Keyphrases
- keypoints
- scale invariant feature transform
- image matching
- scale invariant
- sift features
- image features
- sift descriptors
- multiscale
- feature detection
- object recognition
- keypoint detection
- scale space
- distance function
- distance measure
- image analysis
- image segmentation
- image processing
- invariant features
- gray level
- image transformations
- image sequences