A Variational Approximation for Topic Modeling of Hierarchical Corpora.
Do-kyum KimGeoffrey M. VoelkerLawrence K. SaulPublished in: ICML (2) (2013)
Keyphrases
- topic modeling
- topic models
- variational approximation
- variational inference
- latent dirichlet allocation
- latent variables
- text mining
- text classification
- bayesian inference
- approximate inference
- latent topics
- exact inference
- probabilistic latent semantic analysis
- em algorithm
- data analysis
- machine learning
- hierarchical clustering
- text documents
- unsupervised learning
- generative model
- collaborative filtering