Two SVDs Suffice: Spectral decompositions for probabilistic topic modeling and latent Dirichlet allocation
Animashree AnandkumarDean P. FosterDaniel J. HsuSham M. KakadeYi-Kai LiuPublished in: CoRR (2012)
Keyphrases
- topic modeling
- latent dirichlet allocation
- topic models
- generative model
- latent variable models
- probabilistic model
- probabilistic topic models
- lda model
- latent topics
- topic extraction
- gibbs sampling
- text mining
- latent semantic analysis
- probabilistic latent semantic analysis
- bayesian networks
- text classification
- text documents
- collapsed gibbs sampling
- dimensionality reduction
- variational inference
- hierarchical bayesian model
- language modeling
- graphical models
- collaborative filtering
- pattern recognition
- knowledge base
- artificial intelligence
- information retrieval