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Information Retrieval Modeling

Information Retrieval Modeling. CS 652 Information Extraction and Integration. Introduction. IR systems usually adopt index terms to index documents &amp; process queries Index term: a keyword or group of selected/related words any word (in general) Problems of IR based on index terms:

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Recuperação de Informação B

Recuperação de Informação B. Cap. 02: Modeling (Probabilistic Model) 2.5.4, 2.5.5 September 06, 1999. Probabilistic Model. Objective: to capture the IR problem using a probabilistic framework Given a user query, there is an ideal answer set

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Probabilistic Model

Probabilistic Model. Objective: to capture the IR problem using a probabilistic framework Given a user query, there is an ideal answer set Querying as specification of the properties of this ideal answer set (clustering) But, what are these properties?

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533 views • 12 slides

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