Keyphrases
- wavelet domain
- watermarking algorithm
- wavelet coefficients
- denoising
- spatial domain
- multiscale
- discrete wavelet transform
- jpeg compression
- multiresolution
- shift invariant
- wavelet transform
- subband
- wavelet decomposition
- support vector regression
- human visual system
- high frequency
- image denoising
- image watermarking
- spread spectrum
- copyright protection
- embedded image
- lossy compression
- image processing
- dct coefficients
- signal processing
- low frequency
- filter bank
- natural images
- watermark detection
- digital watermarking
- watermarking technique
- image watermarking scheme
- geometric distortions
- additive noise
- image fusion
- noisy images
- image quality
- image compression
- pattern recognition