Fuzzy Bilateral Matchmaking in e-Marketplaces

  • Authors:
  • Azzurra Ragone;Umberto Straccia;Fernando Bobillo;Tommaso Noia;Eugenio Sciascio

  • Affiliations:
  • University of Michigan, Ann Arbor, USA and SisInfLab, Politecnico di Bari, Bari, Italy;ISTI-CNR, Pisa, Italy;Department of Computer Science and Artificial Intelligence, University of Granada,;SisInfLab, Politecnico di Bari, Bari, Italy;SisInfLab, Politecnico di Bari, Bari, Italy

  • Venue:
  • KES '08 Proceedings of the 12th international conference on Knowledge-Based Intelligent Information and Engineering Systems, Part III
  • Year:
  • 2008

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Abstract

We present a novel Fuzzy Description Logic (DL) based approach to automate matchmaking in e-marketplaces. We model traders' preferences with the aid of Fuzzy DLs and, given a request, use utility values computed w.r.t. Pareto agreements to rank a set of offers. In particular, we introduce an expressive Fuzzy DL, extended with concrete domains in order to handle numerical, as well as non numerical features, and to deal with vagueness in buyer/seller preferences. Hence, agents can express preferences as e.g.I am searching for a passenger car costing about 22000茂戮驴 yet if the car has a GPS system and more than two-year warranty I can spend up to 25000茂戮驴. Noteworthy our matchmaking approach, among all the possible matches, chooses the mutually beneficial ones.