Robust face recognition via gradient-based sparse representation.
Peng MaDan YangYongxin GeXiaohong ZhangYing QuSheng HuangJiwen LuPublished in: J. Electronic Imaging (2013)
Keyphrases
- robust face recognition
- sparse representation
- sparse coding
- face recognition
- subspace learning
- dictionary learning
- low rank matrix recovery
- image patches
- feature analysis
- object tracking
- signal processing
- image classification
- dimensionality reduction
- high dimensional data
- human faces
- illumination variations
- data sets
- principal component analysis
- face images
- face recognition systems
- face recognition algorithms
- manifold learning
- image representation
- generative model
- gabor features
- active appearance models
- linear subspace
- object recognition
- image processing