Sparse Additive Generative Models of Text.
Jacob EisensteinAmr AhmedEric P. XingPublished in: ICML (2011)
Keyphrases
- generative model
- sparse coding
- probabilistic model
- discriminative learning
- discriminative models
- mixture model
- information retrieval
- prior knowledge
- hierarchical hidden markov models
- em algorithm
- object categories
- maximum entropy principle
- text mining
- conditional random fields
- high dimensional
- semi supervised
- representational power
- expectation maximization
- topic models
- training data
- generative and discriminative models
- graphical models
- latent variables
- learning algorithm