A Robust Blind Watermarking Scheme for Color Images Using Quaternion Fourier Transform.
Renjie LiangPeijia ZhengYanmei FangTingting SongPublished in: ICAIS (2) (2020)
Keyphrases
- fourier transform
- watermarking scheme
- color images
- watermark extraction
- robust watermarking scheme
- frequency domain
- geometric distortions
- geometric attacks
- signal processing
- watermarking method
- image watermarking scheme
- watermark detection
- digital watermarking
- watermarking technique
- watermarking algorithm
- copyright protection
- digital image watermarking
- gray scale
- image watermarking
- spread spectrum
- jpeg compression
- polar coordinates
- feature extraction
- watermark embedding
- fourier descriptors
- digital images
- machine learning
- reversible watermarking