Discriminative face recognition via kernel sparse representation.
Keyou ZhangYali PengShigang LiuPublished in: Multim. Tools Appl. (2018)
Keyphrases
- sparse representation
- face recognition
- sparse codes
- regularized least squares
- sparse coding
- dictionary learning
- feature extraction
- discriminative power
- compressive sensing
- subspace learning
- image classification
- joint optimization
- image patches
- dimensionality reduction
- random projections
- compressed sensing
- kernel function
- face images
- feature space
- principal component analysis
- signal processing
- high dimensional data
- kernel methods
- linear classifiers
- support vector
- illumination variations
- face recognition systems
- sparsity constraints
- linear discriminant analysis
- reproducing kernel hilbert space
- image representation
- facial expressions
- kernel learning
- machine learning
- object tracking
- robust face recognition
- pattern recognition
- computer vision