18 search results - page 4 / 4 » Privacy-Preserving Collaborative Filtering Using Randomized ... |
SAC
2005
ACM
13 years 10 months ago
2005
ACM
Collaborative ļ¬ltering (CF) techniques are becoming increasingly popular with the evolution of the Internet. Such techniques recommend products to customers using similar usersā...
CISS
2008
IEEE
2008
IEEE
A lower-bound on the number of rankings required in recommender systems using collaborativ filtering
13 years 11 months ago
ā We consider the situation where users rank items from a given set, and each user ranks only a (small) subset of all items. We assume that users can be classiļ¬ed into C classe...
SIAMREV
2010
12 years 11 months ago
2010
The affine rank minimization problem consists of finding a matrix of minimum rank that satisfies a given system of linear equality constraints. Such problems have appeared in the ...