340 */function AR(t,e,n=1,r=0,s="int32"){if(e<2)throw new Error("Error in oneHot: depth must be >=2, but it is ".concat(e));const o={indices:C(t,"indices","oneHot","int32")},i={dtype:s,depth:e,onValue:n,offValue:r};return W.runKernel(Jd,o,i)}const $R=P({oneHot_:AR});/**
2341 * @license
2342 * Copyright 2018 Google LLC. All Rights Reserved.
2343 * Licensed under the Apache License, Version 2.0 (the "License");
2344 * you may not use this file except in compliance with the License.
2345 * You may obtain a copy of the License at
2346 *
2347 * http://www.apache.org/licenses/LICENSE-2.0
2348 *
2349 * Unless required by applicable law or agreed to in writing, software
2350 * distributed under the License is distributed on an "AS IS" BASIS,
2351 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
2352 * See the License for the specific language governing permissions and
2353 * limitations under the License.
2354 * =============================================================================
2355 */function RR(t){const n={x:C(t,"x","onesLike")};return W.runKernel(jm,n)}const DR=P({onesLike_:RR});function FR(t,e){const n=C(t,"v1","outerProduct"),r=C(e,"v2","outerProduct");A(n.rank===1&&r.rank===1,()=>"Error in outerProduct: inputs must be rank 1, but got ranks "+"".concat(n.rank," and ").concat(r.rank,"."));const s=re(n,[-1,1]),a=re(r,[1,-1]);return xt(s,a)}const MR=P({outerProduct_:FR});/**
2356 * @license
2357 * Copyright 2020 Google LLC. All Rights Reserved.
2358 * Licensed under the Apache License, Version 2.0 (the "License");

2359 * you may not use this file except in compliance with the License.
2360 * You may obtain a copy of the License at
2361 *
2362 * http://www.apache.org/licenses/LICENSE-2.0
2363 *
2364 * Unless required by applicable law or agreed to in writing, software
2365 * distributed under the License is distributed on an "AS IS" BASIS,
2366 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
2367 * See the License for the specific language governing permissions and
2368 * limitations under the License.
2369 * =============================================================================
2370 */function OR(t,e,n=0){const r=C(t,"x","pad");if(r.rank===0)throw new Error("pad(scalar) is not defined. Pass non-scalar to pad");const s={paddings:e,constantValue:n},a={x:r};return W.runKernel(Qd,a,s)}const Vc=P({pad_:OR});function PR(t,e,n=0){return A(e.length===2,()=>"Invalid number of paddings. Must be length of 2."),Vc(t,[e],n)}const BR=P({pad1d_:PR});function LR(t,e,n=0){return A(e.length===2&&e[0].length===2&&e[1].length===2,()=>"Invalid number of paddings. Must be length of 2 each."),Vc(t,e,n)}const WR=P({pad2d_:LR});function zR(t,e,n=0){return A(e.length===3&&e[0].length===2&&e[1].length===2&&e[2].length===2,()=>"Invalid number of paddings. Must be length of 2 each."),Vc(t,e,n)}const HR=P({pad3d_:zR});function UR(t,e,n=0){return A(e.length===4&&e[0].length===2&&e[1].length===2&&e[2].length===2&&e[3].length===2,()=>"Invalid number of paddings. Must be length of 2 each."),Vc(t,e,n)}const VR=P({pad4d_:UR});/**
2371 * @license
2372 * Copyright 2020 Google LLC. All Rights Reserved.
2373 * Licensed under the Apache License, Version 2.0 (the "License");
2374 * you may not use this file except in compliance with the License.
2375 * You may obtain a copy of the License at
2376 *
2377 * http://www.apache.org/licenses/LICENSE-2.0
2378 *
2379 * Unless required by applicable law or agreed to in writing, software
2380 * distributed under the License is distributed on an "AS IS" BASIS,
2381 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
2382 * See the License for the specific language governing permissions and
2383 * limitations under the License.
2384 * =============================================================================
2385 */function jR(t,e,n){const r=C(t,"x","spaceToBatchND");A(r.rank>=1+e.length,()=>"input rank ".concat(r.rank," should be > than [blockShape] ").concat(e.length)),A(n.length===e.length,()=>"paddings.shape[0] ".concat(n.length," must be equal to [blockShape] ").concat(e.length)),A(r.shape.reduce((o,i,l)=>l>0&&l<=e.length?o&&(i+n[l-1][0]+n[l-1][1])%e[l-1]===0:o,!0),()=>"input spatial dimensions ".concat(r.shape.slice(1)," with paddings ").concat(n.toString()," must be divisible by blockShapes ").concat(e.toString()));const s={x:r},a={blockShape:e,paddings:n};return W.runKernel(Zm,s,a)}const Yw=P({spaceToBatchND_:jR});/**
2386 * @license
2387 * Copyright 2018 Google LLC. All Rights Reserved.
