A RST-Invariant Robust DWT-HMM Watermarking Algorithm Incorporating Zernike Moments and Template.
Jiangqun NiChuntao WangJiwu HuangRongyue ZhangPublished in: KES (1) (2005)
Keyphrases
- watermarking algorithm
- image watermarking
- zernike moments
- geometric attacks
- jpeg compression
- moment invariants
- geometric transformations
- signal processing
- digital image watermarking
- invariant features
- pseudo zernike moments
- affine invariant
- wavelet domain
- image normalization
- digital watermarking
- watermarking technique
- copyright protection
- geometric distortions
- watermarking scheme
- fourier descriptors
- shape descriptors
- feature vectors
- multiresolution
- image reconstruction
- affine transformation
- image representation
- rotation invariant
- multiscale
- discrete wavelet transform
- pattern recognition
- high order
- dct coefficients
- basis functions
- input image
- image registration
- human visual system
- higher order
- image classification
- wavelet coefficients
- legendre moments
- image matching