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System and method for enhancing e-commerce using natural language interface for searching database

  • US 6,446,064 B1
  • Filed: 06/08/1999
  • Issued: 09/03/2002
  • Est. Priority Date: 06/08/1999
  • Status: Expired due to Term
First Claim
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1. A method for enhancing e-commerce using a natural language interface, comprising the steps of:

  • accessing a user interface provided by a service provider;

    entering a query using a natural language interface, the query being formed in a natural language form;

    processing the query by the natural language interface;

    searching a database using the processed query;

    retrieving results from the database;

    providing the results to the user;

    creating a preference file for the user;

    storing information about the user in the preference file, the information including information relating to the user'"'"'s identification and information regarding the user'"'"'s own vocabulary, use of synonyms, common spelling errors, and unique writing style; and

    retrieving stored information from the preference file to analyze the query.

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