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Natural language understanding system

  • US 4,914,590 A
  • Filed: 05/18/1988
  • Issued: 04/03/1990
  • Est. Priority Date: 05/18/1988
  • Status: Expired due to Fees
First Claim
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1. A method of processing natural language text, comprisingproviding electronically encoded data representative of the natural language text,lexically processing the electronically encoded data with reference to a lexicon data base, said lexicon data base being comprised of lexical entries all including syntactic category data and semantically significant lexical entries including one or more concepts, to produce lexical specifications,interpreting the lexical specifications with reference to an electronic representation of an Augmented Transition Network to produce configuration data, said configuration data including one or more concepts obtained from the lexical specifications, andsemantically processing the configuration data with reference to case frame templates each identified with a respective concept, to produce case frames in accordance with the concepts included in said configuration data.

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