Báo cáo khoa học: "Leveraging Reusability: Cost-effective Lexical Acquisition for Large-scale Ontology Translation" potx

Báo cáo khoa học: "Improving Domain-Specific Word Alignment for Computer Assisted Translation" potx

... 1998; Tufis and Barbu, 2002). However, All of these methods require a large-scale bilingual corpus for training. When the large-scale bilingual corpus is not available, some researchers use ... to improve word alignments for general words and the corpus in the specific domain for domain-specific words. In other words, we will adapt the word alignment information in the general domain ... Translation Dictionary Acquisition When we train the statistical word alignment model with a large-scale bilingual corpus in the general domain, we can get two word alignment results for the training...

Báo cáo khoa học: "Leveraging Reusability: Cost-effective Lexical Acquisition for Large-scale Ontology Translation" potx

... Association for Computational LinguisticsLeveraging Reusability: Cost-effective Lexical Acquisition for Large-scale Ontology Translation G. Craig Murray Bonnie J. Dorr Jimmy Lin Institute for ... of great value for access to segments of video, may be important for organizing other concepts and for browsing the hierarchy. These factors must be balanced in developing a cost-effective ... transla-tion accuracy for our system can be directly in-terpreted as quality measures for the lexical re-sources used and the process by which they were developed. 4 Evaluation We performed two different...

Báo cáo khoa học: " The Development of Lexical Resources for Information Extraction from Text Combining Word Net and Dewey Decimal Classification" potx

... lexicon (foreground lexicon) for IE applications by using both a small corpus and WordNet. 2 Developing IE Lexical Resources Lexical information in IE can be divided into three sources of information ... the entries and the ontology. Generic dictionaries can contribute in identifying entries for the FL, but generally do not provide useful information for the mapping with the ontology. This map- ... field of Information Ex- traction from text. Generic resources (e.g., lexical databases) are promising for reducing the cost of specific lexica defi- nition, but they introduce lexical ambi-...

Báo cáo khoa học: "DATR AS A LEXICAL COMPONENT FOR PATR" pot

... of infor- marion in lexical entries. 2 REPRESENTATION OF LEXICAL INFORMATION The formalism of PATR offers two possible means of representing lexical information. First of all, the information ... be defined. For example, the lexical entry for frog would be FROG:<>==NOUN, where the noun-specific information is inherited from NOUN. This third approach forms the base for our current ... networks are well-suited for the purpose. In the following section we give an overview of one such network formalism which was primarily designed for representing lexical information. We assume...

Tài liệu Báo cáo khoa học: "A Syntax-Driven Bracketing Model for Phrase-Based Translation" pptx

... then8: Update bracketing instances for index j9: end if10: end if11: end for 12: for each j ∈ c do13: :=  ∪ {bracketing instances from j}14: end for 15: Output: bracketing instances ... analy-sis show that the new model outperformsother previous methods and achieves asubstantial improvement over the baselinewhich is not syntactically informed.1 IntroductionThe phrase-based ... selection for the multi-meaning word “节”1.To avert such errors, the decoder can fully respectlinguistic structures by only allowing syntacticconstituent translations and reorderings. This, un-fortunately,...

Tài liệu Báo cáo khoa học: "Combination of Arabic Preprocessing Schemes for Statistical Machine Translation" ppt

... 2006.c2006 Association for Computational LinguisticsCombination of Arabic Preprocessing Schemes for Statistical Machine TranslationFatiha SadatInstitute for Information TechnologyNational ... morphologi-cal preprocessing for SMT: deeper morph analysishelps for small data sets, but the effect is dimin-ished with more data. One interesting observationis that for our best performing system (D2), ... reading leads thecoexistence of two forms of the noun ktbpand ktbt. This increased sparsity is onlyworsened by the fact that the second form is alsothe verbal form (thus increased ambiguity).4...

Tài liệu Báo cáo khoa học: "TOWARDS A DICTIONARY SUPPORT ENVIRONMENT FOR REAL TIME PARSING" potx

... according to the Merriam-Webster codes for subject matter (see Walker & Amsler (1983) for a suggested use for these). The large amount of semi-formalised information concerning the interpretation ... fields except those providing cross-reference and usage information for complete homographs. Figure 2 illustrates a simple lexical entry before and after the application of these programs. The ... THE DICTIONARY Once the information ia LDOCE has been restructured into a format suitable for accessing by client programs, it still remains to be shown that this information is of use to our...

Báo cáo khoa học: Wheat germ cell-free platform for eukaryotic protein production potx

... cell-free platform is used toscreen constructs for the expression of sol-uble protein, to produce [15N]-labeled protein for NMR screening for suitability as a struc-tural candidate, and for the ... most effective routes for improve-ment involve a combination of bioinformatics andsmall scale screening. Bioinformatics relies on priorinformation and mathematical models for correlatingsuccess ... 4169MINIREVIEWWheat germ cell-free platform for eukaryotic proteinproductionDmitriy A. Vinarov, Carrie L. Loushin Newman and John L. MarkleyCenter for Eukaryotic Structural Genomics, Biochemistry...

Báo cáo khoa học: "Discriminative Feature-Tied Mixture Modeling for Statistical Machine Translation" pdf

... Association for Computational Linguistics:shortpapers, pages 424–428,Portland, Oregon, June 19-24, 2011.c2011 Association for Computational LinguisticsDiscriminative Feature-Tied Mixture Modeling for ... feature types,word alignments, or domains, for various ap-plications. The proposed approach improvesthe translation performance signiﬁcantly on a large-scale Arabic-to-English MT task.1 IntroductionSigniﬁcant ... to max-imize the translation performance. This ap-proach aims at bridging the gap between themaximum-likelihood training and the discrim-inative training for SMT. It is shown that thefeature...

Báo cáo khoa học: "On-line Language Model Biasing for Statistical Machine Translation" docx

... Discussion and Future WorkExisting methods for target LM biasing for SMTrely on information retrieval to select a comparablesubset from the training corpus. A foreground LMestimated from this subset ... improves SMT perfor-mance, none of the techniques has thus farbeen shown to be feasible for on-line sys-tems. In this paper, we develop a novel mea-sure of cross-lingual similarity for biasing ... reference trans-lation for each source sentence. For E2P, DARPAhas made available to all program participants anadditional evaluation set with multiple (four) refer-ences for each test input....

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