Opinion leader based filtering

  • Authors:
  • Hyeonjae Cheon;Hongchul Lee

  • Affiliations:
  • Department of Industrial Systems and Information Engineering, Korea University, Seoul, South Korea;Department of Industrial Systems and Information Engineering, Korea University, Seoul, South Korea

  • Venue:
  • ICADL'05 Proceedings of the 8th international conference on Asian Digital Libraries: implementing strategies and sharing experiences
  • Year:
  • 2005

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Abstract

Recommendation systems are helping users find the information, products, and other people they most want to find, therefore many on-line stores provide recommending services e.g. Amazon, CDNOW, etc. Most recommendation systems use collaborative filtering, content-based filtering, and hybrid techniques to predict user preferences. We discuss the strengths and weaknesses of the techniques and present a unique recommendation system that automatically selects opinion leaders by category or genre to improve the performance of recommendation. Finally, our approach will help to solve the cold-start problem in collaborative filtering.