Watermarking Based on the Density Coefficients of Faber-Schauder Wavelets.
Mohamed El HajjiHassin DouziRachid HarbaPublished in: ICISP (2008)
Keyphrases
- wavelet packet
- wavelet transform
- haar wavelet
- wavelet coefficients
- multiresolution
- orthonormal basis
- haar transform
- image compression
- linear combination
- wavelet basis
- wavelet filters
- digital images
- basis functions
- multiscale
- spread spectrum
- curvelet transform
- dual tree
- watermarking scheme
- signal processing
- multiresolution analysis
- digital watermarking
- wavelet bases
- image processing
- image watermarking
- feature extraction
- low density
- fragile watermarking
- information hiding
- transform coefficients
- copyright protection
- watermarking algorithm
- wavelet decomposition
- transform domain
- density function