Document indexing: a concept-based approach to term weight estimation

Traditional index weighting approaches for information retrieval from texts depend on the term frequency based analysis of the text contents. A shortcoming of these indexing schemes, which consider only the occurrences of the terms in a document, is that they have some limitations in extracting sema...

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Vydáno v:	Information processing & management Ročník 41; číslo 5; s. 1065 - 1080
Hlavní autoři:	Kang, Bo-Yeong, Lee, Sang-Jo
Médium:	Journal Article
Jazyk:	angličtina
Vydáno:	Oxford Elsevier Ltd 01.09.2005 Elsevier Science Elsevier Science Ltd
Témata:	Automatic indexing Cluster analysis Concepts Data mining Exact sciences and technology Formalism Index weight estimation Indexes Indexing Information and communication sciences Information processing and retrieval Information retrieval Information retrieval. Man machine relationship Information science. Documentation Lexical semantics Lexicon Online information retrieval Query formulation Ranking Research process. Evaluation Retrieval Sciences and techniques of general use Search output Semantics Studies Terms Wall Street Weighting Weighting function United States > US Information retrieval Index weight estimation Weighting function Automatic indexing Automatic classification Weighting Estimation Cluster Experimentation Algorithm Index (documentation)
ISSN:	0306-4573, 1873-5371
On-line přístup:	Získat plný text
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