A blind dual color images watermarking based on quaternion singular value decomposition.
Yehan SunQingtang SuHuanying WangGang WangPublished in: Multim. Tools Appl. (2022)
Keyphrases
- singular value decomposition
- color images
- singular values
- least squares
- dimensionality reduction
- low rank
- digital images
- latent semantic indexing
- fourier transform
- image processing
- dimension reduction
- principal component analysis
- watermarking scheme
- correlation matrix
- low rank matrix
- watermarking algorithm
- high dimensional
- data sets
- data matrix