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Date: 2008-01-05 06:58:58 Relevance feedback Relevance Tf*idf Economic model Precision and recall Query expansion Probabilistic relevance model Human–computer information retrieval Information science Information retrieval Science		Microsoft Worddoc Add to Reading List Source URL: www.dcs.gla.ac.uk Download Document from Source Website File Size: 257,09 KB Share Document on Facebook

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