Progressive EM for Latent Tree Models and Hierarchical Topic Detection.
Peixian ChenNevin L. ZhangLeonard K. M. PoonZhourong ChenPublished in: AAAI (2016)
Keyphrases
- topic detection
- tree models
- human pose estimation
- text classification
- document clustering
- document collections
- tree structure
- latent variables
- expectation maximization
- information retrieval
- text data
- probabilistic model
- document level
- maximum likelihood
- unsupervised learning
- efficient learning
- bayesian framework
- text mining