Non-negative Matrix Factorization for Face Recognition.
David GuillametJordi VitriàPublished in: CCIA (2002)
Keyphrases
- negative matrix factorization
- face recognition
- sparse representation
- principal component analysis
- nonnegative matrix factorization
- face images
- matrix factorization
- document clustering
- dimensionality reduction
- feature extraction
- constrained least squares
- sparsity constraints
- tensor factorization
- sparse coding
- spectral clustering
- subspace learning
- computer vision
- low dimensional
- pattern recognition
- information retrieval
- data sets