A blind watermarking method using maximum wavelet coefficient quantization.
Wei-Hung LinYuh-Rau WangShi-Jinn HorngTzong-Wann KaoYi PanPublished in: Expert Syst. Appl. (2009)
Keyphrases
- watermarking method
- wavelet coefficients
- wavelet domain
- watermark embedding
- watermarking algorithm
- discrete wavelet transform
- wavelet transform
- multiresolution
- digital watermarking
- multiscale
- image denoising
- spatial domain
- denoising
- wavelet decomposition
- subband
- human visual system
- high frequency
- watermarking scheme
- noisy images
- spread spectrum
- wavelet packet
- copyright protection
- low frequency
- feature vectors
- frequency domain
- image watermarking
- jpeg compression
- high quality
- non stationary
- bitstream
- visual quality
- filter bank