New objective functions for social collaborative filtering

Citation

Noel:2012:NOF:2187836.2187952,

 title = {New objective functions for social collaborative filtering},
 author = {Noel, Joseph and Sanner, Scott and Tran, Khoi-Nguyen and Christen, Peter and Xie},
 booktitle = {Proceedings of the 21st international conference on World Wide Web},
 series = {WWW '12},
 year = {2012},
 pages = {859--868},
 url = {http://doi.acm.org/10.1145/2187836.2187952}