Shadow compensation and illumination normalization of face image.
Haiyang WangMao YeShangming YangPublished in: Mach. Vis. Appl. (2013)
Keyphrases
- illumination normalization
- face images
- face recognition
- robust face recognition
- histogram matching
- illumination variations
- human faces
- face recognition systems
- principal component analysis
- facial expressions
- intrinsic images
- feature extraction
- shadow detection
- facial features
- local binary pattern
- high resolution
- low resolution
- light source
- feature vectors
- face verification
- feature points
- face recognition algorithms
- face databases
- input image
- training set
- recognition rate
- feature space
- cast shadows
- edge preserving
- linear discriminant analysis
- viewpoint
- dimensionality reduction