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ID:40230766
大小:163.00 KB
页数:41页
时间:2019-07-27
《Learning the Structure of Task-Oriented Conversations from the Corpus》由会员上传分享,免费在线阅读,更多相关内容在行业资料-天天文库。
1、LearningtheStructureofTask-OrientedConversationsfromtheCorpusAnanladaChotimongkolLanguageTechnologiesInstituteSchoolofComputerScienceCarnegieMellonUniversityOutlineIntroductionForm-baseddialogstructureTaskstructureDialogmechanismsDialogstructurelearningConce
2、ptidentificationandclusteringFormidentificationOperationClassificationOutlineIntroductionForm-baseddialogstructureTaskstructureDialogmechanismsDialogstructurelearningConceptidentificationandclusteringFormidentificationOperationClassificationBuildinganewdialo
3、gsystemSpeechSynthesizerSpeechRecognizerNaturalLanguageGenerator“IwouldliketoflytoSeattletomorrow.”“Whenwouldyouliketoleave?”NaturalLanguageUnderstandingDialogManagerDomainKnowledgeDomainknowledgeStepsinthetaskSpecifythedesiredflightSearchforflightsthatmatch
4、thecriteriaNegotiatetheflightsMakeareservationImportantinformation,keywordsDestination,date,time,airlines,etc.Domainlanguage:howdopeopletalkWhatistheproblem?SpeechSynthesizerSpeechRecognizerNaturalLanguageGenerator“IwouldliketoflytoSeattletomorrow.”“Whenwoul
5、dyouliketoleave?”NaturalLanguageUnderstandingDialogManagerDomainKnowledgeCan’treuseTimeconsumingMayneedanexpertResearchgoalReducehumaneffortonacquiringdomainknowledgewhencreateadialogsysteminanewdomainBylearningthedomainknowledgefromdataObservationsTask-orie
6、ntedconversationshaveaclearstructureReflectsdomaininformatione.g.ataskisdividedintosub-tasksHasrecurringpatternsthatareobservablethroughthelanguageThesolutionsTolearndomainknowledgefromdataSpecifythestructureoftask-orientedconversationsCapturesufficientdomai
7、nknowledgeDomain-independentLearnableLearnthestructurefromacorpusofhuman-humanconversationsDialoguestructureTaskStructure(datarepresentation)NecessaryinformationforachievingataskgoalStepsinthetaskDomainkeywordsDialogmechanism(operations)Thewaysthatthepartici
8、pantscommunicateandperformthetaskOutlineIntroductionForm-baseddialogstructureTaskstructureDialogmechanismsDialogstructurelearningConceptidentificationandclusteringFormidentificationOperationClas
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