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Inductive Logic Programming

Inductive Logic Programming

作者: ciferlv | 来源:发表于2017-09-11 10:31 被阅读0次

Horn clause

  • A horn clause is a clause (a disjunction of literals) with at most one positive.
  • Definite clause: Horn clauses with exactly one positive literal.
  • Fact: Definite clauses without negative literals.
Name Disjunction form Implication form Read intuitively as
Definite clause ¬p ∨ ¬q ∨ ... ∨ ¬t ∨ u u ← p ∧ q ∧ ... ∧ t assume that, if p and q and ... and t all hold, then also u holds
Fact u u assume that u holds

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