Keyphrases
- improved algorithm
- zernike moments
- shape descriptors
- rotation invariant
- high order
- basis functions
- image reconstruction
- fourier descriptors
- geometric moments
- moment invariants
- affine invariant
- feature vectors
- rotation angle
- invariant features
- polar coordinates
- linear combination
- image representation
- pseudo zernike moments
- shape analysis
- higher order
- shape representation
- co occurrence
- image analysis
- viewpoint
- learning algorithm