Keyphrases
- face recognition
- sparse representation based classification
- sparse representation
- pose variations
- dictionary learning
- sparse coding
- face images
- web image annotation
- illumination variations
- recognition rate
- human faces
- ar face database
- principal component analysis
- face detection
- resolution enhancement
- discriminant analysis
- recognition accuracy
- local binary pattern
- texture synthesis
- partially occluded
- computer vision
- high dimensional
- compressive sensing
- sparse data
- face databases
- image restoration
- denoising
- image inpainting
- occlusion handling
- single image
- missing parts
- feature extraction