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Method and apparatus for generating query responses in a computer-based document retrieval system

  • US 6,282,538 B1
  • Filed: 02/11/1998
  • Issued: 08/28/2001
  • Est. Priority Date: 07/07/1995
  • Status: Expired due to Term
First Claim
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1. A method for locating information in documents in a database stored in a memory coupled to a processor, the method being carried out by program steps executed by said processor, including the steps of:

  • receiving a search query including at least a first query term and a second query term in a first order;

    generating at least one hit passage from said documents, said hit passage including at least a first hit term corresponding to said first query term and a second hit term corresponding to said second query term, said first and second hit terms being in a second order;

    generating a factor having a magnitude based upon a comparison of said first order with said second order;

    generating a score for said hit passage incorporating the magnitude of said factor;

    determining a best-scored said hit-passage; and

    retrieving at least said best-scored hit passage.

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