user modeling for spoken dialogue system evaluation
Tài liệu Báo cáo khoa học: "Semantic Information and Derivation Rules for Robust Dialogue Act Detection in a Spoken Dialogue System" pptx
... 19-24, 2011.c2011 Association for Computational LinguisticsSemantic Information and Derivation Rules for Robust Dialogue ActDetection in a Spoken Dialogue System Wei-Bin Liang1Chung-Hsien ... WtThe spoken language under-standing (SLU) module converts Wtto an abstractrepresentation of the user s dialogue act (DA). The dialogue management (DM) module determines the user s dialogue ... method of dialogue act de-tection for robust spoken dialogue system, we adoptthe commonly-used Wizard-of-Oz approach (Fraserand Gilbert, 1991) to harvest the Tainan-city tour-guiding dialogue...
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Báo cáo khoa học: "A Statistical Spoken Dialogue System using Complex User Goals and Value Directed Compression" pptx
... Association for Computational Linguistics, pages 46–50,Avignon, France, April 23 - 27 2012.c2012 Association for Computational LinguisticsA Statistical Spoken Dialogue System using Complex User ... statistical spoken dialogue system thatuses automatic belief compression to rea-son over complex user goal sets. Reasoningover the power set of possible user goals al-lows complex sets of user goals ... as acentral challenge for the field of spoken dialogue systems, proposing the use of automatic compres-sion techniques to allow for extended accuraterepresentations of user goals. This paper...
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Tài liệu Báo cáo khoa học: "Context Management with Topics for Spoken Dialogue Systems" pptx
... reliable and straighforward approximation of the utterance meaning than speech acts, and should not be ignored in the definition of context models for spoken dialogue systems. 5 Conclusions ... point. For the pruned topic types, we reserved 10 ran- domly picked dialogues for testing (each test file con- tained about 400-500 test utterances), and used the other 70 dialogues for training ... management for spoken dialogue systems. Finally, statistical modelling is prone to sparse data problems, and we need to consider ways to overcome inaccuracies in calculating mutual information....
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Báo cáo khoa học: "Stochastic Discourse Modeling in Spoken Dialogue Systems Using Semantic Dependency Graphs" pdf
... framework for evaluat-ing spoken dialogue agents. In Proceedings of the ACL, 271–280 M. Walker and R. Passonneau. 2001. DATE: a dia-logue act tagging scheme for evaluation of spoken dialogue systems. ... prac-ticable dialogue systems (McTEAR, 2002), such as air travel information service system, weather forecast system, automatic banking system, auto-matic train timetable information system, and the ... method, a spoken dialogue system for medical domain with multiple services was investigated. Three main services: registration information service, clinic information service, and FAQ information...
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Báo cáo khoa học: "Two diverse systems built using generic components for spoken dialogue (Recent Progress on TRIPS)" potx
... robust spoken dialogue system for a newtask currently requires considerable effort, includ-ing extensive data collection, grammar develop-ment, and building a dialogue manager that drivesthe system ... 85–88, Ann Arbor, June 2005.c2005 Association for Computational LinguisticsTwo diverse systems built usinggeneric components for spoken dialogue (Recent Progress on TRIPS)James Allen, George ... USAstent@cs.sunysb.eduAbstractThis paper describes recent progress on theTRIPS architecture for developing spoken- lan-guage dialogue systems. The interactive postersession will include demonstrations of two...
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Báo cáo khoa học: "Targeted Help for Spoken Dialogue Systems: intelligent feedback improves naive users'''' performance" pdf
... experience with spoken dialogue systems. The structure of the interactionwith the system was the same for both groups.They were given minimal written instruction onhow to use the system before the ... the No Help con-152Targeted Help for Spoken Dialogue Systems:intelligent feedback improves naive users' performanceBeth Ann HockeyResearch Institute for AdvancedComputer Science (RIACS),NASA ... use of user utterances thatare out-of-coverage of the main dialogue system recognizer to provide the user with immediatefeedback, tailored to what the user said, for casesin which the system...