2388 * Licensed under the Apache License, Version 2.0 (the "License");
2389 * you may not use this file except in compliance with the License.
2390 * You may obtain a copy of the License at
2391 *
2392 * http://www.apache.org/licenses/LICENSE-2.0
2393 *
2394 * Unless required by applicable law or agreed to in writing, software
2395 * distributed under the License is distributed on an "AS IS" BASIS,
2396 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
2397 * See the License for the specific language governing permissions and
2398 * limitations under the License.
2399 * =============================================================================
2400 */function GR(t,e,n,r,s,a,o){s==null&&(s=[1,1]),a==null&&(a=1),r===0&&(r="valid");const i=C(t,"x","maxPool");let l=i,u=!1;i.rank===3&&(u=!0,l=re(i,[1,i.shape[0],i.shape[1],i.shape[2]])),A(Tr(a,s),()=>"Error in pool: Either strides or dilations must be 1. "+"Got strides ".concat(a," and dilations '").concat(s,"'"));const c=Wr(l.shape,e,a,s,r),d=[c.dilationHeight,c.dilationWidth];let f;r==="same"?f=KR([c.filterHeight,c.filterWidth],d):f=[[0,0],[0,0]];const p=d[0]===1&&d[1]===1,[h,m]=qR([c.inHeight,c.inWidth],d,f),g=p?r:"valid",v=p?l:Yw(l,d,h),w=(n==="avg"?()=>Cw(v,e,a,g,o):()=>qw(v,e,a,g,o))(),S=p?w:Nw(w,d,m);return u?re(S,[S.shape[1],S.shape[2],S.shape[3]]):S}function qR(t,e,n){const r=n.map(c=>c[0]),s=n.map(c=>c[1]),a=t.concat(r,s),o=e.map((c,d)=>(c-a[d]%c)%c),i=s.map((c,d)=>c+o[d]),l=e.map((c,d)=>[r[d],i[d]]),u=e.map((c,d)=>[0,o[d]]);return[l,u]}function KR(t,e){const r=t.map((o,i)=>

2400o+(o-1)*(e[i]-1)).map(o=>o-1),s=r.map(o=>Math.floor(o/2)),a=r.map((o,i)=>o-s[i]);return r.map((o,i)=>[s[i],a[i]])}const XR=P({pool_:GR});/**
2401 * @license
2402 * Copyright 2020 Google LLC. All Rights Reserved.
2403 * Licensed under the Apache License, Version 2.0 (the "License");
2404 * you may not use this file except in compliance with the License.
2405 * You may obtain a copy of the License at
2406 *
2407 * http://www.apache.org/licenses/LICENSE-2.0
2408 *
2409 * Unless required by applicable law or agreed to in writing, software
2410 * distributed under the License is distributed on an "AS IS" BASIS,
2411 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
2412 * See the License for the specific language governing permissions and
2413 * limitations under the License.
2414 * =============================================================================
2415 */function YR(t,e){const n=C(t,"x","prelu"),r=C(e,"alpha","prelu"),s={x:n,alpha:r};return W.runKernel(ef,s)}const Jw=P({prelu_:YR});/**
2416 * @license
2417 * Copyright 2020 Google LLC. All Rights Reserved.
2418 * Licensed under the Apache License, Version 2.0 (the "License");
2419 * you may not use this file except in compliance with the License.
2420 * You may obtain a copy of the License at
2421 *
2422 * http://www.apache.org/licenses/LICENSE-2.0
2423 *
2424 * Unless required by applicable law or agreed to in writing, software
2425 * distributed under the License is distributed on an "AS IS" BASIS,
2426 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
2427 * See the License for the specific language governing permissions and
2428 * limitations under the License.
2429 * =============================================================================
2430 */function JR(t,e=null,n=!1){let r=C(t,"x","prod");r.dtype==="bool"&&(r=Ut(r,"int32"));const s={x:r},a={axis:e,keepDims:n};return W.runKernel(tf,s,a)}const QR=P({prod_:JR});/**
2431 * @license
2432 * Copyright 2022 Google LLC. All Rights Reserved.
