Blind watermarking scheme based on Schur decomposition and non-subsampled contourlet transform.
Jing-You LiChaozhu ZhangPublished in: Multim. Tools Appl. (2020)
Keyphrases
- watermarking scheme
- non subsampled contourlet transform
- watermark extraction
- digital watermarking
- copyright protection
- jpeg compression
- subband
- spread spectrum
- watermarking algorithm
- palmprint
- reversible watermarking
- watermark detection
- watermarked image
- watermark embedding
- digital images
- watermarking technique
- quality evaluation
- multiresolution