Abstract : it briefly introduces three basic formalizations of concept learning learning from interpretation , learning from entailment ( learning from partial interpretation ) and learning from satisfiability and discusses the reduction relation among the basic concept learning types 文摘:介绍了3种主要的概念学习形式解释学习、断定学习(部分解释学习)和满足学习,讨论了这3种概念学习形式的归约关系