Non-negative matrix factorization using posrank-based approximation decompositions.
Ana de AlmeidaPublished in: EUROCON (2015)
Keyphrases
- negative matrix factorization
- frobenius norm
- document clustering
- nonnegative matrix factorization
- principal component analysis
- matrix factorization
- sparse representation
- update rule
- constrained least squares
- tensor factorization
- image classification
- spectral clustering
- feature selection
- feature extraction
- feature space