The Multi-Purpose Watermarking for Color Halftone Image Based On Wavelet and Zernike Transform.
Ching-Tang HsiehKuan-Ting YehWan-Ting KuoPublished in: CATA (2006)
Keyphrases
- error diffusion
- data hiding
- wavelet decomposition
- color images
- wavelet transform
- color information
- color space
- adaptive wavelet
- gray scale
- multiscale
- laplacian pyramid
- digital images
- halftone images
- transform coding
- original signal
- denoising
- reversible integer
- translation invariant
- wavelet domain
- subband
- multiresolution
- halftoning algorithm
- copyright protection
- lossless compression
- polar coordinates
- coding gain
- image denoising
- inverse halftoning
- image compression