Keyphrases
- topic models
- latent topics
- text documents
- topic discovery
- latent dirichlet allocation
- topic modeling
- statistical topic models
- lda model
- topic tracking
- document classification
- latent variables
- co occurrence
- generative model
- document clustering
- text mining
- relevance model
- probabilistic model
- generative process
- news articles
- probabilistic latent semantic analysis
- tf idf
- latent semantic analysis
- baseline models
- bag of words
- language modeling framework
- gibbs sampling
- document retrieval
- variational inference
- document collections
- keywords
- author topic model
- machine learning
- text classification
- information retrieval systems
- natural language processing
- multi class
- information extraction
- information retrieval