レコメンダシステム
L.; Konstan, J. A.; Terveen, L. G.; Riedl, J. T. (January 2004), “Evaluating collaborative filtering recommender systems”, ACM Trans. Inf. Syst. 22 (1): 5–53, doi:10.1145/963770.963772, http://portal.acm.org/citation.cfm?id=963772 .
↑ Sarwar, B.; Karypis, G.; Konstan, J.; Riedl, J. (2000), Application of Dimensionality Reduction in Recommender System A Case Study, http://glaros.dtc.umn.edu/gkhome/node/122 .
↑ R. Bell, Y. Koren, C. Volinsky (2007年). “"The BellKor solution to the Netflix Prize"”. 2009年5月27日閲覧。