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Báo cáo khoa học: "Natural Language Generation as Planning Under Uncertainty for Spoken Dialogue Systems" pptx
... Moore, andClifford Nass. 2007. The influence of user tailoringand cognitive load on user performance in spoken dialogue systems. In Proc. of the 10th InternationalConference of Spoken Language ... trainstrategies for Dialogue Management, see for ex-ample (Young et al., 2007). A user simulation for NLG is very similar, in that it is a predictive modelof the most likely next user act. However, this user act ... 2002. User- tailored generation for spoken dialogue: an experiment. In In Proc. of IC-SLP.Amanda Stent, Rashmi Prasad, and Marilyn Walker.2004. Trainable sentence planning for complex in-formation...
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Báo cáo khoa học: "Optimising Information Presentation for Spoken Dialogue Systems" pdf
... wizard-of-oz interface to study information pre-sentation strategies for spoken dialogue systems. InProc. of the 1st International Workshop on Spoken Dialogue Systems.Crystal Nakatsu. 2008. ... LanguageResources and Evaluation (LREC).Andi Winterboer, Jiang Hu, Johanna D. Moore, andClifford Nass. 2007. The influence of user tailoringand cognitive load on user performance in spoken dialogue systems. ... or ellipsis), contrasts1011W. Eckert, E. Levin, and R. Pieraccini. 1997. User modeling for spoken dialogue system evaluation. InProc. of the IEEE workshop on Automatic SpeechRecognition and...
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Tài liệu Báo cáo khoa học: "Resumption strategies for an in-vehicle dialogue system" ppt
... some implications for resumption strategies in an in-vehicle dialogue system. 1 IntroductionMaking it useful and enjoyable to use a dialogue system is always important. The dialogue shouldbe ... That means that the most common rea-son for the speaker to interrupt is to ask for or giveinformation that is crucial for the driving task (asopposed for the other and traffic domains, whichare ... bythe driving task), the user might need informationthat is crucial for the driving task (e.g. get nav-igation instructions), or to pause the dialogue inorder to enable the user to concentrate...
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Tài liệu Báo cáo khoa học: "Using Automatically Transcribed Dialogs to Learn User Models in a Spoken Dialog System" doc
... the model of user actions,not the model of user goal evolution.2 MethodBefore we can estimate a user model, we must definea larger model of human-computer dialogs, of whichthe user model is ... At.Recall that the user model is a multinomial distri-bution Pr(At| St, Ut; θ) parameterized by a vectorθ. Based on the number user actions, system actions,and user states, θ is a vector ... sequenceof system actions and observed user actions: x =(S0,˜A0, S1,˜A1, . . .). Here Stdenotes the system action, and˜Atthe output of the ASR engine whenapplied to the true user...
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Tài liệu Báo cáo khoa học: "Co-training for Predicting Emotions with Spoken Dialogue Data" pdf
... Group on Discourse and Dialogue Workshop on Discourse and Dialogue (SIGdial). D. J. Litman and S. Silliman, 2004. ITSPOKE: An Intelligent Tutoring Spoken Dialogue System. Companion Proceedings ... Wrappers for Feature Subset Selection. Artificial Intelligence, Volume 97, Issue 1-2. D. J. Litman and K. Forbes-Riley, 2004. Annotating Student Emotional States in Spoken Tutoring Dialogues. ... Accuracy using best features for Precision of Emotional/Non-Emotional 5 Conclusion We have shown Co-training to be a promising approach for predicting emotions with spoken dialogue data. We have...
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Tài liệu Báo cáo khoa học: "GEMINI: A NATURAL LANGUAGE SYSTEM FOR SPOKEN-LANGUAGE UNDERSTANDING*" doc
... under- standing system developed for spoken language applications. This paper describes the details of the system, and includes relevant measurements of size, efficiency, and performance of each ... allows us to enforce a very coarse form of parse preferences (for exam- ple, prefering complete sentences to sentence frag- ments). These coarse preferences could also be enforced by the parse ... understanding system, there is a tension between robustness and correct- ness. Forgiving an error risks throwing away cru- cial information; furthermore, devices added to a system to enhance...
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