Keyphrases
- face images
- face recognition
- human faces
- facial expressions
- automatic face
- face recognition systems
- face verification
- facial features
- feature vectors
- feature extraction
- input image
- principal component analysis
- human face recognition
- low resolution
- face databases
- illumination variations
- gabor wavelets
- face matching
- age estimation
- image set
- test images
- high resolution
- training set
- face recognition algorithms
- expression recognition
- intra personal
- illumination compensation
- low resolution face images
- cmu pie
- computer vision
- face space
- face model
- face representation
- gender recognition
- image database
- high quality
- learning algorithm
- face representation and recognition
- machine learning