Tài liệu Báo cáo khoa học: "ParaSense or How to Use Parallel Corpora for Word Sense Disambiguation" pdf

... for Computational Linguistics:shortpapers, pages 317–322,Portland, Oregon, June 19-24, 2011.c2011 Association for Computational LinguisticsParaSense or How to Use Parallel Corpora for Word ... exploratory ex-periments for a multilingual classiﬁcation-based approach to Word Sense Disambigua-tion. Instead of using a predeﬁned monolin-gual sense- inventory such as WordNet, we use a ... Furthermore, our WSD systemdoes not use any information from external lexicalresources such as WordNet (Fellbaum, 1998) or Eu-roWordNet (Vossen, 1998).317ity scores) are then stored in a word sense...

Tài liệu Báo cáo khoa học: "A Practical Solution to the Problem of Automatic Word Sense Induction" doc

... Recent studies in word sense induction are based on clustering global co-occurrence vec-tors, i.e. vectors that reflect the overall be-havior of a word in a corpus. If a word is se-mantically ... topic of this paper is word sense induction, that is the automatic discovery of the possible senses of a word. A related problem is word sense disambiguation: Here the senses are assumed to ... vectors. This is called global clustering. Since (by looking at differential vectors) their algorithm al-lows a word to belong to more than one cluster, each cluster a word is assigned to...

Tài liệu Báo cáo khoa học: "Answer Extraction, Semantic Clustering, and Extractive Summarization for Clinical Question Answering" pdf

... broad overview, or perusemultiple abstracts within a cluster for a more thor-ough review of the evidence. Our cluster-basedsystem is able to support both types of behaviors.This work demonstrates ... answer justiﬁcation is important for physicians.The nugget evaluation methodology (Voorhees,2005) developed for scoring answers to com-plex questions is not suitable for our task, sincethere ... truncated; for example, theMeSH category “Chemical and Drugs” is too gen-eral to be useful. This process was manually per-formed during system development. We decided to allow an abstract to appear...

Tài liệu Báo cáo khoa học: "Integration of Speech to Computer-Assisted Translation Using Finite-State Automata" pdf

... rescoring but with verylarge value for N. Another advantage of workingwith ASR word graphs is the capability to passon the word graphs for further processing. For instance, the resulting word ... sourcewords. The above assumption is not critical for rescoring the ASR word graphs, as we are con-ﬁdent that the word order is correct in the ASRoutput. In addition, we assume low probability for the ... 716Singletons 2 302 6 064Dev: Sentences 700Running Words 8 823 8 050Unknown words 56 108Eval: Sentences 862Running Words 11 019 10 094Unknown words 58 100The test corpus recognition word error...

Tài liệu Báo cáo khoa học: "PROSPECTS OR PRACTICAL NATURAL LANGUAGE SYSTEMS" potx

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Tài liệu Báo cáo khoa học: Multi-targeted activity of maslinic acid as an antimalarial natural compound pdf

... putative targets for MA. Two of the proteins retrieved correspond to previously reported targets for MA, namely proteintyrosine phosphatase and glycogen phosphorilase,providing support for the validity ... inhibitors of mosquitoacetylcholinesterases for controlling malaria and othermosquito-borne diseases have recently been described[51]. Finally, even though the serotonin 5-HT2Breceptor subtype ... 1,2-bis(hepta-noylthio)glycerophosphocholine] to all the wells and theplate was shaken carefully. Absorbances were monitored at414 nm using a plate reader every minute for controls andevery hour for parasite samples. Absorbance...

Tài liệu Báo cáo khoa học: Structure and function of active chromatin and DNase I hypersensitive sites pdf

... unlessother factors or intrinsic nucleosome positioningA BFactor B cannotbind aloneFactor A alone can bind Factor A promotes binding of factor B155 bp DNA templates for nucleosome assemblyA2044A ... has beenshown that transcription factors cooperate to bind to DNA within nucleosomes. For example, several mole-cules of GATA-1 can act together to disrupt a nucleo-some assembled onto an array ... factor whose binding isdependent upon prior disruption of the underlyingchromatin [247,248]. Sp1 is a ubiquitous factor that isalso thought to be unable to bind to chromatin unlessother factors...

Tài liệu Báo cáo khoa học: Exposure of IgG to an acidic environment results in molecular modiﬁcations and in enhanced protective activity in sepsis doc

... [15,19]. For these reasons, fluorescence spectroscopy is widelyused for the analysis of structural changes and of thestability of proteins.We used tryptophan fluorescence in order to deter-mine ... its fluorescence signal. This property andthe ability of ANS to bind to proteins make it a widelyused molecular probe for the evaluation of hydropho-bicity of proteins, as well as for exploring ... are characterized byuncontrolled production of proinflammatory mediators(‘cytokine storm’). Previous studies have shown thatbinding to bacterial LPS is not affected in IgG mole-cules modified...

Tài liệu Báo cáo khoa học: Khai thác yếu tố ngôn ngữ trong giảng dạy văn học Việt Nam sau năm 1975 doc

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Tài liệu Báo cáo khoa học: Simpliﬁed yet highly accurate enzyme kinetics for cases of low substrate concentrations ppt

... this factor is close to oneand thus is inconsequential. For modest timescaleseparations, however, this factor comes into play andrenders the ﬁrst-order ZDP approximation consider-ably more accurate ... by the Netherlands Organi-sation for Scientiﬁc Research, NWO (project numberNWO/EW/635.100.007 for H.M.H. and H.W. andNWO/EW/639.031.617 for A.Z.) and by the BBSRC. For information about additional ... obtaining a point off the SIM) andthen used the aforementioned stiff integrator inmatlab to obtain numerically the correspondingtrajectory over a time horizon of 50 ms. At the sametime, we...

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