Study of Topic Life Cycle Based on Hierarchical HMM
Tao Pan, Qian Chen, Dong Lv, Shu Han Yuan, Xin Jin · Applied Mechanics and Materials · 2014
This paper presents a topic ontology tree based hierarchical HMM (hHMM), and the generation of topic property based life cycle curve is studied. Compared with the traditional methods, this model can describe the hierarchy relations of topics.