Perceptual Watermarking Using Pyramidal JND Maps.
Phi-Bang NguyenAzeddine BeghdadiMarie LuongPublished in: ISM (2008)
Keyphrases
- just noticeable distortion
- watermarking algorithm
- watermarking scheme
- just noticeable difference
- perceptual quality
- human visual system
- visual quality
- digital watermarking
- jpeg compression
- copyright protection
- digital images
- multiresolution
- human perception
- image fidelity
- image quality
- signal processing
- spread spectrum
- transform domain
- image quality assessment
- perceptual distortion
- robust image watermarking
- image watermarking
- error correction
- watermark embedding
- image authentication
- watermarking method
- watermarking technique
- grayscale images
- stereo images
- fragile watermarking
- wavelet domain