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Method and apparatus to identify the relation of meaning between words in text expressions

  • US 4,849,898 A
  • Filed: 05/18/1988
  • Issued: 07/18/1989
  • Est. Priority Date: 05/18/1988
  • Status: Expired due to Term
First Claim
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1. A text comprehension and retrieval method for identifying text words presenting concepts in a computer coded document related to the concepts presented in a computer coded expression of query words, comprising the steps of:

  • calculating a first letter-semantic value for each of the query words by comparing each of the query words to itself;

    calculating a plurality of second letter-semantic values for each of the text words in a plurality of blocks of text of dynamically predetermined size by comparing each of the query words to each of the text words in each of said blocks;

    identifying the text words of the one of said blocks having second letter-semantic values that compare most closely to said first letter-semantic values.

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