Multiplicative Watermark Decoder in Contourlet Domain Using the Normal Inverse Gaussian Distribution.
Hamidreza SadreazamiM. Omair AhmadM. N. S. SwamyPublished in: IEEE Trans. Multim. (2016)
Keyphrases
- gaussian distribution
- contourlet domain
- wavelet domain
- watermarking algorithm
- sar images
- spatial domain
- maximum likelihood
- contourlet transform
- fusion model
- digital images
- subband
- human visual system
- denoising
- wavelet transform
- gaussian mixture model
- image denoising
- expectation maximization
- multiscale
- watermarking scheme
- copyright protection
- wavelet coefficients
- information fusion
- jpeg compression
- high frequency
- bit rate
- transform domain
- digital watermarking
- motion estimation
- similarity measure