topic switching strategies for spoken dialogue systems

... and that the recognition of the utterance topic is an important task of spoken dialogue systems. 3 The Topic Model In AI-based dialogue modelling, topics are associ- ated with a particular ... presented a probabilistic topic model to be used as a context model for spoken dialogue systems. The model combines both top-down and bottom-up approaches to topic modelling: the topic tree, which ... of likely topic shifts, whereas the infor- mation structure of the utterances is linked to the topic types via topic vectors which describe mutual information between the words and topic types....

Ngày tải lên: 20/02/2014, 18:20

... the No Help con- 152 Targeted Help for Spoken Dialogue Systems: intelligent feedback improves naive users' performance Beth Ann Hockey Research Institute for Advanced Computer Science (RIACS), NASA ... experience with spoken dialogue systems. The structure of the interaction with the system was the same for both groups. They were given minimal written instruction on how to use the system before the ... ex- periments on a spoken dialogue system for command and control of a simulated robotic helicopter. 1 Introduction Targeted Help makes use of user utterances that are out-of-coverage of the main dialogue...

Ngày tải lên: 08/03/2014, 21:20

... 2006. Infor- mation presentation in spoken dialogue systems. In Proceedings of EACL. James Henderson, Oliver Lemon, and Kallirroi Georgila. 2008. Hybrid reinforcement / supervised learning of dialogue ... 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 presentation in spoken ... influence of user tailoring and cognitive load on user performance in spoken dialogue systems. In Proc. of the 10th International Conference of Spoken Language Processing (Inter- speech/ICSLP). SJ...

Ngày tải lên: 08/03/2014, 21:20

... wizard-of-oz interface to study information pre- sentation strategies for spoken dialogue systems. In Proc. of the 1st International Workshop on Spoken Dialogue Systems. Crystal Nakatsu. 2008. ... Trainable sentence planning for complex in- formation presentation in spoken dialog systems. In Association for Computational Linguistics. R. Sutton and A. Barto. 1998. Reinforcement Learn- ing. MIT ... Moore, and Clifford Nass. 2007. The influence of user tailoring and cognitive load on user performance in spoken dialogue systems. In Proc. of the 10th International Conference of Spoken Language...

Ngày tải lên: 17/03/2014, 00:20

... Turn-Action 1 U: inform burger b1 Release 2 S: inform burger have b3 Release 3 U: inform side s1 Keep 4 U: inform drink d1 Keep 5 U: inform burger b3 Release 6 S: inform side have s2 Release 7 U: inform side ... Association for Computational Linguistics, pages 177–185, Uppsala, Sweden, 11-16 July 2010. c 2010 Association for Computational Linguistics Importance-Driven Turn-Bidding for Spoken Dialogue Systems Ethan ... approaches for spoken dialogue systems rely on the speaker re- leasing the turn before the other can take it. This reliance results in restricted interac- tions that can lead to inefficient dialogues. In...

Ngày tải lên: 23/03/2014, 16:20

... 85–88, Ann Arbor, June 2005. c 2005 Association for Computational Linguistics Two diverse systems built using generic components for spoken dialogue (Recent Progress on TRIPS) James Allen, George ... Introduction Building a robust spoken dialogue system for a new task currently requires considerable effort, includ- ing extensive data collection, grammar develop- ment, and building a dialogue manager that ... USA stent@cs.sunysb.edu Abstract This paper describes recent progress on the TRIPS architecture for developing spoken- lan- guage dialogue systems. The interactive poster session will include demonstrations of two...

Ngày tải lên: 08/03/2014, 04:22

... example dialogues have more primitive cousins under development today. Briefly, our example dialogue types are listed in Table 3. Dialogue with an Appliance Dialogue with an Application Dialogue ... it was first developed for bilingual dialogue in a voice-to-voice machine translation application. In this application, the Dialogue Manager is available for meta- dialogues with either user ... communica- tions which get incorporated by the Context Tracker into the dialogue history. 2 An Architecture for Spoken Dialogue Systems Having introduced our three discourse compo- nents, we now...

Ngày tải lên: 17/03/2014, 07:20

Ngày tải lên: 31/03/2014, 20:20

... has inspired several generic dialogue man- agers for spoken dialogue systems (e.g. (Rich and Sidner, 1998)). The NM requires that we have the discourse structure information at runtime. To do ... Interaction, 8(3-4). M. Rotaru and D. Litman. 2006. Exploiting Discourse Structure for Spoken Dialogue Performance Analy- sis. In Proc. of EMNLP. M. Walker, D. Litman, C. Kamm and A. Abella. ... and noNM ratings were run for each con- dition (“s”/“t”marks significant/trend differences). Results for Q1-6 Questions Q1-6 were inspired by previous work on spoken dialogue system evaluation...

