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Natural language query processing

  • US 7,403,938 B2
  • Filed: 09/20/2002
  • Issued: 07/22/2008
  • Est. Priority Date: 09/24/2001
  • Status: Active Grant
First Claim
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1. A natural language information retrieval method, comprising:

  • receiving a query;

    tokenizing the query;

    identifying entities based on the tokenized query;

    selecting one or more query templates based on a match between the tokenized query and entities and one or more sequence patterns associated with a first portion of the one ore more query templates;

    initiating an information retrieval command associated with a second portion of the selected one ore more query templates;

    receiving results based on the initiated information retrieval command; and

    returning at least a portion of the received results.

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