A low-dimensional representation of human faces for arbitrary lighting conditions.
Peter W. HallinanPublished in: CVPR (1994)
Keyphrases
- lighting conditions
- human faces
- face detection
- face images
- face recognition
- illumination conditions
- facial expressions
- facial images
- skin color
- partial occlusion
- imaging conditions
- photometric stereo
- complex background
- facial expression recognition
- detection method
- viewpoint
- active appearance models
- point light source
- face databases
- feature points
- specular reflection
- feature vectors
- face model
- image processing
- machine learning