a distributional similarity baseline
Báo cáo khoa học: "Finding Word Substitutions Using a Distributional Similarity Baseline and Immediate Context Overlap" potx
... the head‘rescue’, andlemma:failing arg:ARG1 var:bankwhich indicates that the argument of ‘failing’ is‘bank’.Note that any tree can be transformed into a feature for a particular lexical item ... ContextualCorrelates of Semantic Similarity. In Language andCognitive Processes, 6(1), pp. 1–28, 1991.Shachar Mirkin, Ido Dagan and Maayan Geffet. 2004.Integrating Pattern-Based and Distributional ... Australia.Maayan Geffet and Ido Dagan. 2004. Feature VectorQuality and Distributional Similarity. ProceedingsOf the 20th International Conference on Computa-tional Linguistics, 2004.Maayan Geffet and...
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Tài liệu Báo cáo khoa học: "Finding Synonyms Using Automatic Word Alignment and Measures of Distributional Similarity" pdf
... other languages found in parallel cor-pora are seen as the (translational) context of thatword. We assume that words that share transla-tional contexts are semantically related. Hence,relatedness ... syntax-based approaches and multilingual alignment-based approaches and compare their performancewhen using the same similarity measures and eval-uation set.2 Related WorkMonolingual syntax-based distributional ... otherresearchers (Kilgarriff and Yallop, 2000) we can state thatthis approach generates a type of semantic similarity that isof a looser kind, an associative kind,for example doctor anddisease....
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Tài liệu Báo cáo khoa học: "Measures of Distributional Similarity" ppt
... empirical approach taken in this paper as complementary to Lin's. That is, we are working in the context of a particular appli- cation, and, while we have no mathematical cer- tainty ... work. Smadja et al. (1996) observe that for two potential mutual transla- tions X and Y, the fact that X occurs with translation Y indicates association; X's occur- ring with a translation ... several familiar functions. The cosine metric and Jaccard's coefficient are com- monly used in information retrieval as measures of association (Salton and McGill, 1983). Note that Jaccard's...
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Tài liệu Báo cáo khoa học: "Distributional Similarity Models: Clustering Neighbors" doc
... Dagan, Shaul Marcus, and Shaul Markovitch. 1995. Contextual word similarity and estimation from sparse data. Computer Speech and Lan- guage, 9:123-152. Ido Dagan, Lillian Lee, and Fernando ... Given an unseen pair (n, v), we calcu- late an estimate 15(vln ) as an appropriate aver- age of p(vln I) where n I is distributionally sim- ilar to n. Many distributional similarity mea- sures ... computational rather than in modeling el- ing yields a far more compact representation of the data when k, the model size parameter, is smaller than INf. As noted above, various au- thors have...
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Báo cáo khoa học: "Reducing semantic drift with bagging and distributional similarity" pdf
... of the Aus-tralasian Language Technology Association Workshop,pages 97–105, Hobart, Australia.Edgar Meij and Sophia Katrenko. 2007. Bootstrapping lan-guage associated with biomedical entities. ... affectshumans, animals and or plantsasthma hepatitis tuberculosis HIV malaria(κ1:0.98, κ2:1.0)DRUGDrugs: A pharmaceutical preparationacetylcholine carbachol heparin penicillin tetracy-clin ... Meeting of the Association for Com-putational Linguistics, pages 809–816, Sydney, Australia.Patrick Pantel and Deepak Ravichandran. 2004. Automati-cally labelling semantic classes. In Proceedings...
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Báo cáo khoa học: "M AX S IM: A Maximum Similarity Metric for Machine Translation Evaluation" doc
... workshop, Kappa values measured forinter- and intra-annotator agreement for rank andconstituent are substantially higher than those foradequacy and fluency, indicating that rank and con-stituent are ... StatisticalMachine Translation, ACL07, pages 256–264.H. W. Kuhn. 1955. The hungarianmethod for the assign-ment problem. Naval Research Logistic Quarterly,2(1):83–97. A. Lavie and A. Agarwal. ... chunking, named en-tity tagging, and finally semantic role tagging needto be performed.2.3 ParaEvalThe ParaEval metric (Zhou et al., 2006) uses a large collection of paraphrases, automatically ex-tracted...
