Graph regularized discriminative non-negative matrix factorization for face recognition.
Xianzhong LongHongtao LuYong PengWenbin LiPublished in: Multim. Tools Appl. (2014)
Keyphrases
- negative matrix factorization
- face recognition
- sparse representation
- principal component analysis
- sparsity constraints
- nonnegative matrix factorization
- regularized least squares
- matrix factorization
- feature extraction
- document clustering
- dictionary learning
- tensor factorization
- graph representation
- spectral clustering
- sparse coding
- weighted graph
- data mining
- image classification
- dimensionality reduction
- least squares
- high dimensional data
- semi supervised
- latent semantic space