Colour image watermarking based on wavelet and QR decomposition.
Pejman RastiGholamreza AnbarjafariHasan DemirelPublished in: SIU (2017)
Keyphrases
- image watermarking
- qr decomposition
- decomposition method
- wavelet coefficients
- linear discriminant analysis
- discrete wavelet transform
- dimension reduction
- jpeg compression
- wavelet transform
- watermarking algorithm
- singular value decomposition
- additive noise
- copyright protection
- denoising
- wavelet domain
- lossy compression
- data sets
- multiresolution
- feature extraction
- discriminant analysis
- geometric distortions
- digital watermarking
- principal component analysis
- multiscale
- maximum likelihood
- low dimensional
- face recognition