2433 * Licensed under the Apache License, Version 2.0 (the "License");
2434 * you may not use this file except in compliance with the License.
2435 * You may obtain a copy of the License at
2436 *
2437 * http://www.apache.org/licenses/LICENSE-2.0
2438 *
2439 * Unless required by applicable law or agreed to in writing, software
2440 * distributed under the License is distributed on an "AS IS" BASIS,
2441 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
2442 * See the License for the specific language governing permissions and
2443 * limitations under the License.
2444 * =============================================================================
2445 */function ZR(t,e,n,r){const s=t.map((c,d)=>C(c,"tensors".concat(d),"raggedGather","int32")),a=C(e,"paramsDenseValues","raggedGather"),o=C(n,"indices","raggedGather","int32"),i={paramsNestedSplits:s,paramsDenseValues:a,indices:o},l={outputRaggedRank:r},u=W.runKernel(H1,i,l);return{outputNestedSplits:u.slice(0,u.length-1),outputDenseValues:u[u.length-1]}}const eD=P({raggedGather_:ZR});/**
2446 * @license
2447 * Copyright 2022 Google LLC.
2448 * Licensed under the Apache License, Version 2.0 (the "License");
2449 * you may not use this file except in compliance with the License.
2450 * You may obtain a copy of the License at
2451 *
2452 * http://www.apache.org/licenses/LICENSE-2.0
2453 *
2454 * Unless required by applicable law or agreed to in writing, software
2455 * distributed under the License is distributed on an "AS IS" BASIS,
2456 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
2457 * See the License for the specific language governing permissions and
2458 * limitations under the License.
2459 * =============================================================================
2460 */function tD(t,e,n){const r=C(t,"starts","raggedRange"),s=C(e,"limits","raggedRange",r.dtype),a=C(n,"deltas","raggedRange",r.dtype),o={starts:r,limits:s,deltas:a},i=W.runKernel(U1,o);return{rtNestedSplits:i[0],rtDenseValues:i[1]}}const nD=P({raggedRange_:tD});/**
2461 * @license
2462 * Copyright 2022 Google LLC. All Rights Reserved.
2463 * Licensed under the Apache License, Version 2.0 (the "License");
2464 * you may not use this file except in compliance with the License.
2465 * You may obtain a copy of the License at
2466 *
2467 * http://www.apache.org/licenses/LICENSE-2.0
2468 *
2469 * Unless required by applicable law or agreed to in writing, softw

2469are
2470 * distributed under the License is distributed on an "AS IS" BASIS,
2471 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
2472 * See the License for the specific language governing permissions and
2473 * limitations under the License.
2474 * =============================================================================
2475 */function rD(t,e,n,r,s){const a=C(t,"shape","raggedTensorToTensor","int32"),o=C(e,"values","raggedTensorToTensor"),i=C(n,"defaultValue","raggedTensorToTensor",o.dtype),l=r.map((d,f)=>C(d,"tensors".concat(f),"raggedTensorToTensor","int32")),u={shape:a,values:o,defaultValue:i,rowPartitionTensors:l},c={rowPartitionTypes:s};return W.runKernel(V1,u,c)}const sD=P({raggedTensorToTensor_:rD});/**
2476 * @license
2477 * Copyright 2020 Google LLC. All Rights Reserved.
2478 * Licensed under the Apache License, Version 2.0 (the "License");
2479 * you may not use this file except in compliance with the License.
2480 * You may obtain a copy of the License at
2481 *
2482 * http://www.apache.org/licenses/LICENSE-2.0
2483 *
2484 * Unless required by applicable law or agreed to in writing, software
2485 * distributed under the License is distributed on an "AS IS" BASIS,
2486 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
2487 * See the License for the specific language governing permissions and
2488 * limitations under the License.
