When Does Non-Negative Matrix Factorization Give a Correct Decomposition into Parts?
David L. DonohoVictoria StoddenPublished in: NIPS (2003)
Keyphrases
- negative matrix factorization
- matrix factorization
- nonnegative matrix factorization
- sparse representation
- document clustering
- constrained least squares
- spectral clustering
- principal component analysis
- tensor factorization
- text categorization
- sparsity constraints
- recommender systems
- digital libraries
- pattern recognition
- computer vision
- information retrieval
- update rule
- databases