Document Hashing with Mixture-Prior Generative Models.
Wei DongQinliang SuDinghan ShenChangyou ChenPublished in: CoRR (2019)
Keyphrases
- generative model
- mixture model
- dirichlet distribution
- prior knowledge
- probabilistic model
- expectation maximization
- latent dirichlet allocation
- dirichlet process
- bayesian framework
- em algorithm
- lda model
- discriminative learning
- information retrieval
- discriminative models
- document collections
- topic models
- retrieval systems
- model selection
- information retrieval systems
- conditional random fields
- document retrieval
- object categories
- document classification
- maximum entropy principle
- generative and discriminative models
- object recognition
- generative process
- discriminative methods
- hierarchical hidden markov models
- tf idf
- document clustering
- graphical models
- semi supervised
- decision trees