2489 * =============================================================================
2490 */function aD(t,e,n){dr(t);const r=J(t);let s=null;if(n==null||n==="float32")s=new Float32Array(r);else if(n==="int32")s=new Int32Array(r);else if(n==="bool")s=new Uint8Array(r);else throw new Error("Unknown data type ".concat(n));for(let a=0;a<r;a++)s[a]=e();return W.makeTensor(s,t,n)}const oD=P({rand_:aD});var vg={exports:{}};vg.exports;(function(t){(function(e,n,r){function s(l){var u=this,c=i();u.next=function(){var d=2091639*u.s0+u.c*23283064365386963e-26;return u.s0=u.s1,u.s1=u.s2,u.s2=d-(u.c=d|0)},u.c=1,u.s0=c(" "),u.s1=c(" "),u.s2=c(" "),u.s0-=c(l),u.s0<0&&(u.s0+=1),u.s1-=c(l),u.s1<0&&(u.s1+=1),u.s2-=c(l),u.s2<0&&(u.s2+=1),c=null}function a(l,u){return u.c=l.c,u.s0=l.s0,u.s1=l.s1,u.s2=l.s2,u}function o(l,u){var c=new s(l),d=u&&u.state,f=c.next;return f.int32=function(){return c.next()*4294967296|0},f.double=function(){return f()+(f()*2097152|0)*11102230246251565e-32},f.quick=f,d&&(typeof d=="object"&&a(d,c),f.state=function(){return a(c,{})}),f}function i(){var l=4022871197,u=function(c){c=String(c);for(var d=0;d<c.length;d++){l+=c.charCodeAt(d);var f=.02519603282416938*l;l=f>>>0,f-=l,f*=l,l=f>>>0,f-=l,l+=f*4294967296}return(l>>>0)*23283064365386963e-26};return u}n&&n.exports?n.exports=o:r&&r.amd?r(function(){return o}):this.alea=o})(cr,t,!1)})(vg);var iD=vg.exports,bg={exports:{}};bg.exports;(function(t){(function(e,n,r){function s(i){var l=this,u="";l.x=0,l.y=0,l.z=0,l.w=0,l.next=function(){var d=l.x^l.x<<11;return l.x=l.y,l.y=l.z,l.z=l.w,l.w^=l.w>>>19^d^d>>>8},i===(i|0)?l.x=i:u+=i;for(var c=0;c<u.length+64;c++)l.x^=u.charCodeAt(c)|0,l.next()}function a(i,l){return l.x=i.x,l.y=i.y,l.z=i.z,l.w=i.w,l}function o(i,l){var u=new s(i),c=l&&l.state,d=function(){return(u.next()>>>0)/4294967296};return d.double=function(){do var f=u.next()>>>11,p=(u.next()>>>0)/4294967296,h=(f+p)/(1<<21);while(h===0);return h},d.int32=u.next,d.quick=d,c&&(typeof c=="object"&&a(c,u),d.state=function(){return a(u,{})}),d}n&&n.exports?n.exports=o:r&&r.amd?r(function(){return o}):this.xor128=o})(cr,t,!1)})(bg);var cD=bg.exports,wg={exports:{}};wg.exports;(function(t){(function(e,n,r){function s(i){var l=this,u="";l.next=function(){var d=l.x^l.x>>>2;return l.x=l.y,l.y=l.z,l.z=l.w,l.w=l.v,(l.d=l.d+362437|0)+(l.v=l.v^l.v<<4^(d^d<<1))|0},l.x=0,l.y=0,l.z=0,l.w=0,l.v=0,i===(i|0)?l.x=i:u+=i;for(var c=0;c<u.length+64;c++)l.x^=u.charCodeAt(c)|0,c==u.length&&(l.d=l.x<<10^l.x>>>4),l.next()}function a(i,l){return l.x=i.x,l.y=i.y,l.z=i.z,l.w=i.w,l.v=i.v,l.d=i.d,l}function o(i,l){var u=new s(i),c=l&&l.state,d=function(){return(u.next()>>>0)/4294967296};return d.double=function(){do var f=u.next()>>>11,p=(u.next()>>>0)/4294967296,h=(f+p)/(1<<21);while(h===0);return h},d.int32=u.next,d.quick=d,c&&(typeof c=="object"&&a(c,u),d.state=function(){return a(u,{})}),d}n&&n.exports?n.exports=o:r&&r.amd?r(function(){return o}

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2491 * @license
2492 * Copyright 2018 Google LLC. All Rights Reserved.
2493 * Licensed under the Apache License, Version 2.0 (the "License");

2494 * you may not use this file except in compliance with the License.
2495 * You may obtain a copy of the License at
2496 *
2497 * http://www.apache.org/licenses/LICENSE-2.0
2498 *
2499 * Unless required by applicable law or agreed to in writing, software
2500 * distributed under the License is distributed on an "AS IS" BASIS,
2501 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
2502 * See the License for the specific language governing permissions and
2503 * limitations under the License.
