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非ISA关系在本体概念相似度计算中的度量方法研究
  • 摘要

    在本体概念相似度计算过程中,关于本体概念间非ISA关系的处理方法较少.针对本体中存在非ISA概念关系的情况,总结了一些传统的概念相似度计算方法,提出了一种新的适应于非ISA概念关系的相似度计算方法.此方法利用Tversky模型计算本体有向无环概念图的信息量覆盖程度,并结合语义距离方法,再进行权值求和.实验表明,提出的方法可以有效地度量ISA关系,对非ISA关系具有适用性.

  • 作者

    王孝满  闫晶晶  WANG Xiao-man  YAN Jing-jing 

  • 作者单位

    信息系统工程重点实验室,南京,210007

  • 刊期

    2011年7期 ISTIC PKU

  • 关键词

    非ISA概念关系  本体概念相似度  信息量  概念图 

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