Báo cáo khoa học: "Using Lexical Dependency and Ontological Knowledge to Improve a Detailed Syntactic and Semantic Tagger of English" pot
Báo cáo khoa học: "Using Lexical Dependency and Ontological Knowledge to Improve a Detailed Syntactic and Semantic Tagger of English" pot
... database, and an automatically acquired on-tology made by clustering words in a large corpus of unannotated text.We have chosen to use hierarchical schemes forboth the automatic and manually ... Knowledge to Improve a Detailed Syntactic and Semantic Tagger of EnglishAndrew FinchNiCT∗-ATR†Kyoto, Japanandrew.finch@atr.jpEzra BlackEpimenides Corp.New York, USAezra.black@epimenides.comYoung-Sook ... seen as a form of semantic categorization acting in a similarmanner to the semantic class of a word in the sys-tem of (Lamjiri et al., 2004). The major differenceis that with a left -to- right...
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Báo cáo khoa học: "Using Document Level Cross-Event Inference to Improve Event Extraction" potx
... director of Iran's biggest-selling daily newspaper and official organ of Tehran's municipality has stepped down following the appointment of a conservative …it was founded a decade ago ... same type”, and base our approach on the idea that a document containing a certain type of event is likely to contain instances of related events”. In this paper, automatically extracted within-event ... information to aid local event extraction systems. For example, Finkel et al. (2005), Maslennikov and Chua (2007), Ji and Grishman (2008), and Patwardhan and Riloff (2007, 2009) tried to use...
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Báo cáo khoa học: "Using lexical and relational similarity to classify semantic relations" pptx
... objects, and many are suitable only for comparing sets of small cardinality. Kondor and Jebara (2003) take a distributional approach similar to ours, fitting mul-tivariate normal distributions to the ... PairClass algorithm to a number of problems including SAT verbal analogy tests,synonym/antonym classification and distinctionbetween semantically similar and semantically as-sociated words. ... 1994), and unsupervised learningmethods offer a data-driven means of discoveringrelational classes.AcknowledgementsWe are grateful to Peter Turney, Andreas Vla-chos and the anonymous EACL reviewers...
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Tài liệu Báo cáo khoa học: Epidermal growth factor receptor in relation to tumor development: EGFR gene and cancer ppt
... C-terminal regula-tory domain. These provide docking sites for downstream molecules and lead to the evasion of apoptosis, to proliferation, to invasion and to metas-tases, all of which are important ... for a 170kDa receptor tyrosine kinase. AllERBB proteins have four functional domains: anextracellular ligand-binding domain; a transmembranedomain; an intracellular tyrosine kinase domain; and ... transducer and activator of transcription(STAT)3 and STAT5 pathways (Fig. 2) [3]. These even-tually result in cell proliferation, migration and metas-tasis, evasion from apoptosis, or in angiogenesis,...
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Báo cáo khoa học: "Semi-supervised Dependency Parsing using Lexical Affinities" doc
... configurations OBJ and SBJ concern subject and object attachments,configuration ADJ is related to attachments of ad-jectives to nouns and configurations NdeN, VdeN,VaN, and NaN indicate prepositional ... that we only take attachmentsthat appear in an n-best parse list into account, whilethey consider the first best parse and compute all po-tential alternative attachments, that may not actuallyoccur ... train-ing approaches to parsing (McClosky et al., 2006;Suzuki et al., 2009; Steedman et al., 2003; Sagae and Tsujii, 2007) where a parser is first trained on a treebank and then used to parse...
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Tài liệu Báo cáo khoa học: "Using Smaller Constituents Rather Than Sentences in Active Learning for Japanese Dependency Parsing" docx
... Akasaka, Minato-ku,Tokyo 107-6211, Japanmsassano@yahoo-corp.jpSadao KurohashiGraduate School of Informatics,Kyoto UniversityYoshida-honmachi, Sakyo-ku,Kyoto 606-8501, Japankuro@i.kyoto-u.ac.jpAbstractWe ... Hitoshi Isa-hara. 1999. Japanese dependency structure analy-sis based on maximum entropy models. In Proc. of EACL-99, pages 196–203.Hiroyasu Yamada and Yuji Matsumoto. 2003. Statis-tical dependency ... languages are basically head-final languages and have similar constraints inSection 3.2. Although no one has reported appli-cation of (Sassano, 2004) to the languages so far,we believe that similar...
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Tài liệu Báo cáo khoa học: "Using Cycles and Quasi-Cycles to Disambiguate Dictionary Glosses" pdf
... resort to the FS baseline. As a result, theapproach can be applied to obtain a semantic net-work from the disambiguation of virtually any lex-ical resource available in machine-readable formatfor ... Overlap approach (semantic rela-tions are not available in the Macquarie Concise) and to the low number of matches between source and target entries.Ragazzini/Biagi. Finally, we performed an ... Quasi-Cycles to Disambiguate Dictionary GlossesRoberto NavigliDipartimento di InformaticaSapienza - Universit` a di RomaVia Salaria, 113 - 00198 Roma Italynavigli@di.uniroma1.itAbstractWe present...
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Báo cáo khoa học: "Cross-Domain Dependency Parsing Using a Deep Linguistic Grammar" docx
... systemsachieved high accuracy which are comparable to the treebank-based statistical parsers. Notably arethe constraint-based linguistic frameworks withmathematical rigor, and provide grammatical anal-yses ... will not automatically lead to perfor-mance improvement. It should be noted that do-main adaptation also presents a challenge to thedisambiguation model of the HPSG parser. Alldatasets we ... unsupervised adaptation of statistical parsers. McClosky et al. (2006) and Mc-Closky et al. (2008) have shown that out-domainparser performance can be improved with self-training on a large amount of...
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Báo cáo khoa học: "Making Lexical Ontologies Functional and Context-Sensitive" pdf
... ”alco-holic apple-juice” is enough to implicate the cate-gory Liquor, rather than Juice, as a semantic head,while ”lovable snake” can be enough of a context to locally categorize Snake as a ... is an ironic way of saying ”ashairless as a bowling ball” (also found just once).Many ironies can only be recognized using world knowledge, such as ”as sober as a Kennedy” and ”astanned as an ... that are all taxonomicallyclose, such as ”gladiator” (two senses: a boxer and a combatant), we consider each sense to be a suitabletarget. In some cases, the WordNet gloss for as par-ticular...
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Báo cáo khoa học: "Computational Lexical Semantics, Incrementality, and the So-called Punctuality of Events" potx
... Jackendoff (1996), have denied atomicity any semantic content, and have argued that it is a pragmatic category. I do not intend to claim here that atomicity is not subject to pragmatic constraints. ... Computational Lexical Semantics, Incrementality, and the So-called Punctuality of Events Patrick CAUDAL TALANA, UFRL, Universit6 Pads 7 2, place Jussieu 75251 Paris Cedex 05, France caudal ... mapping do not apply to scalar events. Affectedness indicates that an argument undergoes an incremental (cf. eat) or a definite change of state (cf. throw), and not a gradual bu___!t total...
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