Optimizing Semantic Coherence in Topic Models.
David M. MimnoHanna M. WallachEdmund M. TalleyMiriam LeendersAndrew McCallumPublished in: EMNLP (2011)
Keyphrases
- topic models
- latent dirichlet allocation
- latent semantics
- topic modeling
- text mining
- latent topics
- probabilistic model
- generative model
- latent topic models
- co occurrence
- latent variables
- text documents
- text corpora
- gibbs sampling
- semantic similarity
- semantic information
- training data
- relevance feedback
- probabilistic latent semantic analysis
- knowledge discovery
- prior knowledge