Keyphrases
- generative model
- pitman yor process
- probabilistic model
- hierarchical models
- mixture model
- discriminative learning
- discriminative models
- prior knowledge
- em algorithm
- deep belief networks
- maximum entropy principle
- semi supervised
- video data
- hierarchical hidden markov models
- conditional random fields
- visual features
- generative and discriminative models
- topic models
- representational power
- information retrieval
- feature vectors
- image processing