Bayesian extensions of non-negative matrix factorization.
Reinhard SchachtnerGerhard PöppelElmar Wolfgang LangPublished in: CIP (2010)
Keyphrases
- negative matrix factorization
- nonnegative matrix factorization
- matrix factorization
- sparse representation
- principal component analysis
- document clustering
- bayesian networks
- constrained least squares
- spectral clustering
- maximum likelihood
- text documents
- image processing
- data sets
- least squares
- computer vision
- artificial intelligence
- sparsity constraints