Báo cáo khoa học: "Hierarchy Extraction based on Inclusion of Appearance" potx

... Hierarchy Extraction based on Inclusion of Appearance Eiko Yamamoto Kyoko Kanzaki Hitoshi Isahara Computational Linguistics Group, National Institute of Information and Communications Technology ... consistent with human intuition, at least around the top level of hyperonymic concepts. 9 Conclusion We have proposed a method of automatically ex- tracting hierarchies base...

Ngày tải lên: 23/03/2014, 19:20

... Linguistics Reordering Constraint Based on Document-Level Context Takashi Onishi and Masao Utiyama and Eiichiro Sumita Multilingual Translation Laboratory, MASTAR Project National Institute of Information and ... phrase translations. More- over, sentences in patent documents tend to be long. This results in a large number of combinations of phrasal reorderings and a degradation of...

Ngày tải lên: 17/03/2014, 00:20

... In the k-dimensional principal eigenspace, each dimension of the space describes a semantic concept of the query. When one eigen- value is bigger, the corresponding dimension con- tains more query ... Hu ‡ Tingzhu Huang † Tat-Seng Chua ‡ † School of Applied Math ‡ School of Computing University of Electronic Science National University of Singapore, and Technology of China, Chen...

Ngày tải lên: 08/03/2014, 01:20

... information: the classification decision is a function of both (1) the distributional similarity of the new word to the target class and (2) the strength of the semantic relatedness of the target class ... ver- sion of KNN. The semantic weighting schema performs not as well as the distributional one in terms of precision. In terms of learning accuracy, however, it surpasses it...

Ngày tải lên: 08/03/2014, 21:20

... Disambiguation Based on Reliable Estimation of Strength of Association Haodong Wu Eduardo de Paiva Alves Teiji Furugori Department of Computer Science University of Electro-Communications 1-5-1, ... and English prepositional phrase attachments. 2 Class -based Estimation of Strength of Association The strength of association (SA) may be measured using the frequenc...

Ngày tải lên: 17/03/2014, 07:20

... pair of electrodes. The mode of oscillation depends on the cut and geom- etry of the quartz crystal. If mass is applied to the sur- face of the quartz resonator, the frequency of the oscillation ... was ascribed to the conformational change of the receptor upon ligand binding. Similarly conformational changes have been invoked in the binding of ions and peptides to calmodulin...

Ngày tải lên: 23/03/2014, 07:20

... and pick out one term as the representative of each topic, we could obtain the condensed version of topics described in the documents. Based on these two assumptions, a set of cluster ranking, ... Proceedings of the ACL 2007 Demo and Poster Sessions, pages 185–188, Prague, June 2007. c 2007 Association for Computational Linguistics Extractive Summarization Based on Event...

Ngày tải lên: 23/03/2014, 18:20

... account additional information both for the content selection and for the surface realiza- tion strategy. We will briefly discuss the use of two additional sources of information: (i) part of speech ... the content se- lection and the linearization tasks. Another indicator of salience is positional in- formation, which has often been cited as one of the most important cues for summar...

Ngày tải lên: 23/03/2014, 19:20

... justify by purely mono-lingual considera- tions but only possible by bilingual (or multi- lingual) considerations. 4. Definition of sort hierarchies Sort-subsort relationships among object-sorts ... further complications caused by changes of grammatical functions (passive construc- tions, etc.), we use thematic role representations as linguistic descriptions in the definitions of...

Ngày tải lên: 01/04/2014, 00:20

Ngày tải lên: 09/03/2014, 01:20