Ngày tải lên: 20/02/2014, 12:20

... Information Presentation in Spoken Dialogue Systems Vera Demberg Institute for Natural Language Processing (IMS) University of Stuttgart D-70174 ... Developing a flexible spoken dialog system using simulation. In Proc. of ACL ’04. V. Demberg. 2005. Information presentation in spoken di- alogue systems. Master’s thesis, School of Informatics, University ... relevant criteria for later in the dialogue. Thus, the branching criterion for the first level of the tree is the attribute that has the highest weight according to the user model. For example, Figure...

Ngày tải lên: 22/02/2014, 02:20

... single dialogue act. Multiple is for utterances annotated with more than one dialogue act, and Overall indicates the performance over the entire set. P stands for precision, R for recall, and F for ... right those for the utterances annotated with multiple dialogue acts. Each dialogue act class typically contains several more specific dialogue acts that include domain-specific semantics (for example, ... correspond- ing to the dialogue acts identified in the dataset. with a dialogue act. The method addresses the prob- lem that, in development of new scenarios for con- versational dialogue systems, there...

Ngày tải lên: 07/03/2014, 22:20

... 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. ... of conversational discourse information in the spoken dialogue systems. By modeling the dialogue discourse as the speech act sequence, the predictive method for speech act identification is ... 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...

Ngày tải lên: 08/03/2014, 02:21

... used by a dialogue manager to decide appro- priate system reactions. The approach is novel in combining machine learning with n-best processing for spoken dialogue systems using the Information State ... natural lan- guage system for spoken- language understand- ing. In Proceedings of ACL-93. Malte Gabsdil. 2003. Classifying Recognition Re- sults for Spoken Dialogue Systems. In Proceed- ings of ... multi- tasking in dialogue systems. Traitement Automa- tique des Langues, 43(2):131–154. Oliver Lemon. 2004. Context-sensitive speech recognition in ISU dialogue systems: results for the grammar switching...

Ngày tải lên: 08/03/2014, 04:22

... Speech-Plans: Generating evaluative responses in spoken dialogue. In In Proceedings of INLG-02. MATCH: An Architecture for Multimodal Dialogue Systems Michael Johnston, Srinivas Bangalore, Gunaranjan ... vocabulary for multimodal and pen-based commands. Gestures are represented in the ink meaning lat- tice as symbol complexes of the following form: G FORM MEANING (NUMBER TYPE) SEM. FORM indicates ... informa- tion about required and optional roles for different types of actions); if it is not, then the system’s next move is to take the initiative and start an information- gathering subdialogue....

Ngày tải lên: 08/03/2014, 07:20

... Planning Under Uncertainty for Spo- ken Dialogue Systems. In Proc. EACL’09. V. Rieser and O. Lemon. 2010. Optimising informa- tion presentation for spoken dialogue systems. In Proc. ACL. (to ... Situated Spoken Dialogue Task. In Proc. ENLG’09. S. Janarthanam and O. Lemon. 2009c. Learning Lexi- cal Alignment Policies for Generating Referring Ex- pressions for Spoken Dialogue Systems. ... comprehension. Amsterdam: North-Holland. H. Cuayahuitl. 2009. Hierarchical Reinforcement Learning for Spoken Dialogue Systems. Ph.D. the- sis, University of Edinburgh, UK. R. Dale. 1989. Cooking...

Ngày tải lên: 16/03/2014, 23:20

... LuperFoy, editors, Dialogue Processing in Spoken Language Systems, pages 86-99. Springer-Verlag. Alon Lavie. 1996. GLR* : A Robust Grammar-Focused Parser for Spontaneously Spoken Language. Ph.D. ... Heeman. 1997. Utterance units in spoken dialogue. In Elisabeth Maier, Marion Mast, and Susann LuperFoy, editors, Dialogue Pro- cessing in Spoken Language Systems, pages 125-140. Springer-Verlag. ... conducted a preliminary experiment to in- vestigate how ISSS improves the performance of spoken dialogue systems. Two systems were com- 205 enables incremental understanding of user utter- ances...

Ngày tải lên: 17/03/2014, 07:20

Ngày tải lên: 23/03/2014, 18:20

Ngày tải lên: 23/03/2014, 19:20

Ngày tải lên: 31/03/2014, 00:20

Ngày tải lên: 31/03/2014, 03:20