superior word sense disambiguation
Tài liệu Báo cáo khoa học: "A Kernel PCA Method for Superior Word Sense Disambiguation" ppt
... ofTable 1: Two of the Senseval-2 sense classes for the target word “art”, from WordNet 1.7 (Fellbaum 1998).Class Sense 1 the creation of beautiful or significant things2 a superior skilllarge, ... the Senseval 2 Englishlexical sample task. It includes 73 target words,among which nouns, adjectives, adverbs and verbs.For each word, training and test instances taggedwith WordNet senses ... and Jessica Stevens.Supervised sense tagging using support vectormachines. In Proceedings of Senseval-2, Sec-ond International Workshop on Evaluating Word Sense Disambiguation Systems, pages...
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Tài liệu Báo cáo khoa học: "ParaSense or How to Use Parallel Corpora for Word Sense Disambiguation" pdf
... Cross-Lingual Word Sense Disambiguation task for all five targetlanguages.1 Introduction Word Sense Disambiguation (WSD) is the NLPtask that consists in selecting the correct sense ofa polysemous word ... 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 discrimi-nation ... 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 are derived...
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Tài liệu Báo cáo khoa học: "An Equivalent Pseudoword Solution to Chinese Word Sense Disambiguation" ppt
... two words. An ambiguous word has the same number of EPs as of senses. Each EP's sense maps to a sense of ambiguous word. The semantic equivalence demands further equivalence at each sense ... 2003. Word Sense Disambiguation Within a Multilingual Framework. PhD thesis, University of Maryland College Park. Mona Diab. 2004a. Relieving the Data Acquisition Bottleneck in Word Sense Disambiguation. ... morpheme words for every sense of the word in construction of the EP, rich semantic information can be acquired in the training step and is an advantage for sense disambiguation. 2) Senseval-3...
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Tài liệu Báo cáo khoa học: "SenseLearner: Word Sense Disambiguation for All Words in Unrestricted Text" doc
... describes SENSELEARNER – aminimally supervised word sense disam-biguation system that attempts to disam-biguate all content words in a text usingWordNet senses. We evaluate the accu-racy of SENSELEARNER ... minimally supervised word- sense dis-ambiguation that attempts to disambiguate all contentwords in a text using WordNet senses. The results ob-tained on both SENSEVAL-2 and SENSEVAL-3 datasets ... 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 disambiguation is...
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Báo cáo khoa học: "Estimating Class Priors in Domain Adaptation for Word Sense Disambiguation" pdf
... @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 ... Chan and Hwee Tou Ng. 2005a. Scalingup word sense disambiguation via parallel texts. InProc. of AAAI05.Yee Seng Chan and Hwee Tou Ng. 2005b. Word sense disambiguation with distribution estimation.In ... each sense of a word to predict the predominant sense. As in our earlierwork (Chan and Ng, 2005b), we normalized theprevalence score of each sense to obtain estimated sense priors for each word, ...
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Báo cáo khoa học: "Word Sense Disambiguation using lexical cohesion in the context" ppt
... Re-latedness to Perform Word Sense Disambiguation. Sinopalnikova, A. (2004). Word Association Thesau-rus as a Resource for Building Wordnet. In GWC 2004. Sussna, M. (1993). Word Sense Disambiguation ... Issue on Senseval: Evaluating Word Sense Disambiguation Programs. Computers and the Humanities 34(1-2): 1-13. Kilgarriff, A. and J. Rosenzweig (2000). Framework and Results for English Senseval. ... of WordNet), we still can’t com-pletely rely on WordNet, which focuses on the paradigmatic relations of words, to fully cover the complexity of contextual happenings of words. Since the word...
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Báo cáo khoa học: "Word Sense Disambiguation Improves Statistical Machine Translation" docx
... IntroductionMany words have multiple meanings, depending onthe 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. ... thatin resolving sense ambiguity, a WSD system will beable to help an MT system to determine the correcttranslation for an ambiguous word. To determine thecorrect sense of a word, WSD systems ... extra English words pro-vided by Hiero+WSD, though appropriate, do not39translation choices for a word w were defined as theset of words or phrases aligned to w, as gatheredfrom a word- aligned...
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Báo cáo khoa học: "Learning Expressive Models for Word Sense Disambiguation" pot
... words to the right and left of the verb, identified using POS tags, represented by has_narrow(snt, word_ position, word) : has_narrow(snt1, 1st _word_ left, mind). has_narrow(snt1, 1st _word_ right, ... the positions of the words, represented by has_narrow_trns(snt, word_ position, portuguese _word) : has_narrow_trns(snt1, 1st _word_ right, como). has_narrow_trns(snt1, 2nd _word_ right, um). … ... simple, containing only the sentence identifier and the sense of the verb in that sentence, i.e. sense( snt, sense) : sense( snt1,voltar). sense( snt2,ir). … Based on the examples, background...
