Geometric modelling of the wavelet coefficients for image watermarking using optimum detector.
Mohammad HamghalamSattar MirzakuchakiMohammad Ali AkhaeePublished in: IET Image Process. (2014)
Keyphrases
- image watermarking
- wavelet coefficients
- discrete wavelet transform
- wavelet domain
- watermarking algorithm
- wavelet transform
- subband
- jpeg compression
- multiresolution
- multiscale
- high frequency
- image denoising
- noisy images
- digital watermarking
- low frequency
- additive noise
- bitstream
- geometric distortions
- feature vectors
- image fusion
- copyright protection
- bit rate