Recognizing face images under different lighting conditions.
Haitao WangYangsheng WangPublished in: ICASSP (3) (2003)
Keyphrases
- lighting conditions
- face images
- human faces
- face recognition
- illumination variations
- illumination conditions
- facial expressions
- facial features
- principal component analysis
- feature vectors
- pose variations
- photometric stereo
- facial images
- feature extraction
- viewpoint
- skin color
- face databases
- low resolution
- training set
- high resolution
- varying illumination
- light source
- face detection
- feature points
- imaging conditions
- input image
- complex background
- partial occlusion
- facial expression recognition
- face model
- learning algorithm
- active appearance models
- image set
- image processing
- data sets
- super resolution
- feature selection
- head motion