Keyphrases
- image transformations
- gabor features
- gabor filters
- rotation invariant
- texture descriptors
- face recognition
- texture information
- texture features
- image features
- image matching
- pixel intensities
- facial expression recognition
- image analysis
- input image
- image registration
- object recognition
- keypoints
- texture analysis
- dictionary learning
- d objects
- feature vectors
- image representation
- texture images
- face images
- pattern recognition
- image descriptors
- machine learning
- viewpoint
- texture classification