Watermarking Polygonal Lines Using Fourier Descriptors.
Vassilios SolachidisIoannis PitasPublished in: IEEE Computer Graphics and Applications (2004)
Keyphrases
- fourier descriptors
- shape features
- zernike moments
- affine invariant
- shape analysis
- moment invariants
- fourier transform
- affine transformation
- shape representation
- shape descriptors
- feature vectors
- watermarking scheme
- contour matching
- frequency domain
- shape matching
- linear combination
- co occurrence
- object recognition
- face recognition
- image processing
- computer vision