Keyphrases
- topic models
- latent dirichlet allocation
- topic modeling
- relevance model
- generative model
- text documents
- latent variables
- probabilistic model
- text mining
- user queries
- variational inference
- query expansion
- query terms
- co occurrence
- relevance feedback
- keywords
- probabilistic topic models
- author topic model
- baseline models
- language modeling framework
- microblog posts
- gibbs sampling
- text corpora
- natural language processing
- association rules