Non-negative Matrix Factorization with sparse features.
Keigo KimuraTetsuya YoshidaPublished in: GrC (2011)
Keyphrases
- negative matrix factorization
- sparse representation
- tensor factorization
- nonnegative matrix factorization
- feature extraction
- principal component analysis
- sparsity constraints
- unsupervised feature selection
- matrix factorization
- image features
- feature vectors
- feature space
- pattern recognition
- image classification
- document clustering
- dictionary learning
- blind source separation
- digital libraries
- basis vectors
- clustering algorithm
- data mining