Progressive EM for Latent Tree Models and Hierarchical Topic Detection

5 Aug 2015Peixian ChenNevin L. ZhangLeonard K. M. PoonZhourong Chen

Hierarchical latent tree analysis (HLTA) is recently proposed as a new method for topic detection. It differs fundamentally from the LDA-based methods in terms of topic definition, topic-document relationship, and learning method... (read more)

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