Blind image watermarking method based on linear canonical wavelet transform and QR decomposition.
Yong GuoBing-Zhao LiPublished in: IET Image Process. (2016)
Keyphrases
- wavelet transform
- watermarking method
- multiscale
- image data
- image features
- input image
- image segmentation
- wavelet decomposition
- high resolution
- feature points
- low frequency
- maximum likelihood
- pixel values
- geometric distortions
- watermarked image
- principal component analysis
- image compression
- linear discriminant analysis