Logarithmic Quantization Image Watermarking By Using the Contourlet Transform.
Yifang MaoJinhua LiuChao ZhouPublished in: J. Inf. Hiding Multim. Signal Process. (2019)
Keyphrases
- image watermarking
- discrete wavelet transform
- jpeg compression
- multiresolution
- wavelet domain
- subband
- digital watermarking
- image fusion
- watermarking algorithm
- image denoising
- high frequency
- wavelet transform
- multiscale
- geometric distortions
- wavelet coefficients
- watermarked image
- natural images
- high quality
- remote sensing
- denoising
- low frequency
- image segmentation
- computational complexity
- feature extraction