Báo cáo khoa học: "Optimal Multi-Paragraph Text Segmentation by Dynamic Programming" pdf
Báo cáo khoa học: "Optimal Multi-Paragraph Text Segmentation by Dynamic Programming" pdf
... Optimal Multi-Paragraph Text Segmentation by Dynamic Programming Oskari Heinonen University of Helsinki, Department of Computer ... of successive text con- stituents, e.g., paragraphs. Methods for deciding the locations of fragment boundaries are, however, scarce. We propose a fragmentation method based on dynamic programming. ... fragment size is of importance. 1 Introduction Electronic full -text documents and digital libraries make the utilization of texts much more effective than before; yet, they pose new problems...
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Tài liệu Báo cáo khoa học: Optimal observability of sustained stochastic competitive inhibition oscillations at organellar volumes pptx
... McClintock PVE (2000) Changes in thedynamical behavior of nonlinear systems induced by noise. Phys Report 323, 1–80.3 Longtin A & L’Heureux I (2001) Dynamical effects ofnoise on nonlinear ... such as seen in Fig. 6 dominate the dynamicsrather than escape events. The amplitudes, being dicta-ted by the sequence of random fluctuations experi-enced by the system, vary quite a bit from ... which we denote by k±.The real parts of these eigenvalues give the time scales forrelaxation, while their imaginary parts give the frequencies[54–56]. We define the quality by [29]:Q ¼=...
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Tài liệu Báo cáo khoa học: "Rethinking Chinese Word Segmentation: Tokenization, Character Classification, or Wordbreak Identification" pdf
... problem by modeling segmentation as character classification (Xue, 2003; Gao et al.,2004). This approach observes that by classifyingcharacters as word-initial, word-final, penultimate,etc., word segmentation ... de-scribed in (Chen and Liu, 1992) and still adopted inmany recent works, considers text segmentation as a69tokenization. Segmentation is typically divided intotwo stages: dictionary lookup and out ... same dilemma. Word segmentation is sup-posed to identify word boundaries in a running text, and words defined by these boundaries are then com-pared with the mental/electronic lexicon for POStagging...
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Tài liệu Báo cáo khoa học: "Fragments and Text Categorization" pptx
... accuracy of text categoriza-tion. For the Na¨ıve Bayes classifier this increase issignificant.1 MotivationIn the process of automatic classifying documentsinto several predefined classes – text categorization(Sebastiani, ... – text documents are usually seenas sets or bags of all the words that have appearedin a document, maybe after removing words in astop-list. In this paper we describe a novel approachto text ... Fragments and Text CategorizationJan Blaˇt´ak and Eva Mr´akov´a and Luboˇs Popel´ınsk´yKnowledge...
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Tài liệu Báo cáo khoa học: "A Prototype Text to British Sign Language (BSL) Translation System" ppt
... same ob-ject must respect its position by signing the sign atthe same location or by anaphoric pointing at thatlocation. This form of agreement is achieved by in- ... phonetic descriptions,as illustrated in Figure 1.3.1 Syntactic ParsingEnglish text (Figure 2 top left) is parsed by theCarnegie Mellon University (CMU) link grammarparser (Sleator and Temperley, ... English text to sign language (and hencephysical presence is not an issue) we concentrate onthe syntactic uses of signing space.3 System ArchitectureThe architecture of the English text to...
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Tài liệu Báo cáo khoa học: "REQUIREMENTS OF TEXT PROCESSING LEXICONS " ppt
... on the context in which a word is used, each definition, i.e. each semantic representation, must include slots to be filled b~ that context. The slots will pro- vide a unique context for each ... initions of a word and thereby to create a net which will be capable of discriminating among all definitions of a word. The following requirements must be satisfied by such a parser and its ... sense of a word. Context is what permits disambiguation. Since the search through a net is inherently complex, a definition must drive the parser in the search for context which will fill...
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Báo cáo khoa học: "Entailment-based Text Exploration with Application to the Health-care Domain" pot
... entailment graph.2.2 Entailment GraphRecognizing Textual Entailment (RTE) is the taskof deciding, given two text fragments, whether themeaning of one text can be inferred from another(Dagan et ... usually produced by an extraction method, suchas TextRunner (Banko et al., 2007) or ReVerb (Faderet al., 2011). In order to support the explorationprocess, the documents are indexed by the proposi-tional ... DAG, by merging ‘equivalent’ nodesthat are in the same strong connectivity component(as suggested by Berant et al. (2010)). In addition,for clarity and simplicity, edges that can be inferredby...
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Báo cáo khoa học: "Learning Surface Text Patterns for a Question Answering System" doc
... discovery of <NAME> by <ANSWER>. 0.95 <NAME> was discovered by <ANSWER> 0.91 of <ANSWER> ' s <NAME> 0.9 <NAME> was discovered by <ANSWER> ... words “Mozart” and “1756”. 8. Replace the word for the question term by the tag “<NAME>” and the word for the answer term by the term “<ANSWER>”. This procedure is repeated for different ... pattern. 1. Query the search engine by using only the question term (in the example, only “Mozart”). 2. Download the top 1000 web documents provided by the search engine. 3. As before,...
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Báo cáo khoa học: "HUMAN INTENTION-BASED SEGMENTATION: RELIABILITY AND CORRELATION WITH LINGUISTIC CUES" doc
... of human segmentation of our corpus, where speaker intention is the segmentation criterion. We then use the subjects' segmentations to evaluate the corre- lation of discourse segmentation ... perform discourse segmentation using speaker intention as a criterion. We use the segmentations produced by our subjects to quantify and evaluate the correlation of discourse segmentation with ... tively compared their segmentations with the re- suits. Hearst (1993) derived a discourse structure for each text in her study, by incorporating the bound- aries agreed upon by the majority of...
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Báo cáo khoa học: "PARSING VS. TEXT PROCESSING IN THE ANALYSIS OF DICTIONARY DEFINITIONS" pot
... combination of text processing with interactive editing. We first used straight text processing to identify synonym references in definitions and reduce them to triples. Our next essay in the text ... others being nouns, adjectives, and Iransitive verbs) with 8,883 texts. Virtually all verb definition texts begin with to followed by a head verb, or a set of conjoined head verbs. The most common ... simplify by leaving out other parts of the lexical entry, and by including only a few disambignations, just to give the flavor of their presence. Disambignation of a word is indicated by the...
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