Illumination Invariant Face Image Representation Using Quaternions.
Dayron Rizo-RodriguezHeydi Mendez VazquezEdel B. García ReyesPublished in: CIARP (2010)
Keyphrases
- illumination invariant
- face recognition
- face images
- local binary pattern
- low resolution
- human faces
- face databases
- facial expressions
- principal component analysis
- recognition rate
- feature extraction
- feature vectors
- gabor features
- linear discriminant analysis
- recognition accuracy
- multi band
- pose variations
- input image
- facial expression recognition
- feature descriptors
- high resolution
- facial features
- face detection
- recognition algorithm
- spherical harmonics
- facial images
- color model
- training set