2504 * =============================================================================
2505 */class Ig{constructor(e,n,r,s,a){this.mean=e,this.stdDev=n,this.dtype=r,this.nextVal=NaN,this.truncated=s,this.truncated&&(this.upper=this.mean+this.stdDev*2,this.lower=this.mean-this.stdDev*2);const o=a||Math.random();this.random=Wf.alea(o.toString())}nextValue(){if(!isNaN(this.nextVal)){const s=this.nextVal;return this.nextVal=NaN,s}let e,n,r=!1;for(;!r;){let s,a,o;do s=2*this.random()-1,a=2*this.random()-1,o=s*s+a*a;while(o>=1||o===0);const i=Math.sqrt(-2*Math.log(o)/o);e=this.mean+this.stdDev*s*i,n=this.mean+this.stdDev*a*i,(!this.truncated||this.isValidTruncated(e))&&(r=!0)}return(!this.truncated||this.isValidTruncated(n))&&(this.nextVal=this.convertValue(n)),this.convertValue(e)}convertValue(e){return this.dtype==null||this.dtype==="float32"?e:Math.round(e)}isValidTruncated(e){return e<=this.upper&&e>=this.lower}}class xD{constructor(e,n,r,s){this.alpha=e,this.beta=1/n,this.dtype=r;const a=s||Math.random();this.randu=Wf.alea(a.toString()),this.randn=new Ig(0,1,r,!1,this.randu()),e<1?this.d=e+2/3:this.d=e-1/3,this.c=1/Math.sqrt(9*this.d)}nextValue(){let e,n,r,s,a,o;for(;;){do s=this.randn.nextValue(),o=1+this.c*s;while(o<=0);if(o*=o*o,e=s*s,n=1-.331*e*e,r=.5*e+this.d*(1-o+Math.log(o)),a=this.randu(),a<n||Math.log(a)<r)break}return o=1/this.beta*this.d*o,this.alpha<1&&(o*=Math.pow(this.randu(),1/this.alpha)),this.convertValue(o)}convertValue(e){return this.dtype==="float32"?e:Math.round(e)}}class _D{constructor(e=0,n=1,r,s){if(this.canReturnFloat=()=>this.dtype==null||this.dtype==="float32",this.min=e,this.range=n-e,this.dtype=r,s==null&&(s=Math.random()),typeof s=="number"&&(s=s.toString()),!this.canReturnFloat()&&this.range<=1)throw new Error("The difference between ".concat(e," - ").concat(n," <= 1 and dtype is not float"));this.random=Wf.alea(s)}convertValue(e){return this.canReturnFloat()?e:Math.round(e)}nextValue(){return this.convertValue(this.min+this.range*this.random())}}/**
2506 * @license
2507 * Copyright 2020 Google LLC. All Rights Reserved.
2508 * Licensed under the Apache License, Version 2.0 (the "License");
2509 * you may not use this file except in compliance with the License.
2510 * You may obtain a copy of the License at
2511 *
2512 * http://www.apache.org/licenses/LICENSE-2.0
2513 *
2514 * Unless required by applicable law or agreed to in writing, software
2515 * distributed under the License is distributed on an "AS IS" BASIS,
2516 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
2517 * See the License for the specific language governing permissions and
2518 * limitations under the License.
2519 * =============================================================================
2520 */function ID(t,e,n=1,r="float32",s){if(dr(t),n==null&&(n=1),r==null&&(r="float32"),r!=="float32"&&r!=="int32")throw new Error("Unsupported data type ".concat(r));const a=new xD(e,n,r,s),o=rt(t,r);for(let i=0;i<o.values.length;i++)o.values[i]=a.nextValue();return o.toTensor()}const kD=P({randomGamma_:ID});/**
2521 * @license
2522 * Copyright 2020 Google LLC. All Rights Reserved.
2523 * Licensed under the Apache License, Version 2.0 (the "License");
2524 * you may not use this file except in compliance with the License.
2525 * You may obtain a copy of the License at
2526 *
2527 * http://www.apache.org/licenses/LICENSE-2.0
2528 *
2529 * Unless required by applicable law or agreed to in writing, software
2530 * distributed under the License is distributed on an "AS IS" BASIS,
2531 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
2532 * See the License for the specific language governing permissions and
2533 * limitations under the License.
