Tài liệu Báo cáo khoa học: "Acquiring Lexical Generalizations from Corpora: A Case Study for Diathesis Alternations" pdf

... Acquiring Lexical Generalizations from Corpora: A Case Study for Diathesis Alternations Maria Lapata School of Cognitive Science Division of Informatics, University of ... acquire alternating verbs from large balanced corpora by using partial- parsing methods and taxonomic information, and discuss how corpus data can be used to quantify lin- guistic generalizations...

Ngày tải lên: 20/02/2014, 19:20

... training data are comparatively smaller than WAQ and WAQA, they however yield comparable results. The linear combination of datasets (WAQ+WAQA+LSR Lin ) yields statistically significant performance ... synonym pairs extracted from WordNet, and an additional parallel corpus of En- glish words translating to the same Arabic term in a parallel English-Arabic corpus. Similar work has also been...

Ngày tải lên: 20/02/2014, 07:20

... we have to await the structural analysis of a real enzymeÆreactivase complex. Experimental procedures Materials Crystalline AdoCbl was a gift from Eisai (Tokyo, Japan). CN-Cbl was obtained from ... a Grant in Aid for Natural Sciences Research (to T. Toraya) from the Asahi Glass Foundation, Tokyo, Japan. We thank Y. Kurimoto for her assistance with manuscript preparation. Refer...

Ngày tải lên: 15/02/2014, 01:20

... Kitagawa K, Matsuno K, Matsumoto A, Yoshida A, Nakayama K, Nakayama K & Kawa- moto T (2002) Diminished alcohol preference in trans- genic mice lacking aldehyde dehydrogenase activity. Pharmacogenetics ... Roman J, Gimenez A, Lluis JM, Gasso M, Rubio M, Caballeria J, Pares A, Rodes J & Fernandez-Checa JC (2000) Enhanced DNA binding and activation of tran- scription factors NF-kappa...

Ngày tải lên: 19/02/2014, 06:20

... his w ay all t ypes of reactions can be analyzed in a uniform manner. The procedure allows us to estimate the p arameter values for which oscillations occur. Presence or absence of steady states ... positive than negative combined a utoinflu- ence paths occur in that s ubnetwork. We shall speak of a negative s ubgraph in this case. We define the value of a subgraph that contains p re...

Ngày tải lên: 19/02/2014, 16:20

... convincing ways of evaluation (Jin- dal and Liu, 2006). A comparative sentence for- mulates an ordering relation between two entities and that relation is very useful for many applica- tion areas. One ... Tags for compar- ative and superlative in English 1 , whereas, unfor- tunately, the POS tagger of Korean does not pro- vide any comparative and superlative tags be- cause the analys...

Ngày tải lên: 20/02/2014, 09:20

... chain, Barzilay and Elhadad (1997) extract econometrics statistsical methods economic analysis case studies methods measurement evaluation statistical data data analysis cartography data collection surveys censures econometrics statistsical ... lexical databases are available in digital form. Most approaches use WordNet or Roget’s thesaurus for computing the chains and apply the res...

Ngày tải lên: 20/02/2014, 12:20

... self- referential lexical items that are the logical or grammatical subject of a predication that needs not be a complete grammatical sentence. 3 At a very basic semiotic level natural language has ... Information Database (MID), on the other hand, compiles the real-time data provided by metalan- guage analysis of leading-edge research papers, and can be conceptualized as an...

Ngày tải lên: 20/02/2014, 15:20

... intercoder agreement was .47 for a first round of manual tagging and (only) .24 for a second round of more problematic cases. 6 While the full tagging of the lexical database may make the automatic tagging ... MajSimpleSgl and MajSimplePair in a majority vote with MajAggr (in MajSgl+Aggr 8 A pair cast a vote for asense if, amongall the senses of a verb, aspecificsensehadthe...

Ngày tải lên: 20/02/2014, 18:20

... functions. As yet, no adequate system for natural language processing has approached human levels of performance. Of the various problems that natural language processing has re- vealed, polysemy ... co-occurrence statistics to create a semantic hyperspace where each word, regardless of its pol- ysemy, is represented as a single vector. Each approach has strengths and limitations;...

Ngày tải lên: 20/02/2014, 18:20