Probabilistic latent semantic visualization: topic model for visualizing documents.
Tomoharu IwataTakeshi YamadaNaonori UedaPublished in: KDD (2008)
Keyphrases
- latent semantic
- topic models
- probabilistic latent semantic analysis
- latent semantic analysis
- topic modeling
- latent dirichlet allocation
- text documents
- latent topics
- text data
- latent semantic indexing
- co occurrence
- probabilistic topic models
- generative model
- probabilistic model
- text mining
- query expansion
- latent variables
- document representation
- semantic information
- information retrieval
- data analysis
- text retrieval
- document clustering
- maximum likelihood
- generative process
- vector space model
- singular value decomposition
- document collections
- collaborative filtering
- probability distribution
- prior knowledge
- feature space