Learning Topic-Based Mixture Models for Factored Classification.
Qiong ChenTom M. MitchellPublished in: CIMCA/IAWTIC (2005)
Keyphrases
- mixture model
- unsupervised learning
- pattern recognition
- supervised learning
- density estimation
- support vector machine
- model selection
- learning process
- reinforcement learning
- text classification
- dictionary learning
- gaussian mixture model
- finite mixture models
- mixture modeling
- automatic model selection
- discriminative learning
- decision trees
- generative model
- em algorithm
- probabilistic model
- prior knowledge
- feature extraction