A novel semantic quantitative description method based on possibilistic logic

  • Authors:
  • ShengTao Sun

  • Affiliations:
  • College of Information Science and Engineering, Yan Shan University, Hebei Province, P.R. China and Center of Earth Observation and Digital Earth, Chinese Academy of Sciences, Beijing, P.R. China

  • Venue:
  • Journal of Intelligent & Fuzzy Systems: Applications in Engineering and Technology
  • Year:
  • 2013

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Abstract

This paper focuses on the application of possibilistic logic in the extension of ontology for uncertain knowledge description. It proposes an uncertain semantic relationship description method based on possibilistic logic and probabilistic statistics. This novel method combines the advantages of subjective valuation and objective statistics, which makes the representation and inference of uncertainty in ontologies more flexible and reasonable. Finally, we apply this quantitative measurement to describe incomplete uncertain knowledge and imprecise vague information of uncertain knowledge in ontology knowledgebase.