计算LDA模型困惑度

http://www.52nlp.cn/lda-math-lda-%E6%96%87%E6%9C%AC%E5%BB%BA%E6%A8%A1

http://www.52nlp.cn/lda-math-lda-%E6%96%87%E6%9C%AC%E5%BB%BA%E6%A8%A1

LDA-math-LDA 文本建模

http://www.iyunv.com/thread-59890-1-1.html

用python计算lda语言模型的困惑度并作图

http://www.unjeep.com/q/844599282.htm

LDA主题模型评估方法Perplexity

 

http://blog.sina.com.cn/s/blog_4c9dc2a10102vua9.html