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Field weighting in text searching

  • US 20050210006A1
  • Filed: 03/18/2004
  • Published: 09/22/2005
  • Est. Priority Date: 03/18/2004
  • Status: Active Grant
First Claim
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1. A method of determining a field-weighted score for a document having multiple fields relative to a query having a plurality of query terms, the method comprising:

  • replicating each field of the document in accordance with a field weight corresponding to the field to produce an individual field set corresponding to each field in the document;

    combining each field set for the document into a virtual document;

    indexing the virtual document to produce a virtual document statistics; and

    computing the field-weighted score from the virtual document index based on the query.

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