Keyphrases
- image recognition
- affine invariant
- affine transformation
- scale invariant
- multiscale
- object matching
- image classification
- convex hull
- contour matching
- fourier descriptors
- face recognition
- pattern recognition
- zernike moments
- affine invariance
- image processing
- feature detectors
- tensor field
- curve matching
- d objects
- region descriptors
- three dimensional