转载自wentingtu 基于LDA的Topic Model变形最近几年来,随着LDA的产生和发展,涌现出了一批搞Topic Model的牛人.我主要关注了下面这位大牛和他的学生:David M. BleiLDA的创始者,04年博士毕业.一篇关于Topic Model的博士论文充分体现其精深的数学概率功底:而其自己实现的LDA又可体现其不俗的编程能力.说人无用,有论文为证: J. Chang and D. Blei. Relational Topic Models for Document Ne…
http://blog.csdn.net/pipisorry/article/details/52250760 模型评估Model evaluation: quantifying the quality of predictions 3 different approaches to evaluate the quality of predictions of a model: Estimator score method: Estimators have a score method prov…