Ontology Mapping based on Rough Formal Concept Analysis

  • Authors:
  • Yi Zhao;Xia Wang;Wolfgang Halang

  • Affiliations:
  • FernUniversitaet,Hagen, Germany;FernUniversitaet,Hagen, Germany;FernUniversitaet,Hagen, Germany

  • Venue:
  • AICT-ICIW '06 Proceedings of the Advanced Int'l Conference on Telecommunications and Int'l Conference on Internet and Web Applications and Services
  • Year:
  • 2006

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Abstract

The idea of the semantic web is to add machineprocessable information to web-based data in order to realize interoperability, and a key objective for semantic web services is to provide machine interpretable descriptions of web services so that other software agents can use them without having any prior 'built-in' knowledge about how to invoke them. Ontologies play a prominent role in the concept of the semantic web to provide semantic information for assisting communication among heterogeneous information repositories. As increasing numbers of ontologies are developed by diverse communities, the demand for rapid ontology mapping is arising. In this paper, a novel similarity measure method based on rough set and formal concept analysis (RFCA) is proposed to realize ontology mapping tasks. A reference concept lattice is first constructed with the combination of two normalized contexts. Rough set theory is then employed to calculate the similarity measure of the two ontology nodes. With a specified threshold, the final result of ontology mapping can be obtained. Compared with other mapping algorithms, the proposed ontology mapping method is featural and structural, and the mapping results are accurate and more confident.