Weighted term ranking for on-line query tool

  • US 7,047,242 B1
  • Filed: 03/31/1999
  • Issued: 05/16/2006
  • Est. Priority Date: 03/31/1999
  • Status: Active Grant
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First Claim
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1. A method executed in a computer system for ranking super-categories used in performing a data query, the method comprising:

  • establishing a super-category term list for each term appearing in one of a super-category and a category of document to be searched, each element of said super-category term list including terms in the super-category and terms in categories associated with that super-category;

    obtaining terms in a data query;

    obtaining terms in categories that are retrieved in response to the data query;

    forming a modified query consisting of said terms in the data query and said terms in the categories;

    weighting terms of the modified query; and

    ranking the super-category term lists by applying the modified query to the super-category term lists to determine the most relevant super-category to the data query.

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