Báo cáo khoa học: "A Computational Approach to Zero-pronouns in Spanish" doc

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

... entities as possible using operators in the intensionai logic. In this section we illustrate this point by showing how definitely referenced sets, information about kinds, in- definitely identified ... something of a bare plural, KIND is used; for instance, cats as in cats are ferocious is represented as (KIND CATS). An indefinite set aris- ing as a bare plural in a VP is represented using ... been integrated into the Janus model of reference processing [4]. 4.3.2. Metonymy Unstated relations in a communication must be inferred for full understanding of nominal compounds and metonymy....

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

... This method is also shown to be effective for supporting NE domain porting and is intuitive for configuring an NE system to tag user-defined NE types. The remaining part of the paper is organized ... targeted. In addition to the key NE types in MUC, our system is able to recognize another NE type, namely, PRODUCT (PRO) NE. We instructed our truthing team to add this NE type into the testing ... involving concept-based 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....

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

... before moving on to investigate a plan for CS263. Since the teacher of C3200 has nothing to do with the plan for taking C3263, the mechanisms for retaining dialogue context will fail to iden- ... Gross(1977) in identifying the referents of defin- ite noun phrases, by Robinson(1981) in interpret- ing verb p~vases, by ~ner( 1981 ) in anaphora resolution, by CarberrT(1983) in plan inference, ... goal rule DG-Obtaln-Info to deter- mine if the elliptical fragment is being used to accomplish the discourse goal of seeking information in order to construct an answer to the posed question....

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

... automatically. The remaining 3 to ~ per cent were corrected by human post-editors. ~brk is now in progress to devise a suite of programs to provide a constituent analysis of the sentences in ... Co-ordinated constructions present similar prob lens. T-TAG SELECTION AND BRACKET CLOSING It is the task of the final phase of the parser to fill in any remaining closing brackets in the ... the word tagging system so that users may type in test sentences at a terminal to obtain tagged sentences in response. Additionally, we are substantially extending and modifying the word...

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

... modeled apparent kinetic parameters intothe double-reciprocal Lineweaver–Burk equation andplotting the resulting linear functions, we obtained thegraph in Fig. 5D. The lines intersect at negative ... determined here using a whole cell kinetics approach, which has the advantages of: (a) maintain-ing the complete electron transport chain used duringmetal respiration; and (b) keeping the terminal ... kDa), cyto-chromes are highly abundant c-type cytochromes in MR-1R, and thus contribute substantially to the554 nm absorbance. Although not fully linear and sat-urating with increasing cytochrome...

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

... ﬁrst to make an attempt at using graph-based ranking methods in single document ex-tractive summarization, generating similarity linksbetween document paragraphs and using degreescores in order ... scoring methodshave a linear computational complexity, only thetraining phase of our approach is time-consuming.3.1 Sentence scoring methodsOur work is aimed at identifying the best linearcombination ... for Computational Linguistics, pages 927–936,Uppsala, Sweden, 11-16 July 2010.c2010 Association for Computational LinguisticsA new Approach to Improving Multilingual Summarization using...

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

... optimisation in YM03 comes from contract-ing deductions in Eis96 so that linking operationsare immediately followed by combining operations;while ES99 does the opposite, forcing combiningoperations to ... programming algorithm whichcombines spans into larger spans, Yamada and Mat-sumoto’s works by sequentially executing parsingactions that move a focus point in the input one po-sition to the ... results in an incompletealgorithm. The problem can be ﬁxed either by using the stepshown here instead (bottom-up Earley strategy) or by adding anadditional step turning it into a bottom-up...

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

... de-sired semantics. The problem, in contrast to bootstrapping approaches for QuestionAnswering and Information Extraction, isthat it is hard to find a constraining contextfor occurrences of semi-fixed ... “need” and“example”).Stopping at this point would limit us to thoseterms that co-occur with the seed words in thetraining corpus. Therefore additional iterations us-ing automatically generated ... time-consuming and error-prone andresults in cue phrases which are genre-specific.Methods for finding cue phrases automatically in- clude Hovy and Lin (1998) (using the ratio ofword frequency counts in...

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

... domains, a blind evalu-ation of the model showed 60% precisionand 80% recall.1 IntroductionNatural language processing has historicallytended to emphasize understanding of linearstrings—sentences, ... forparsing the table in Table 7 into a ﬂat model. Fig-ure 3 is a portion of a parse tree for parsing thetable in Table 8 into a nested model, while Figure4 is a portion of parse trees for parsing ... relations assigned between the elements in thetable. Ad hoc heuristic approaches tend to rule,rather than linguistic approaches.On the other hand, in the linguistic approach ad-vocated by Scott (2003)...

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

... and related locations, such as Arlington, Virginia and Arlington, Massachusetts for Arlington, based on linked location information in the gazetteer and supporting files. If the current word ... concept to the object's text, and is a positive integer. To add an object to an existing index, the object ID and a weight are inserted into the ID list of every concept that is in any ... name appear on a single line in the file. The name variants were derived manually from standard sources, including baby-naming books. 3 Interactions In developing the system, interactions between...

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