Keyphrases
- human faces
- face images
- face identification
- face analysis
- face recognition
- face matching
- facial features
- face recognition systems
- face tracking
- expression recognition
- facial expressions
- face detector
- recognizing faces
- face space
- face detection
- recognize faces
- morphable face model
- face verification
- face databases
- orl database
- detecting faces
- pose variations
- facial images
- frontal view
- face model
- neural network
- principal component analysis
- face recognition algorithms
- frontal face
- recognition algorithm
- facial expression recognition
- active appearance models
- partially occluded
- frontal face images
- real time
- high resolution
- face representation
- personal photos
- facial feature points
- line drawings