Recommender Systems

Good Overview Papers

• Empirical Analysis of Predictive Algorithms for Collaborative Filtering Breese, Heckerman and Kadie

Online References

• Berkeley Collaborative Filtering Not up to date, but still has many good pointers
• Collaborative Filtering mailing list archive Six years of discussions on collaborative filtering
• ACM Collaborative Filtering not maintained
• Recommender Systems Workshop at SIGIR 99 Has a nice summary and has several papers online.
• MultiAgent.com

Source Code

• Alkindi, a now defunct company that did movie recommendations, as put their commercial strength recommender system software in the public domain.

Companies

• NetPerceptions
The market leader in collaborative filtering-based recommender systems. Blue chip list of clients.
• Blue Martini
CRM
• Engage
Helps marketers target online audiences. Data analysis and OLAP tools.
• Epiphany
Data mining and recommender systems.
• Gustos
• LikeMinds (Macromedia) Formerly "Andromedia"; Now owned by Macromedia.
• Triplehop
• Webtrends

A paragraph on each of the major companies is available here

Good recommendation systems to play with

• launch.com online music
• entree restaurant recommender
• netflix movie recommender
• alkindi movie recommender
• Moviefinder movie recommender
• Movielens movie recommender

Researchers

• Thomas Hofmann
• John Reidl
• Paul Resnick
• Lyle Ungar
• Hal Varian

Classic Papers

• Malone, T.W., Grant, K.R., Turbak, F.A., Brobst, S.A. and Cohen, M.D. (1987) Intelligent Information Sharing Systems. Communications of the ACM, 30, 5, pp. 390-402. Available for fee from: http://www.acm.org/pubs/citations/journals/cacm/1987-30-5/p390-malone/
• Goldberg, D., D. Nichols, B. M. Oki, and D. Terry. Using collaborative filtering to weave an information tapestry. CACM, 35(12):61--70, Dec 1992.
• Paul Resnick et al. GroupLens: An Open Architecture for Collaborative Filtering of Netnews, Internal Research Report, MIT Center for Coordination Science, March 1994. http://www-sloan.mit.edu/ccs/1994wp.html
• Will Hill, Larry Stead, Mark Rosenstein and George Furnas. "Recommending And Evaluating Choices In A Virtual Community Of Use" in Proceedings of ACM Conference on Human Factors in Computing Systems, CHI'95. http://www.acm.org/sigchi/chi95/proceedings/papers/wch_bdy.htm
• Upendra Shardanand and Pattie Maes. Social Information Filtering: Algorithms for Automating "Word of Mouth", in Proceedings of ACM Conference on Human Factors in Computing Systems, CHI'95. http://www.acm.org/sigchi/chi95/proceedings/papers/us_bdy.htm
• Recommender Systems. Special section in Communications of the ACM, Vol. 40, No. 3; March 1997
  • Kautz H, Selman B, Shah M Referral web: Combining social networks and collaborative filtering CACM 40: (3) 63-65, 1997
  • Konstan JA, Miller BN, Maltz D, et al. GroupLens: Applying collaborative filtering to Usenet news CACM 40: (3) 77-87, 1997
  • More papers

Lyle Ungar's Papers

See also

• Data Mining
• Information Filtering
• More collaborative filtering papers

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