Keyphrases
- feature vectors
- salient points
- shape descriptors
- feature extraction
- global features
- texture features
- feature set
- feature space
- orientation histogram
- euclidean distance
- image features
- face images
- feature points
- corner detection
- support vector machine
- keypoints
- gabor filters
- shape retrieval
- scale invariant
- rotation invariant
- feature descriptors
- similarity measure
- computer vision
- train a support vector machine
- corner detectors
- rotation and scale invariant
- feature detectors
- shape features
- local binary pattern
- principal component analysis