1. PLSA与LSA
http://hi.baidu.com/megachan/blog/item/8bd11a83bc934baa6c811995.html
2. Simple Introduction to Dirichlet Process
http://hi.baidu.com/zcfeiyu123/blog/item/c1fb38dad544ae275982dd97.html
3. Beta分布 Dirichlet分布 conjugate prior
http://blog.sina.com.cn/s/blog_64827e4c0100id8g.html
4. introduction to LDA[修改版] (PLSA v.s. LDA)
http://hi.baidu.com/flyer_hit/blog/item/2ec12d251dd9dd6835a80f55.html
5. latent Dirichlet allocation (LDA) (Blei 2003年paper导读)
http://www.zhizhihu.com/html/y2010/1384.html
6. 其他LDA资源
http://www.zhizhihu.com/html/y2010/1465.html
7. LDA和PLSA的区别
http://blog.csdn.net/caoeryingzi/article/details/6101651
8. pLSI
http://hi.baidu.com/flyer_hit/blog/item/a039a99526ef7f007bf480b9.html