2534 * =============================================================================
2535 */function ED(t,e=0,n=1,r,s){if(dr(t),r!=null&&r==="bool")throw new Error("Unsupported data type ".concat(r));const a=new Ig(e,n,r,!1,s),o=rt(t,r);for(let i=0;i<o.values.length;i++)o.values[i]=a.nextValue();return o.toTensor()}const Zw=P({randomNormal_:ED});/**
2536 * @license
2537 * Copyright 2022 Google LLC. All Rights Reserved.
2538 * Licensed under the Apache License, Version 2.0 (the "License");

2539 * you may not use this file except in compliance with the License.
2540 * You may obtain a copy of the License at
2541 *
2542 * http://www.apache.org/licenses/LICENSE-2.0
2543 *
2544 * Unless required by applicable law or agreed to in writing, software
2545 * distributed under the License is distributed on an "AS IS" BASIS,
2546 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
2547 * See the License for the specific language governing permissions and
2548 * limitations under the License.
2549 * =============================================================================
2550 */function TD(t,e,n){if(e!=null&&e==="bool")throw new Error("Unsupported data type ".concat(e));return Zw(t,0,1,e,n)}const CD=P({randomStandardNormal_:TD});/**
2551 * @license
2552 * Copyright 2020 Google LLC. All Rights Reserved.
2553 * Licensed under the Apache License, Version 2.0 (the "License");
2554 * you may not use this file except in compliance with the License.
2555 * You may obtain a copy of the License at
2556 *
2557 * http://www.apache.org/licenses/LICENSE-2.0
2558 *
2559 * Unless required by applicable law or agreed to in writing, software
2560 * distributed under the License is distributed on an "AS IS" BASIS,
2561 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
2562 * See the License for the specific language governing permissions and
2563 * limitations under the License.
2564 * =============================================================================
2565 */function ND(t,e=0,n=1,r="float32",s){dr(t);const a=rt(t,r),o=new _D(e,n,null,s);for(let i=0;i<a.values.length;i++)a.values[i]=o.nextValue();return a.toTensor()}const kg=P({randomUniform_:ND});/**
2566 * @license
2567 * Copyright 2023 Google LLC.
2568 * Licensed under the Apache License, Version 2.0 (the "License");
2569 * you may not use this file except in compliance with the License.
2570 * You may obtain a copy of the License at
2571 *
2572 * http://www.apache.org/licenses/LICENSE-2.0
2573 *
2574 * Unless required by applicable law or agreed to in writing, software
2575 * distributed under the License is distributed on an "AS IS" BASIS,
2576 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
2577 * See the License for the specific language governing permissions and
2578 * limitations under the License.
2579 * =============================================================================
2580 */function AD(t,e,n,r){return kg(t,e,n,"int32",r)}const $D=P({randomUniformInt_:AD});/**
2581 * @license
2582 * Copyright 2018 Google LLC. All Rights Reserved.
2583 * Licensed under the Apache License, Version 2.0 (the "License");
2584 * you may not use this file except in compliance with the License.
2585 * You may obtain a copy of the License at
2586 *
2587 * http://www.apache.org/licenses/LICENSE-2.0
2588 *
2589 * Unless required by applicable law or agreed to in writing, software
2590 * distributed under the License is distributed on an "AS IS" BASIS,
2591 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
2592 * See the License for the specific language governing permissions and
2593 * limitations under the License.
2594 * =============================================================================
2595 */function kc(t,e,n=1,r="float32"){if(n===0)throw new Error("Cannot have a step of zero");const s={start:t,stop:e,step:n,dtype:r};return W.runKernel(qm,{},s)}/**
2596 * @license
2597 * Copyright 2020 Google LLC. All Rights Reserved.
2598 * Licensed under the Apache License, Version 2.0 (the "License");
2599 * you may not use this file except in compliance with the License.
2600 * You may obtain a copy of the License at
2601 *
2602 * http://www.apache.org/licenses/LICENSE-2.0
2603 *
2604 * Unless required by applicable law or agreed to in writing, software
2605 * distributed under the License is distributed on an "AS IS" BASIS,
2606 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
2607 * See the License for the specific language governing permissions and
2608 * limitations under the License.
2609 * =============================================================================
2610 */function RD(t){const n={input:C(t,"input","real")};return W.runKernel(j1,n)}const Ec=P({real_:RD});/**
2611 * @license
2612 * Copyright 2018 Google LLC. All Rights Reserved.
2613 * Licensed under the Apache License, Version 2.0 (the "License");