SVM based automatic user profile construction for personalized search

  • Authors:
  • Rui Song;Enhong Chen;Min Zhao

  • Affiliations:
  • Department of Computer Science and Technology, University of Science and Technology of China, Hefei, Anhui, P.R. China;Department of Computer Science and Technology, University of Science and Technology of China, Hefei, Anhui, P.R. China;Department of Computer Science and Technology, University of Science and Technology of China, Hefei, Anhui, P.R. China

  • Venue:
  • ICIC'05 Proceedings of the 2005 international conference on Advances in Intelligent Computing - Volume Part I
  • Year:
  • 2005

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Abstract

The number of accessible Web pages has been growing fast on the Internet. It has become increasingly difficult for users to find information on the Internet that satisfies their individual needs. This paper proposes a novel approach and presents a prototype system for personalized information retrieval based on user profile. In our system, we return different searching results to the same query according to each user's profile. Compared with other personalized search systems, we learn the user profile automatically without any effort from the user. We use the method of support vector machine to construct user profile. A profile ontology is introduced in order to standardize the user profile and the raw results returned by the search engine wrapper. Experiments show that the precision of the returned web pages is effectively improved.