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Báo cáo khoa học: "Syntax is from Mars while Semantics from Venus! Insights from Spectral Analysis of Distributional Similarity Networks" ppt
... them.What are the commonalities and differences be-tween the syntactic and semantic distributional patterns of the words of a language? This study isan initial attempt to answer this fundamental andintriguing ... syntactic class for a long time. There-fore, it is reasonable to advocate that characteriza-tion and processing of syntatic classes is far lessconfusing than that of the semantic classes – a ... basis of formation of the natu-ral classes or communities within these networks.These observations collectively point towards a well accepted fact that the semantic space of nat-ural languages...
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Báo cáo khoa học: "Exploring Distributional Similarity Based Models for Query Spelling Correction" docx
... leverage all available features, which could include (but not limited to) tradi-tional character string-based typographical simi-larity, phonetic similarity and distributional simi-larity ... models that are able to take advantage of this property. Experimental results demon-strate that the distributional similarity based models can significantly outper-form their baseline systems ... distributional similarity to achieve better spelling correction accuracy. We present two methods that are able to take advan-tage of distributional similarity information. The first method extends a...
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Báo cáo khoa học: "Integrating Pattern-based and Distributional Similarity Methods for Lexical Entailment Acquisition" doc
... Patrick and Deepak Ravichandran. 2004. Automatically Labeling Semantic Classes. In Proc. of HLT/NAACL-04. Boston, MA. Ravichandran, Deepak and Eduard Hovy. 2002. Learning Surface Text Patterns ... Lexical Distribu-tional Similarity. In Proc. of COLING-04. Geneva, Switzerland. Yangarber, Roman, Ralph Grishman, Pasi Tapanainen and Silja Huttunen. 2000. Automatic Acquisition of Domain ... IJCAI-03. Aca-pulco, Mexico. Pantel, Patrick, Deepak Ravichandran, and Eduard Hovy. 2004. Towards Terascale Semantic Acquisi-tion. In Proc. of COLING-04. Geneva, Switzer-land. Pantel, Patrick...
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Tài liệu CHILDREN’S HEALTH AND THE ENVIRONMENT IN EUROPE: A BASELINE ASSESSMENT doc
... HerzegovinaEstoniaGreeceBulgariaCroatiaArmeniaSerbia and MontenegroLatviaLithuaniaRussian FederationPortugalUkraineAlbaniaUzbekistanGeorgiaTurkeyTurkmenistanKyrgyzstanKazakhstanTajikistanBelarusAzerbaijanRomaniaRepublic ... Bakunts a Ministry of Health,Yerevan, ArmeniaGerhard Fülöp a Austrian Health Institute,Vienna, AustriaCharlotte Wirl a, bAustrian Health Institute,Vienna, AustriaTatiana Naumenko a Republican ... or last available year13Note. Data for Belgium, Greece and Portugal are for 1995; data for Armenia, Azerbaijan, Belarus, Cyprus, Georgia, Kazakhstan,Kyrgyzstan, Republic of Moldova, Russian...
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Tài liệu A baseline study on psychosocial support of orphans and vulnerable children in two villages in Botswana docx
... Botswana and the Botswana Harvard Partnership in Botswana as well as the National Institute of Health Research [formerly Blair Research Institute] and the Biomedical Research & Training ... sub-Saharan AfricaThe AIDS epidemic has created an estimated 15 million orphans worldwide. Eighty per cent of these orphans live in Sub-Saharan Africa (Kanabus & Fredriksson 2004). Tragically, ... caregivers are not always able to provide for the basic things that are needed for survival. A majority of the parents/guardians reported that they had heard about HIV/AIDS. Both parents and guardians...
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- đông nam á
- measures of distributional similarity
- measures of distributional similarity lillian lee
- building a distributional thesaurus
- a maximum similarity metric
- bagging and distributional similarity
- scaling distributional similarity to large corpora
- solving relational similarity problems using the web as a corpus
- reducing semantic drift with bagging and distributional similarity
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