Báo cáo khoa học: "Towards an Iterative Reinforcement Approach for Simultaneous Document Summarization and Keyword Extraction" doc

... retrieval, document clustering, etc. For example, keywords of a document can be used for document indexing and thus benefit to improve the performance of document retrieval, and document summary can ... without any additional clues and prior knowledge. In this paper, we focus on generic document summarization and keyword extraction for single documents. Docu...

Ngày tải lên: 17/03/2014, 04:20

... of utterances that are free of disfluencies and interruptions, and where complete and syntactically correct sentences convey the meaning in a concise yet clear manner. Secondly we can define ... that many generation problems can successfully be treated as ranking problems. The advantage of this approach is that no domain-dependent hand-crafted rules need to be constructed, and...

Ngày tải lên: 17/03/2014, 06:20

... beads and incuba- ted at 4 °C for 2 h. The glutathione-Sepharose beads were precipitated and washed again with NaCl ⁄ P i and bound proteins were eluted and resolved on SDS ⁄ PAGE and transferred ... to thank the following people for their support during the development of this work: Nilson I.T. Zanchin for suggestions and critical reading of this manuscript; Sandro R. Valen...

Ngày tải lên: 20/02/2014, 01:20

... raw co-occurrence frequencies and did not apply any association measure. However, to account for the large variation in word frequency and to give an equal chance to each word in the subsequent ... cluster. For ex- ample, if we obtained three clusters corresponding to nouns, verbs, and adjectives, and if the corre- sponding centroid values for e.g. the word link would be 0...

Ngày tải lên: 20/02/2014, 12:20

... syntactic and semantic information of this kind, therefore, if the information provided by the Longman grammar code system is to be of use we need to be able to separate out this information and ... than the informational structure of the dictionary. Similarly, choice of font can be varied for reasons of appearance and occasionally information normally associated with one fiel...

Ngày tải lên: 22/02/2014, 09:20

... that the meaning of a verb and its syntactic behaviour are related, and there- fore semantic information can be induced from the syntactic behaviour of the verb. A classification of Spanish verbs ... 14 Table 1: Results for the acquisition of subcategori- sation frames. standard. The gold standard is manually constructed for a sample of 41 verbs. The verb sample is chosen randomly from...

Ngày tải lên: 08/03/2014, 04:22

... de-facto standard representation format for annotated text corpora. While the XML standard specifies a data model and serialization format for XML, a semantics is largely left to be defined for a particular ... and returns those seg- ments that are present in both lists and have the same start and end positions. The anchored oper- ator takes an annotation element and returns t...

Ngày tải lên: 17/03/2014, 04:20

... methods have been proposed for storing translation pairs in a TMEM, finding translation examples that are relevant for translating unseen sentences, and modifying and integrating translation fragments to ... translation model and a de- scription of its parameters. 3 Building a statistical translation memory Companies that specialize in producing high- quality human translations of do...

Ngày tải lên: 17/03/2014, 07:20

... theory of generalized quantifiers (Barwise and Perry, 1981), and Montague's (1974) (henceforth, PTQ). Using the tools of intensional logic and possible- worlds semantics, PTQ models were ... same meaning regardless of the context (Forbes, 1989). In such a framework, all natural language quantifiers have their meaning grounded in terms of two logical operators: V (for all)...

Ngày tải lên: 17/03/2014, 09:20

... of ANGPTL2 and ANGPTL6 ⁄ AGF in obesity and related metabolic diseases, and discuss the possibility that both could func- tion as molecular targets for the prevention and treatment of obesity and metabolic ... we focus on the roles of ANGPTL2 and ANGPTL6 ⁄ AGF in obes- ity and related metabolic diseases, and discuss whether these ANGPTLs could be targets for the prevention...

Ngày tải lên: 14/02/2014, 22:20