Difference between revisions of "Query expansion"

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(Created page with 'Query expansion is a commonly used [[category::method]] in Information Retrieval to expand the given user query by including more terms obtained usually from top-ranked retrieved…')
 
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Latest revision as of 03:04, 6 November 2012

Query expansion is a commonly used method in Information Retrieval to expand the given user query by including more terms obtained usually from top-ranked retrieved documents. This helps in enhancing the search scope by overcoming vocabulary mismatch between user query and documents in collection.