Product Schema Integration for Electronic Commerce-A Synonym Comparison Approach

  • Authors:
  • G. Yan;W. K. Ng;E.-P. Lim

  • Affiliations:
  • -;-;-

  • Venue:
  • IEEE Transactions on Knowledge and Data Engineering
  • Year:
  • 2002

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Abstract

In any electronic commerce system, the heterogeneity of product descriptions is a critical impediment to efficient business information exchange. In the ABECOS electronic commerce system, buyer agents, seller agents, and directory agents liaise with one another in e-commerce activities. Only when agents have a common ontology of product descriptions (also called product schemas) are they able to interact seamlessly in e-commerce activities. This gives rise to the Product Schema Integration problem (PSI); the problem of integrating heterogeneous schemas of a certain product into one globally compatible schema. In this paper, we adopt an integration approach based on product attribute synonyms. We give a formal definition of the problem and show that it is NP-complete. We contrast our approach of study to conventional schema integration in federated databases. We also propose a set of approximate algorithms for PSI and evaluate their performance.