EXPERT
2011
12 years 11 months ago
2011
Recommender systems that incorporate a social trust network among their users have the potential to make more personalized recommendations compared to traditional collaborative ...
ICDIM
2007
IEEE
13 years 4 months ago
2007
IEEE
In collaborative filtering systems, a common technique is default voting. Unknown ratings are filled with a default value to alleviate the sparsity of rating databases. We show ...