A wavelet based image watermarking scheme with a CDMA/Hadamard embedding technique.
Elijah MwangiPublished in: ISSPA (2007)
Keyphrases
- image watermarking scheme
- wavelet domain
- watermark embedding
- watermarking algorithm
- wavelet transform
- watermarking scheme
- spatial domain
- multiresolution
- wavelet coefficients
- denoising
- human visual system
- multiscale
- discrete wavelet transform
- digital image watermarking
- image denoising
- jpeg compression
- support vector regression
- watermark detection
- high frequency
- data hiding
- spread spectrum
- image watermarking
- watermarked image
- subband
- image normalization
- frequency domain
- digital watermarking
- digital images
- copyright protection
- lossy compression
- multipath
- jpeg images
- signal processing
- cover image
- watermarking technique
- dct coefficients
- transform domain