Keyphrases
- face images
- face recognition
- human faces
- facial expressions
- principal component analysis
- face databases
- low resolution
- face recognition systems
- feature vectors
- automatic face
- illumination variations
- face verification
- facial features
- high resolution
- face recognition algorithms
- feature extraction
- feature points
- human face recognition
- input image
- pose variations
- gabor wavelets
- expression recognition
- cmu pie
- face representation and recognition
- training set
- face space
- gender recognition
- machine learning
- face representation
- facial images
- intra personal
- image features
- feature space
- data sets