Phrase-based searching in an information retrieval system

Details Phrase-based searching in an information retrieval system Phrase-based searching in an information retrieval system

G - Physics

06

F

G06F 17/30 (2006.01) G06F 17/27 (2006.01)

Patent

CA 2513852

An information retrieval system uses phrases to index, retrieve, organize and describe documents. Phrases are identified that predict the presence of other phrases in documents. Documents are the indexed according to their included phrases. Related phrases and phrase extensions are also identified. Phrases in a query are identified and used to retrieve and rank documents. Phrases are also used to cluster documents in the search results, create document descriptions, and eliminate duplicate documents from the search results, and from the index.

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