Towards a practical face recognition system: Robust registration and illumination by sparse representation.
Andrew WagnerJohn WrightArvind GaneshZihan ZhouYi MaPublished in: CVPR (2009)
Keyphrases
- feature space
- sparse representation
- illumination variations
- sparse coding
- robust face recognition
- feature extraction
- image representation
- dimensionality reduction
- face recognition
- dictionary learning
- face images
- object tracking
- face recognition systems
- image matching
- image classification
- norm minimization
- partial occlusion
- subspace learning
- illumination conditions
- random projections
- high dimensional data
- face recognition algorithms
- human faces
- sparsity constraints
- compressive sensing
- image patches
- compressed sensing
- signal processing
- joint optimization
- regularized least squares
- recognition algorithm
- lighting conditions
- image registration
- sparse reconstruction
- sparse representation based classification
- test images
- machine learning
- single image
- high resolution
- object recognition
- pattern recognition
- multiscale
- computer vision