Tài liệu Báo cáo khoa học: "Combining Lexical Semantic Resources with Question & Answer Archives for Translation-Based Answer Finding" doc

... Singapore, 2-7 August 2009. c 2009 ACL and AFNLP Combining Lexical Semantic Resources with Question & Answer Archives for Translation-Based Answer Finding Delphine Bernhard and Iryna Gurevych Ubiquitous ... dataset of questions and answers, as well as question refor- mulations, from the WikiAnswers 1 (WA) web site. WikiAnswers is a social Q&A site similar to Ya-...

Ngày tải lên: 20/02/2014, 07:20

... to extract tokens matching the patterns 'V NP1 NP2', 'VP NP1 to NP2', and 'V NPI for NP2' by specifying a chunk grammar for recognizing the verbal complex and ... method. 4 Results We acquired 162 verbs for the double object frame, 426 verbs for the 'V NP1 to NP2' frame and 962 for the 'V NPl for NP2' frame. Membership in...

Ngày tải lên: 20/02/2014, 19:20

... empty. (2) a. "[ kochen(E) ]" <-> { cook(E) }. b. (SUBJ(E,X) } <-> { SUBJ(E,X) ] c. { Hans(X) } <-> { Hans(X) ]'. d. (ADJN(E,X) ,gerne(X) ]- # "[ SUBJ(E,Y) ... { vermuten(E) } <-> { suspect(E) }. Ede(X) } <-> (Ede(X) }. • [ COMP(E,X) } <-> { COMP(E,X) }. { gerne(X),ADJN(E,X),COMP(E1,E) } # (SUBJ(E,Y) } <-> { like(X)...

Ngày tải lên: 20/02/2014, 18:20

... Dominance: E >E R >e wh >e + >e b >e y . Allele 71 92 133 143 213 215 Line e + Met Glu Leu Thr Arg His Richardson’s RJF (e +R ) e + – – – – Cys – B & D RJF (e +B&D ) E Thr ... increased for the cells transfected with the three clones in all experimental points, as compared with nontransfected HEK-293 EBNA cells, that were used as a control. The cells transfected...

Ngày tải lên: 21/02/2014, 00:20

... graph with w i,j = 1 for any semantic relation. Because semantic relations are either bi- directional or inverse, we treat lexical chains as undirected graphs. 3.1 The Cohesive Strength Lexical ... Weakly cohesive lexical chains (Fig. 1b) connect terms without cycles and with a diameter m = |V|  1. 3. Moderately cohesive lexical chains (Fig. 1c) are in-between the a...

Ngày tải lên: 20/02/2014, 12:20

... number for which de- tailed knowledge is available. Third, we replace the contextual data typically used for WSD with information about verb senses encoded in terms of thematic grids and lexical- semantic ... achieved without recourse to contextual data. Lexical re- sources enriched with, for example, syntactic in- formation, in which some portion of the resource is hand-mapped...

Ngày tải lên: 20/02/2014, 18:20

... Language provides a critical test for the hypothesis that physical symbol systems are adequate to perform all human cognitive functions. As yet, no adequate system for natural language processing ... approached human levels of performance. Of the various problems that natural language processing has re- vealed, polysemy is probably the most frustrating. People deal with polysemy s...

Ngày tải lên: 20/02/2014, 18:20

... z and y, a PAL expression for the phrase is one of the following forms: <z>( <V>) or <p>( <z>) where ~a> stands for a PAL expression for a phrase ~*. Which expression ... stands for 'denotation'. Let the new instance be he 0. • Evaluating '*subject0(he0)': a message whose label is 'case' and whose value is 'subject...

Ngày tải lên: 21/02/2014, 20:20

... in WordNet. Take for instance the Italian expres- sion "campo di grano" (cornfield). Its compo- nent words are highly ambiguous: "campo" has 12 different senses and "grano" ... Multi WordNet as they are not lexical units. For example, the English verb "to bike" is al- ways translated in Italian with "andare in bici- cletta" but the Ita...

Ngày tải lên: 22/02/2014, 02:20

... photoperiod at 22 °C with cool white light (120 mmolÆphotonsÆm )2 Æs )1 ), and used for trans- formation. For different stresses, 2-week-old seedlings were transferred to blotting paper without stress ... 620–627. 59 Clough SJ & Bent AF (1998) Floral dip: a simplified method for Agrobacterium-mediated transformation of Arabidopsis thaliana. Plant J 16, 735–743. 60 Jefferson RA, Kav...

Ngày tải lên: 14/02/2014, 18:20