Báo cáo khoa học: "A CLASS-BASED APPROACH TO LEXICAL DISCOVE

Tài liệu Báo cáo khoa học: "A Bootstrapping Approach to Named Entity Classification Using Successive Learners" pdf

... seeds are retrieved from the repository to train a decision list for NE classification. 3. The learned rules are applied to the NE candidates stored in the repository. 4. The proper names tagged ... 86.7% To benchmark the quality of the automatically constructed corpus (Table 2), the testing corpus is first processed by our parser and then saved into the repository. The reposi...

Ngày tải lên : 20/02/2014, 16:20

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Tài liệu Báo cáo khoa học: "A PRAGMATICBASED APPROACH TO UNDERSTANDING" pdf

... such ques- tions implicitly by proceding to answer the question or to seek information relevant to formulat- ing an answer. However IS may refuse to accept the question posed by IP because ... pushed onto the discourse stack. [SP2]When IS poses a question to IP, Expand- Question is pushed onto the discourse stack. Once IP begins answering the question, the stack is popped...

Ngày tải lên : 21/02/2014, 20:20

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Tài liệu Báo cáo khoa học: "A HYBRID APPROACH TO REPRESENTATION IN THE JANUS NATURAL LANGUAGE PROCESSOR" pot

... SThe ruJels may need to be used tecureively to get to a constanL aEvery expression in WML has a type. 4.1.¢ Knowledge Acquisition We have developed two complementary tools to greatly increase ... Figure 4: Examples for Knowledge Acquisition To handle these one would have to acquire information on lexical syntax, lexical semantics, and map- ping to expert system st...

Ngày tải lên : 21/02/2014, 20:20

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Tài liệu Báo cáo khoa học: "A PROBABILISTIC APPROACH TO GRAMMATICAL ANALYSIS OF WRITTEN ENGLISH BY COMPUTER" pot

... subsequent modification to the system resulted in over 96 per cent of word tags being correctly assigned automatically. The remaining 3 to ~ per cent were corrected by human post-editors. ~brk is ... programs was devised to automatically produce a single level of grammatical description with one word tag representing the word class or part of speech of each word token in the c...

Ngày tải lên : 22/02/2014, 09:20

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Báo cáo khoa học: A kinetic approach to the dependence of dissimilatory metal reduction by Shewanella oneidensis MR-1 on the outer membrane cytochromes c OmcA and OmcB potx

... these cytochromes have been proposed to be ter- minal Fe(III) and Mn(IV) reductases, although their role in the reduction of other metals is less well understood. To obtain more insight into this, we ... Journal compilation ª 2007 FEBS A kinetic approach to the dependence of dissimilatory metal reduction by Shewanella oneidensis MR-1 on the outer membrane cytochromes c OmcA and OmcB J...

Ngày tải lên : 07/03/2014, 09:20

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Báo cáo khoa học: "A new Approach to Improving Multilingual Summarization using a Genetic Algorithm" pptx

... op- eration. 3 http://www.extractor.com/ 928 Today, graph-based text representations are be- coming increasingly popular, due to their abil- ity to enrich the document model with syntactic and semantic relations. Salton ... weighted average of two “parent” vectors according to (Vignaux and Michalewicz, 1991). Formally, a new vector v will be created from two vectors v 1 and v 2 accordin...

Ngày tải lên : 07/03/2014, 22:20

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Báo cáo khoa học: "A Deductive Approach to Dependency Parsing∗" potx

... head” for the sentence. In order for the algorithm to parse sen- tences correctly, we will need to deﬁne D-rules to allow w 0 to be linked to the real sentence head. 3.3 ES99 (Eisner and Satta, ... while providing a representation in which no non -lexical nodes have to be postulated by the parser. In addi- tion to this, some dependency parsers are able to rep- resent non-proj...

Ngày tải lên : 08/03/2014, 01:20

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Báo cáo khoa học: "A Bootstrapping Approach to Unsupervised Detection of Cue Phrase Variants" docx

... in bootstrapping to evaluate the quality of the pat- terns automatically. IE and QA approaches, due to uniqueness assumptions of the real-world relations that these methods search for, have an auto- matic ... according to their dis- tributional similarity to the nouns “method” and “model”. Subsequently, the noun “method” is used to ﬁnd transitive verbs and rank them according to...

Ngày tải lên : 08/03/2014, 02:21

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Báo cáo khoa học: "A Grammatical Approach to Understanding Textual Tables using Two-Dimensional SCFGs" docx

... presented here aims to address this problem. Our model provides an enabling foun- dation toward a linguistic approach by ﬁrst shift- ing to a two-dimensional CFG framework. This permits us to construct ... access to speciﬁc lexical knowledge. We aim to show that a fairly useful baseline level of semantic interpretation accuracy can already be achieved, even with relatively littl...

Ngày tải lên : 08/03/2014, 02:21

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Báo cáo khoa học: "A LAYERED APPROACH TO NLP-BASED RETRIEVAL" potx

... match at all. But full NLP is too slow for this application, and partial matches do seem to be useful to its users, i.e. do seem to lead to licensing of photos. Using the output of the part-of-speech ... abbrevia- tions and other variant forms, e.g. Washington D.C.; Washington, DC; Washington, District of Columbia; Washington DC; Washington, D.C.; DC; and D.C. Some superunits...

Ngày tải lên : 08/03/2014, 05:21

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Báo cáo khoa học: "A CLASS-BASED APPROACH TO LEXICAL DISCOVERY" pdf