GroupLens
1994
(Resnick, Iacovou, Suchak, Bergstrom, & Riedl, 1994)
Figure 1: The netnews architecture. News articles hop from news server to news server. A news client connects to the news server at its site and presents articles to users.
(Resnick, Iacovou, Suchak, Bergstrom, & Riedl, 1994)
Figure 5: a sample matrix of ratings.
(Resnick, Iacovou, Suchak, Bergstrom, & Riedl, 1994)
Resnick, P., Iacovou, N., Suchak, M., Bergstrom, P., & Riedl, J. (1994). GroupLens: an open architecture for collaborative filtering of netnews. Proceedings of the 1994 ACM Conference on Computer Supported Cooperative Work, 175–186.