Image Watermarking Based on Invariant Representation of Polar Sine Transform.
Leida LiJianying ZhangAjith AbrahamPublished in: IEICE Trans. Fundam. Electron. Commun. Comput. Sci. (2011)
Keyphrases
- image watermarking
- invariant representation
- translation invariant
- geometric structure
- affine transformation
- selective attention
- jpeg compression
- watermarking algorithm
- digital watermarking
- discrete wavelet transform
- copyright protection
- wavelet transform
- geometric distortions
- frequency domain
- rotation invariant
- digital images
- multiresolution
- wavelet coefficients
- video sequences
- watermarking technique
- lossy compression
- computational complexity