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Knowledge Representation and Logic

  • The term knowledge representation describes the design and implementation of formalisms, to model a part of the reality (a domain).

  • A model represented using a formalisms and implemented by an interpreter is often called a knowledge base.

  • A knowledge base is a collection of facts and beliefs.

  • Modelling of knowledge bases happens on a conceptual level.

  • Intention: To model a domain of discourse and to draw inferences about the objects in the domain (reasoning)

  • Logic studies the principles of reasoning and offers

    • Formal languages for expressing knowledge

    • Well understood formal semantics

    • Reasoning methods to make implicit knowledge explicit


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