Keyphrases
- image representation
- gabor wavelets
- feature extraction
- image classification
- texture features
- fractal dimension
- multiscale
- rotation invariant
- image features
- face recognition
- discriminant analysis
- face images
- gabor filters
- facial features
- iris recognition
- bag of words
- object recognition
- image content
- feature space
- sparse coding
- low level features
- representation scheme
- local binary pattern
- image retrieval
- face verification
- visual words
- feature vectors
- linear discriminant analysis
- similarity measure