Rectifying the representation learned by Non-negative Matrix Factorization.
Tetsuya YoshidaPublished in: Int. J. Knowl. Based Intell. Eng. Syst. (2013)
Keyphrases
- negative matrix factorization
- matrix factorization
- sparsity constraints
- nonnegative matrix factorization
- sparse representation
- spectral clustering
- principal component analysis
- document clustering
- constrained least squares
- image representation
- computer vision
- feature space
- association rules
- collaborative filtering