chinese word sense disambiguation based on context expansion
Tài liệu Báo cáo khoa học: "An Equivalent Pseudoword Solution to Chinese Word Sense Disambiguation" ppt
... Discrimination with Parallel Corpora. In Workshop on Word Sense Disambiguation: Recent Successes and Future Directions, pages 54-60. Cong Li and Hang Li. 2002. Word Translation Dis-ambiguation Using ... simulta-neously, only one of which has an available sense inventory. The results showed that word- level translation correspondences are a valuable source of information for sense disambiguation. The ... to EP -based WSD methods. This section focuses on the application of the EP concept to WSD, and chooses Bayesian method for the classifier construction. 4.1 A Sense Classifier Based on the...
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Báo cáo khoa học: "Word Sense Disambiguation using lexical cohesion in the context" ppt
... Sem-Cor). 7 Conclusion and discussion 7.1 Local context and topic context On the analysis of standard deviation of preci-sion on different stage in Figure 1 and 2 we can conclude that the ... the complexity of contextual happenings of words. Since the word association norm captures both syntagmatic and pragmatic relations in words, we transform the context words of the target ... summarization and cohesion analysis. In contrast with previous methods we only record the lexical hub of each sense of the target, and we don’t keep track of other context words. In other words,...
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Tài liệu Báo cáo khoa học: "Cross-lingual Parse Disambiguation based on Semantic Correspondence" pptx
... Computational Linguistics, pages 125–129,Jeju, Republic of Korea, 8-14 July 2012.c2012 Association for Computational LinguisticsCross-lingual Parse Disambiguation based on Semantic CorrespondenceLea ... optimize the parameters such as disam-biguation precision vs. amount of disambiguation. As no language-specific assumptions are hardcoded in our disambiguation system, it would bevery interesting ... versa,which allows for disambiguation of phenomenawhich are ambiguous in only one of the languages.We use the above observations for cross-lingualparse disambiguation. We experimented with...
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Tài liệu Báo cáo khoa học: "ParaSense or How to Use Parallel Corpora for Word Sense Disambiguation" pdf
... creation can be run automatically.4 ConclusionWe presented preliminary results for a multilingualclassification -based approach to Word Sense Dis-ambiguation. In addition to the commonly usedmonolingual ... Optimization for Machine-Learning of Word Sense Disambiguation. NaturalLanguage Engineering, Special Issue on Word Sense Disambiguation Systems, 8:311–325.N. Ide, T. Erjavec, and D. Tufis¸. 2002. Sense ... classification- based approach to Word Sense Disambigua-tion. Instead of using a predefined monolin-gual sense- inventory such as WordNet, we usea language-independent framework where the word senses...
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Tài liệu Báo cáo khoa học: "SenseLearner: Word Sense Disambiguation for All Words in Unrestricted Text" doc
... Interactive Poster and Demonstration Sessions,pages 53–56, Ann Arbor, June 2005.c2005 Association for Computational LinguisticsSenseLearner: Word Sense Disambiguation for All Words in Unrestricted ... 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 ... Precision and recall for the SENSELEARNERsemantic models, measured on the SENSEVAL-2 andSENSEVAL-3 English all words data. Results for com-binations of contextual (model*1/2) and collocational(model*Coll)...
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Tài liệu Báo cáo khoa học: "A Kernel PCA Method for Superior Word Sense Disambiguation" ppt
... issue on SEN-SEVAL.Hoa Trang Dang and Martha Palmer. Combiningcontextual features for word sense disambigua-tion. In Proceedings of the SIGLEX/SENSEVALWorkshop on Word Sense Disambiguation: ... Spe-cial issue on SENSEVAL.Adam Kilgarriff. English lexical sample task de-scription. In Proceedings of Senseval-2, Sec-ond International Workshop on Evaluating Word Sense Disambiguation Systems, ... Wicentowski. TheJohns Hopkins SENSEVAL2 system descrip-tions. In Proceedings of Senseval-2, Sec-ond International Workshop on Evaluating Word Sense Disambiguation Systems, pages 163–166,Toulouse,...
