Stability of Topic Modeling via Matrix Factorization.
Mark BelfordBrian Mac NameeDerek GreenePublished in: CoRR (2017)
Keyphrases
- matrix factorization
- topic modeling
- collaborative filtering
- topic models
- recommender systems
- low rank
- latent dirichlet allocation
- factorization methods
- negative matrix factorization
- nonnegative matrix factorization
- missing data
- text classification
- text mining
- factor analysis
- probabilistic latent semantic analysis
- data mining
- text categorization
- pattern recognition
- information retrieval
- latent semantic analysis
- latent topics