Báo cáo khoa học: "Functional Unification Grammar Revisited" doc

... simple changes in the unification algorithm. The fast change involved immediately selecting the correct category for unification from the grammar whenever possible. Since the grammar is represented ... grammar of English thus forms a hierarchy of systems where each branch point is a choice. For example, in the part of the grammar devoted to clauses, one of the Rrst branch points in the grammar ... in FUG because of unification and the ability to build constituent structure in the grammar. In contrast, in a DCG, constraints must be stated as part of the individual grammar rules, resulting...

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Báo cáo khoa học: "FUNCTIONAL UNIFICATION GRAMMAR: A FORMALISM FOR MACHINE TRANSLATION" doc

... a grammar with another grammar to produce a new grammar, but it is also possible to unify a grammar with a FD, in which case the result is a new FD. The rules for unifying grammars with grammars ... Lexical Functional Grammar and Generalized Phrase-Structure grammar share these relational and monotonic properties. They are also characteristics of Functional Unificational Grammar (FUG) which ... 76 B. Unification Essentially the only operation used in processing FUG is that of Unification, the paradigm example of a monotonic operation. Given a pair of descriptions, the unification...

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Tài liệu Báo cáo khoa học: "TREE UNIFICATION GRAMMAR" pptx

... TREE UNIFICATION GRAMMAR Frdd Popowich School of Computing Science Simon Fraser University Bumaby, B.C. CANADA V5A 186 ABSTRACT Tree Unification Grammar is a declarative unification- bas~:l ... relations that are present in the grammar roles. Tree unification grammar (TUG) is a formalism which uses function-argument (FA) specif~ationa as its primary grammar structures. These specifications ... Uszkoreit (1986) introduces Categorial Unification Grammar (CUG) as a class of grammars which combine the features of categorial granunars with those of unification granmlars. In CUG, directed...

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Báo cáo khoa học: "Unsupervised Multilingual Grammar Induction" doc

... direction waspioneered by (Wu, 1997), who developed Inver-sion Transduction Grammars to capture cross-lingual grammar variations such as phrase re-orderings. More general formalisms for the ... Blunsom et al.,2008). We know of only one study which eval-uates these bilingual grammar formalisms on thetask of grammar induction itself (Smith and Smith,2004). Both our model and even the monolingualCCM ... pages 73–81,Suntec, Singapore, 2-7 August 2009.c2009 ACL and AFNLPUnsupervised Multilingual Grammar InductionBenjamin Snyder, Tahira Naseem, and Regina BarzilayComputer Science and Artiﬁcial...

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Tài liệu Báo cáo khoa học: "A UNIFICATION-BASED PARSER FOR RELATIONAL GRAMMAR" doc

... implemented unification- based parser for relational grammars developed within the stratified feature grammar (SFG) frame- work, which generalizes Kasper-Rounds logic to handle relational grammar ... operation of the system is S-graph unification (S -unification) : This is essentially ordinary feature-structure unification augmented with an operation of label unification to build the stratified ... plays a central role in build- ing a lexicalized grammar and in parsing. THE PARSING ALGORITHM S -unification is like normal feature structure unification ([1], [11]), except that in certain...

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Tài liệu Báo cáo khoa học: Functional and structural analyses of N-acylsulfonamidelinked dinucleoside inhibitors of RNase A ppt

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Tài liệu Báo cáo khoa học: Functional characterization of an orphan cupin protein from Burkholderia xenovorans reveals a mononuclear nonheme Fe2+-dependent oxygenase that cleaves b-diketones ppt

... structure of Acineto-bacter johnsonii Dke1 (AjDKE) (green).Fig. S3. Puriﬁcation of Bxe_A2876 documented bySDS ⁄ PAGE.Fig. S4. Oxygen consumption during the conversion ofacetylacetone by...

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Tài liệu Báo cáo khoa học: Functional studies of active-site mutants from Drosophila melanogaster deoxyribonucleoside kinase Investigations of the putative catalytic glutamate–arginine pair and of residues responsible for substrate speciﬁcity docx

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Tài liệu Báo cáo khoa học: Functional analysis of the basic helix-loop-helix transcription factor DEC1 in circadian regulation ppt

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Tài liệu Báo cáo khoa học: Functional hierarchy of plasminogen kringles 1 and 4 in ﬁbrinolysis and plasmin-induced cell detachment and apoptosis docx

... K4 for 6-Ahx upon transformation of Glu-Pg(Kd¼ 5mm) to Lys-Pg (Kd¼ 36 lm) has indeed beendocumented [40,41].This mechanism was further explored by measuringthe effect of the mAbs on the...

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