Non-negative matrix factorization with alpha-divergence.
Andrzej CichockiHyekyoung LeeYong-Deok KimSeungjin ChoiPublished in: Pattern Recognit. Lett. (2008)
Keyphrases
- negative matrix factorization
- matrix factorization
- nonnegative matrix factorization
- principal component analysis
- sparse representation
- constrained least squares
- document clustering
- spectral clustering
- kl divergence
- latent semantic space
- data mining
- sparsity constraints
- update rule
- probabilistic latent semantic analysis
- missing data
- image classification
- least squares
- feature extraction