Perceptual masks in the wavelet domain for color image watermarking.
Elisa SayrolElena MartinezPublished in: EUSIPCO (2004)
Keyphrases
- wavelet domain
- image watermarking
- discrete wavelet transform
- watermarking algorithm
- human visual system
- image watermarking scheme
- spatial domain
- wavelet coefficients
- jpeg compression
- denoising
- spread spectrum
- wavelet transform
- image denoising
- multiresolution
- color images
- multiscale
- image quality
- subband
- digital watermarking
- copyright protection
- high frequency
- lossy compression
- visual quality
- quality assessment
- additive noise
- low frequency
- low level
- high quality
- edge detection
- image compression
- signal processing
- natural images
- noisy images
- geometric distortions
- watermarked image
- watermark embedding
- image processing