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Method and apparatus for processing natural language with a hierarchy of mapping routines

  • US 5,625,814 A
  • Filed: 05/15/1995
  • Issued: 04/29/1997
  • Est. Priority Date: 05/27/1992
  • Status: Expired due to Term
First Claim
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1. A computer system having the ability to process natural language, the system comprising:

  • a processor;

    memory for maintaining a database of task-pertinent events, said memory being coupled to said processor;

    an input device coupled to said processor for receiving natural language from a user;

    means for developing a string from said natural language coupled to said input device;

    means for mapping a portion of said string into said database using a plurality of different mapping routines arranged in a hierarchy, wherein a successive mapping routine in said hierarchy is used when a previous different mapping routine in said hierarchy does not map said portion of said string; and

    means for performing a computer-implemented task based upon said mapped portion of said string.

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