Sparse representation of (Multiscale) histograms for face recognition robust to registration and illumination problems.
Chi-Ho ChanJosef KittlerPublished in: ICIP (2010)
Keyphrases
- sparse representation
- face recognition
- illumination variations
- robust face recognition
- multiscale
- dictionary learning
- image patches
- image representation
- face images
- sparse coding
- illumination insensitive
- norm minimization
- illumination conditions
- image matching
- image classification
- face recognition systems
- compressed sensing
- dimensionality reduction
- object tracking
- image registration
- compressive sensing
- feature extraction
- joint optimization
- subspace learning
- image processing
- regularized least squares
- varying illumination
- object recognition
- human faces
- principal component analysis
- face recognition algorithms
- partial occlusion
- local binary pattern
- object detection
- sparse representation based classification
- signal processing