Tài liệu Báo cáo khoa học: "BASED TEXT SEGMENTATION ON SIMILARITY BETWEEN WORDS" pdf

... TEXT SEGMENTATION BASED ON SIMILARITY BETWEEN WORDS Hideki Kozima Course in Computer Science and Information Mathematics, Graduate School, University of Electro-Communications 1-5-1, ... structure of text is an essential task in text understanding, especially in resolving anaphora and ellipsis. One of the constituents of the text struc- ture is a text segment. A text segment, ... of text. However, VMP does not work well on a high-density text. The reason is that coherence of a segment should be determined not only by reiteration of words but also by lexical cohesion....

Tài liệu Báo cáo khoa học: "Identifying the Semantic Orientation of Foreign Words" pdf

... method based on constructing a mul-tilingual network connecting English and for-eign words. We use this network to iden-tify the semantic orientation of foreign wordsbased on connection between ... the union of a set of English and foreign words.E is a set of edges connecting nodes in V . Thereare three types of connections: English-English con-nections, Foreign-Foreign connections and ... semantic orienta-tion of words has numerous applications in theareas of text classiﬁcation, analysis of prod-uct review, analysis of responses to surveys,and mining online discussions. Identifyingthe...

Tài liệu Báo cáo khoa học: "A text-based search interface for Multimedia Dialectics" ppt

... Proceedings of the EACL 2009 Demonstrations Session, pages 53–56,Athens, Greece, 3 April 2009.c2009 Association for Computational LinguisticsA text- based search interface for Multimedia ... The tool is a text- based search in-terface that facilitates the exploration of acorpus of audiovisual ﬁles, annotated withthe COSMOROE relations.1 IntroductionOnline multimedia content becomes ... processingapplications, and• it will allow interfacing with semantic lexicalresources, computational lexicons, text pro-cessing components and cross-lingual infor-mation resources for automatically...

Tài liệu Báo cáo khoa học: "Identifying Text Polarity Using Random Walks" pptx

... NaturalLanguage Processing. It has applicationsin text classiﬁcation, text ﬁltering, analysisof product review, analysis of responsesto surveys, and mining online discussions.We propose a method for identifying ... valuableresource for such an application.Another interesting application is mining onlinediscussions. A threaded discussion is an electronicdiscussion in which software tools are used to ... method only considersthe words it could assign a non-zero orientationvalue. If we consider all words, the accuracy willdrop to around 61%.4.1.1 Varying ParametersAs we mentioned in Section 3.4,...

Tài liệu Báo cáo khoa học: "Hierarchical Text Classiﬁcation with Latent Concepts" doc

... so on. Empirical evaluations have shownthat most of these methods are quite effective in tra-ditional text classiﬁcation applications.In past serval years, hierarchical text classiﬁcationhas ... Association for Computational Linguistics:shortpapers, pages 598–602,Portland, Oregon, June 19-24, 2011.c2011 Association for Computational LinguisticsHierarchical Text Classiﬁcation with ... follows. Sec-tion 2 describes the basic model of hierarchical clas-siﬁcation. Then we propose our algorithm in section3. Section 4 gives experimental analysis. Section 5concludes the paper.2...

Tài liệu Báo cáo khoa học: "SenseLearner: Word Sense Disambiguation for All Words in Unrestricted Text" doc

... and Demonstration Sessions,pages 53–56, Ann Arbor, June 2005.c2005 Association for Computational LinguisticsSenseLearner: Word Sense Disambiguationfor All Words in Unrestricted Text Rada ... SENSEVALevaluations.1 IntroductionThe task of word sense disambiguation consists ofassigning the most appropriate meaning to a polyse-mous word within a given context. Applications suchas machine ... translation, knowledge acquisition, com-mon sense reasoning, and others, require knowledgeabout word meanings, and word sense disambiguationis considered essential for all these applications.Most...

Tài liệu Báo cáo khoa học: "A Text Input Front-end Processor as an Information Access Platform" doc

... retrieved information into texts. The foreign language writing support tool we propose here automatically access information relevant to input texts. Like a Kana-Kanji conversion front-end processor ... information access function of the English writing support tool. 336 2. FEP-type Information Access Platform 2.1. Text input front-end processor with information access functions To allow ... better on their writing Input by User I Any Kana-Kanji Conversion FEP [ FEP-type Information Access Platform Any Text- input Application Mo ho,o,ic yzor I Retrieved ~ key words Znfo ma,ionl...

Tài liệu Báo cáo khoa học: "Untangling Text Data Mining" ppt

... operation imposes a rank ordering on the selected keywords. The final operation is a selection of only those documents that contain at least one of the top-ranked keywords and that contain mentions ... operations for the exploration of gene function within a biomedical text collection, where the functions of genes A, B, and C are known, and commonalities are sought to hypothesize the function ... standard text analysis prob- lems (such as categorization and segmentation) , there is an interesting task called On- line New Event Detection, whose input is a stream of news stories in chronological...

Tài liệu Báo cáo khoa học: "PLANNING TEXT FOR ADVISORY DIALOGUES" docx

... characterizing text structure in terms of the relations that hold between parts of a text (e.g., CONTRAST, MOTIVATION). The defini- tion of each RST relation includes constraints on the two ... follow-up questions in the context of the on- going conversation and to determine how to clarify a response when necessary. To pro- vide these capabilities, an explanation facility must ... attentional information to produce coherent text (McKeown, 1985, McCoy, 1985, Paris, 1988b), omitting intentional informa- tion, or conflating intentional and rhetorical information (Hovy,...

Tài liệu Báo cáo khoa học: "Representing Text Chunks" pdf

... rules with different context information are used successively for solving different prob- lems. We will use the same context information for all data. The optimal context size will be determined ... classifica- tion results of the best context size for determining the optimal context size for the classification tags. As a third step, we will evaluate combinations of classification results ... different combinations of chunk tag context sizes for the seven representation formats using 5-fold cross-validation on section 15 of the WSJ corpus. with explicit open bracket information preferred...

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