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Báo cáo khoa học: "Domain Adaptation with Active Learning for Word Sense Disambiguation" pdf
... 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 (WSD). ... the dif-ference in sense priors (i.e., the proportions of thedifferent senses of a word) between BC and WSJ.When the authors assumed they knew the sense pri-ors of each word in BC and WSJ, ... of active learn-ing for word sense disambiguation. In Proc. ofHLT/NAACL06.H. T. Dang. 2004. Investigations into the Role of Lex-ical Semantics in Word Sense Disambiguation. PhDdissertation,...
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Báo cáo khoa học: "SenseRelate::TargetWord – A Generalized Framework for Word Sense Disambiguation" doc
... methodof word sense disambiguation that com-putes the intended sense of a target word, using WordNet-based measures of seman-tic relatedness (Patwardhan et al., 2003).SenseRelate::TargetWord is ... algorithm. The disambiguation process is carried out byselecting that sense of the target word which is most related to the context words.Relatedness between word senses is mea-sured using the WordNet::Similarity ... MeasureContextTarget Sense PreprocessingFormat Filter Sense InventoryContext SelectionPostprocessingPick Sense Figure 1: A generalized framework for Word Sense Disambiguation. modules...
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Báo cáo khoa học: "Relieving The Data Acquisition Bottleneck In Word Sense Disambiguation" ppt
... significance.L1 words that translate into the same L2 word are grouped into clusters;SALAAM identifies the appropriate senses forthe words in those clusters based on the wordssenses’ proximity in WordNet. ... SENSEVAL-2: SecondInternational Workshop on Evaluating Word Sense Disambiguation Systems. ACL SIGLEX, Toulouse,France.Mona Diab. 2004. An Unsupervised Approach for Boot-strapping Arabic Word ... GenCor(Mihalcea&Moldovan, 1999). GenCor createsseeds from monosemous words in WordNet, Sem-cor data, sense tagged examples from the glossesof polysemous words in WordNet, and other handtagged data if available....
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Báo cáo khoa học: "Exploiting Parallel Texts for Word Sense Disambiguation: An Empirical Study" potx
... sample task of SENSEVAL-2. We rely on two sources to decide on the sense classes of w: (i) The sense definitions in WordNet 1.7, which lists seven senses for the noun channel. Two senses are ... with sense distinctions across multiple languages. Ide et al. (2002) investigated word sense distinctions us-ing parallel corpora. Resnik and Yarowsky (2000) considered word sense disambiguation ... Word Sense Disambigua-tion Systems (SENSEVAL-2), pages 17-20. Yoong Keok Lee and Hwee Tou Ng. 2002. An empiri-cal evaluation of knowledge sources and learning al-gorithms for word sense disambiguation. ...
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Báo cáo khoa học: "Word Sense Disambiguation Using Pairwise Alignment" potx
... theSpecial Issue on Word Sense Disambiguation: TheState of the Art. Computational Linguistics, 24(1):1-40.Adam Kilgarriff. 1998. Senseval: An exercise in eval-uating word sense disambiguation ... formeruses some words around a target word, representedby n -word window. The latter uses some syntacticrelations, say, verb-object, including necessarily atarget word. However, there are some words ... similar context have the same sense (Charniak,1993; Lin, 1997). That is, once we prepare the pro-totype sequences for each sense, we can determinethe sense of the target word as one with the mostsimilar...
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Báo cáo khoa học: "A Method for Word Sense Disambiguation of Unrestricted Text" potx
... semantically untagged word1 - word2 pair (W1 - W2) OUTPUT: ranking the senses of one word PROCEDURE: STEP 1. Form a similarity list ]or each sense of one of the words. Pick one of the words, say ... of the words, say W2, and using WordNet, form a similarity list for each sense of that word. For this, use the words from the synset of each sense and the words from the hypernym synsets. ... be- tween the sense i of the word X and all the senses of the words Y. The results are shown in the tables below where the conceptual den- sity calculated for the sense #i of word X is presented...
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Báo cáo khoa học: "WORD-SENSE DISAMBIGUATION METHODS USING STATISTICAL" pot
... 268 Word: cent Informant: Word to the left Information: .378 bits Sense 1 Sense 2 per 0 8 5 2 a one 4 7 Common informant values for each sense Pr(French I Sense 1) Pr(French [Sense ... each sense Sense 1 longtemps de UR quelques denx 1 plus trois Sense 2 le la l' ce les 1968 Comnmn informant values for each sense Pr(English [Sense 1) Pr(English [ Sense ... sense- disambiguation questions. FUTURE WORK Although our results are promising, this particular method of assigning senses to words is quite limited. It assigns at most two senses to a word, ...
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- resolve word sense ambiguity
- chinese word sense disambiguation
- positive and unlabeled examples for word sense disambiguation an empirical study on japanese web search query
- a widecoverage word sense disambiguation system
- an empirical study of the behavior of active learning for word sense disambiguation
- it makes sense a widecoverage word sense disambiguation system for free text
- an equivalent pseudoword solution to chinese word sense disambiguation
- chinese word sense disambiguation based on context expansion
- improving statistical machine translation using word sense disambiguation
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