Color image blind watermarking scheme based on QR decomposition.
Qingtang SuYugang NiuGang WangShaoli JiaJun YuePublished in: Signal Process. (2014)
Keyphrases
- watermarking scheme
- qr decomposition
- color images
- watermark extraction
- decomposition method
- linear discriminant analysis
- dimension reduction
- singular value decomposition
- copyright protection
- spread spectrum
- watermarking algorithm
- digital watermarking
- watermark embedding
- jpeg compression
- reversible watermarking
- watermarking technique
- watermark detection
- image processing
- scatter matrices
- discriminant analysis
- dimensionality reduction
- face recognition
- image sequences