Keyphrases
- topic models
- latent dirichlet allocation
- topic modeling
- relevance model
- latent variables
- text documents
- user queries
- co occurrence
- variational inference
- query expansion
- generative model
- text mining
- baseline models
- probabilistic model
- relevance feedback
- microblog posts
- gibbs sampling
- databases
- lda model
- latent topic model
- latent topics
- text corpora
- information extraction
- active learning
- data mining