Dynamic natural language understanding

  • US 7,840,400 B2
  • Filed: 11/21/2006
  • Issued: 11/23/2010
  • Est. Priority Date: 03/13/2001
  • Status: Expired due to Fees
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First Claim
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1. A computer-implemented method for causing a computer to understand a natural language text, the method comprising causing the computer to execute steps of:

  • receiving a natural language text;

    extracting at least one parameter value from said natural language text or a form thereof;

    identifying at least one parameter type related to each extracted parameter value;

    providing at least one restatement of said natural language text, each at least one restatement having, embedded within, at least one of said identified parameter types;

    extracting at least one overall category value from said at least one restatement or a form thereof;

    selecting a subcategory extractor corresponding to one of said extracted at least one overall category, and using said selected subcategory extractor to extract at least one subcategory value;

    choosing one of said at least one extracted subcategory values; and

    evaluating said at least one identified parameter type in relation to said chosen subcategory value.

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