Báo cáo khoa học: "Using Reinforcement Learning to Build a Better Model of Dialogue State" pdf

Báo cáo khoa học: "Using Reinforcement Learning to Build a Better Model of Dialogue State" pdf

Báo cáo khoa học: "Using Reinforcement Learning to Build a Better Model of Dialogue State" pdf

... complexity of tasks that spoken dialogue systems are trying to handle, Reinforcement Learning (RL) has been increasingly used as a way of au- tomatically learning the best policy for a system to make. ... known immediately, in fact, usually only the final reward is known at the end of the dialogue. As long as we have a reward func- tion, Reinforcement Learning allo...
Ngày tải lên : 24/03/2014, 03:20
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Báo cáo khoa học: "Using Machine-Learning to Assign Function Labels to Parser Output for Spanish" ppt

Báo cáo khoa học: "Using Machine-Learning to Assign Function Labels to Parser Output for Spanish" ppt

... output by a prob- abilistic parser trained on Cast3LB. To our knowl- edge, this paper is the first to describe applying a data-driven approach to function-tag assignment to a language other than English. Our ... complex labels as atomic categories the number of unique labels in- creases and parse quality can deteriorate due to sparse data problems. Secondly, this approach, by...
Ngày tải lên : 08/03/2014, 02:21
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Báo cáo khoa học: "Using Machine Learning to Explore Human Multimodal Clarification Strategies" ppt

Báo cáo khoa học: "Using Machine Learning to Explore Human Multimodal Clarification Strategies" ppt

... information to a classifier, we compared the ac- curacy achieved in a 10-fold cross validation by a Na ¨ ıve Bayes classifier (as a standard) on these data sets against the majority class baseline, ... driving). All fea- tures are automatically extracted from the XML log-files (and are available at runtime in ISU- based dialogue systems). From these features we want to learn whethe...
Ngày tải lên : 23/03/2014, 18:20
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Báo cáo khoa học: "Using Machine Learning to Maintain Rule-based Named-Entity Recognition and Classification Systems" pdf

Báo cáo khoa học: "Using Machine Learning to Maintain Rule-based Named-Entity Recognition and Classification Systems" pdf

... due to the lack of experts. The exploitation of learning techniques to support this adaptation task has attracted the attention of researchers in language engineering. However, the adaptation of ... consists of a lexicon and a grammar. The lexicon is a set of NEs that are known beforehand and have been classified into semantic classes. The grammar is used to recogniz...
Ngày tải lên : 23/03/2014, 19:20
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Tài liệu Báo cáo khoa học: "Using Multiple Sources to Construct a Sentiment Sensitive Thesaurus for Cross-Domain Sentiment Classification" doc

Tài liệu Báo cáo khoa học: "Using Multiple Sources to Construct a Sentiment Sensitive Thesaurus for Cross-Domain Sentiment Classification" doc

... cheaper to collect compared to labeled data and is often available in large quan- tities. The use of unlabeled data enables us to ac- curately estimate the distribution of words in source and target ... UK j .a. carroll@ sussex.ac.uk Abstract We describe a sentiment classification method that is applicable when we do not have any la- beled data for a target domain but have some l...
Ngày tải lên : 20/02/2014, 04:20
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Tài liệu Báo cáo khoa học: "USING BRACKETED PARSES TO EVALUATE A GRAMMAR CHECKING APPLICATION" ppt

Tài liệu Báo cáo khoa học: "USING BRACKETED PARSES TO EVALUATE A GRAMMAR CHECKING APPLICATION" ppt

... the hand parse), Recall (the percentage of phrases in the hand parse that are also in the ma- chine parse), and Precision (the percentage of phrases in the machine parse that are in the hand ... utilizing hand-bracketed corpora (such as the University of Pennsylvania Treebank) as a basis for evaluation metrics have been discussed in Black et al. (1991), Harrison et al. (1991), an...
Ngày tải lên : 20/02/2014, 21:20
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Báo cáo khoa học: "Using Decision Trees to Construct a Practical Parser" pdf

Báo cáo khoa học: "Using Decision Trees to Construct a Practical Parser" pdf

... against training data, it not only adapts to any application domain but. also may avoid over- fitting to the data. In the late 80s and early 90s, the induction and parameter estimation of probabilis- ... Research Laboratories 2-2 Hikaridai, Seika-cho, Soraku-gun, Kyoto 619-02, Japan. tNTT Communication Science Laboratories 2-4 Hikaridai, Seika-cho, Soraku-gun, Kyoto 619-02, Japan....
Ngày tải lên : 23/03/2014, 19:20
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Báo cáo khoa học: "Using Machine Learning Techniques to Build a Comma Checker for Basque" pdf

Báo cáo khoa học: "Using Machine Learning Techniques to Build a Comma Checker for Basque" pdf

... for Basque Iñaki Alegria Bertol Arrieta Arantza Diaz de Ilarraza Eli Izagirre Montse Maritxalar Computer Engineering Faculty. University of the Basque Country. Manuel de Lardizabal Pasealekua, ... International Proofing Tools and Language Technologies. University of Patras (Greece). Aranzabe M., Arriola J.M., Díaz de Ilarraza A. 2004. Towards a Dependency Parser of Basque. Proceed...
Ngày tải lên : 31/03/2014, 01:20
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Báo cáo khoa học: "Using Machine Learning Techniques to Interpret WH-questions" potx

Báo cáo khoa học: "Using Machine Learning Techniques to Interpret WH-questions" potx

... Cover- age Asked in the above example); Additional refers to a level of detail characterized by a one- paragraph answer (this is the value of Coverage Would Give in the above example); and Extended indicates ... traditional QA research in its use of statistical models to pre- dict variables that represent a user’s informational goals. The variables under consideration include...
Ngày tải lên : 31/03/2014, 04:20
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Tài liệu Báo cáo khoa học: "Coreference for Learning to Extract Relations: Yes, Virginia, Coreference Matters" ppt

Tài liệu Báo cáo khoa học: "Coreference for Learning to Extract Relations: Yes, Virginia, Coreference Matters" ppt

... words of detailed, exhaustive annotation in Automatic Content Extraction (ACE) evaluations 1 ) many have explored bootstrapping relation extraction from a few (~20) seed instances of a relation. ... is in accordance with DoDI 5230.29, January 8, 2009. Abstract As an alternative to requiring substantial su- pervised relation training data, many have ex- plored bootstrappi...
Ngày tải lên : 20/02/2014, 04:20
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