Keyphrases
- generative model
- probabilistic model
- bayesian framework
- primal sketch
- em algorithm
- discriminative learning
- latent dirichlet allocation
- semi supervised
- posterior probability
- discriminative models
- prior distribution
- expectation maximization
- topic models
- prior knowledge
- appearance variations
- generative and discriminative models
- image processing
- learned models
- maximum likelihood
- hidden markov models
- hierarchical bayesian model
- feature extraction