Block kernel nonnegative matrix factorization for face recognition.
Wen-Sheng ChenJingmin LiuBinbin PanYugao LiPublished in: Int. J. Wavelets Multiresolution Inf. Process. (2019)
Keyphrases
- nonnegative matrix factorization
- face recognition
- principal component analysis
- negative matrix factorization
- probabilistic latent semantic indexing
- matrix factorization
- kernel function
- data representation
- feature space
- least squares
- nonnegative matrix
- feature extraction
- sparse representation
- kernel methods
- document clustering
- spectral clustering
- data matrix
- original data
- kernel matrix
- sparsity constraints
- dimensionality reduction
- support vector
- data clustering
- image classification
- objective function
- feature selection