CF

代码说明：

说明：  matalb实现的协同过滤，里面包含很多重要算法，都已经实现(matalb achieve collaborative filtering, which contains many important algorithms have been realized)

文件列表：

CF
..\bayespmf.m,4742,2009-12-26
..\makematrix.m,994,2009-12-26
..\myPearson.m,473,2013-05-19
..\mysigmoid.m,135,2013-05-19
..\plotlogtail.m,24,2013-01-10
..\pmf.m,3865,2009-12-26
..\pmf_douban_friend_comment_final.m,4949,2013-05-20
..\pmf_douban_hao_friend.m,4461,2013-05-20
..\positive.m,107,2013-01-11
..\pred.m,388,2009-12-26
..\readme.rtf,592,2013-05-20