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Báo cáo khoa học: "Estimating Class Priors in Domain Adaptation for Word Sense Disambiguation" pdf
... identifying the correct meaning, or sense of a word in context, is known as word sense disambiguation (WSD). Among the various ap-proaches to WSD, corpus -based supervised ma-chine learning ... @comp.nus.edu.sgAbstractInstances of a word drawn from differentdomains may have different sense priors(the proportions of the different senses ofa word) . This in turn affects the accuracyof word sense disambiguation (WSD) ... and Hwee Tou Ng. 2005b. Word sense disambiguation with distribution estimation.In Proc. of IJCAI05.Pedro Domingos and Michael Pazzani. 1996. Beyondindependence: Conditions for the optimality...
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Báo cáo khoa học: "Word Sense Disambiguation Improves Statistical Machine Translation" docx
... IntroductionMany words have multiple meanings, depending on the context in which they are used. Word sense dis-ambiguation (WSD) is the task of determining thecorrect meaning or sense of a word in context. ... hierarchical phrase -based model for statistical machine translation, based on weighted synchronous context- free grammar (CFG)(Lewis and Stearns, 1968). A synchronous CFGconsists of rewrite rules ... thatthe most number of words any candidate translationhas is two words. Since among all the 2 -word candi-date translations, the translation “every month” hasthe highest translation probability as...
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Báo cáo khoa học: "Learning Expressive Models for Word Sense Disambiguation" pot
... Johnson. 2004. Mul-ti-component Word Sense Disambiguation. Proceed-ings of Senseval-3: 3rd International Workshop on the Evaluation of Systems for the Semantic Analysis of Text, Barcelona, ... machine translation system. References Eneko Agirre and German Rigau. 1996. Word Sense Disambiguation using Conceptual Density. Proceed-ings of the 15th Conference on Computational Lin-guistics ... translation, WSD, or translation disambiguation, is responsible for identifying the correct translation for an ambiguous source word. There is not always a direct relation between the possible senses...
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Báo cáo khoa học: "Domain Adaptation with Active Learning for Word Sense Disambiguation" pdf
... IntroductionIn natural language, a word often assumes differentmeanings, and the task of determining the correctmeaning, or sense, of a word in different contextsis known as word sense disambiguation ... super-vised word sense disambiguation systems. In Proc. ofEMNLP/VLC00.A. Fujii, K. Inui, T. Tokunaga, and H. Tanaka. 1998.Selective sampling for example -based word sense dis-ambiguation. Computational ... Association of Computational Linguistics, pages 49–56,Prague, Czech Republic, June 2007.c2007 Association for Computational LinguisticsDomain Adaptation with Active Learning for Word Sense Disambiguation Yee...
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Báo cáo khoa học: "SenseRelate::TargetWord – A Generalized Framework for Word Sense Disambiguation" doc
... Relatedness Measure Context Target Sense PreprocessingFormat Filter Sense Inventory Context SelectionPostprocessingPick Sense Figure 1: A generalized framework for Word Sense Disambiguation. modules ... stop–words.However, not all words in the surrounding context are indicative of the correct sense of the target word. An intelligent selection of the context words used inthe disambiguation process ... sur-rounding context should consist of. In the currentimplementation, the context selection module usesan n word window around the target word as con-text. The window includes the target word, and...
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Báo cáo khoa học: "Relieving The Data Acquisition Bottleneck In Word Sense Disambiguation" ppt
... Supervised Sense Tagging using Support VectorMachines. Proceedings of the Second InternationalWorkshop on Evaluating Word Sense Disambiguation Systems (SENSEVAL-2). Toulouse, France.Scott Cotton, ... Phil Edmonds, Adam Kilgarriff, andMartha Palmer, ed. 2001. SENSEVAL-2: SecondInternational Workshop on Evaluating Word Sense Disambiguation Systems. ACL SIGLEX, Toulouse,France.Mona Diab. ... that SDC is a very good direct indicator of PR.5.7 Sense Context ConfusabilityA situation of sense context confusability (SCC)arises when two senses of a noun are very similarand are highly...
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