Keyphrases
- face images
- human faces
- face recognition
- facial expressions
- principal component analysis
- illumination variations
- facial images
- lighting conditions
- training set
- face verification
- face recognition systems
- gabor wavelets
- face databases
- facial features
- automatic face
- face matching
- human face recognition
- face representation and recognition
- feature vectors
- low resolution
- pose variations
- feature points
- high resolution
- feature extraction
- cmu pie
- face recognition algorithms
- input image
- test images
- image set
- facial expression recognition
- expression recognition
- face detection
- age estimation
- frontal face images
- low dimensional
- face model
- linear discriminant analysis
- active appearance models
- recognition accuracy
- gender recognition
- intra personal
- video sequences
- training data
- yale database