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Rule base processing system and rule evaluation control method therein

  • US 5,204,939 A
  • Filed: 12/13/1990
  • Issued: 04/20/1993
  • Est. Priority Date: 12/14/1989
  • Status: Expired due to Fees
First Claim
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1. A rule base processing system, comprising:

  • an inference engine;

    a rule base storage, operatively connected to said inference engine, including;

    knowledge source blocks having a selection mode and rules arranged in a first priority sequence, at least some of said knowledge source blocks further including a priority sequence table describing a second priority sequence of the rules, each of the rules including a condition and a procedure; and

    a control block having a knowledge source list of said knowledge source blocks in said rule base storage to be executed by said inference engine; and

    a rule base compiler, operatively connected to said rule base storage, to compile said rule base storage and generate a program for executing the rules in one of the first and second priority sequences, the program executing in each knowledge source block having a single rule selection mode, only the procedure of a first rule having a condition that is satisfied.

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