Keyphrases
- face recognition
- face images
- discriminant analysis
- recognition rate
- principal component analysis
- recognition accuracy
- human faces
- data sets
- robust face recognition
- face recognition systems
- face identification
- face databases
- linear discriminant analysis
- facial expressions
- feature extraction
- feature representation
- illumination variations
- neural network
- thermal infrared
- machine learning
- face verification
- subspace methods
- gabor features
- databases
- face recognition algorithms
- real time
- orl face database
- neighborhood preserving