A new geometric approach to latent topic modeling and discovery.
Weicong DingMohammad H. RohbanPrakash IshwarVenkatesh SaligramaPublished in: ICASSP (2013)
Keyphrases
- topic modeling
- topic models
- latent topics
- latent structure
- latent variables
- latent dirichlet allocation
- probabilistic topic models
- modeling framework
- text classification
- text mining
- scientific articles
- collaborative filtering
- text documents
- text corpora
- topic extraction
- co occurrence
- knowledge discovery
- probabilistic model
- random variables
- knn
- lda model
- information retrieval
- hierarchical bayesian model
- databases