Realization and Simulation of Watermarking Algorithm Based on Spread Spectrum and DFT.
Tian WenWanming LiuRuiyan DuJiangfan XiePublished in: CrownCom/WiCON (2021)
Keyphrases
- spread spectrum
- watermarking algorithm
- image watermarking
- jpeg compression
- signal processing
- watermarking scheme
- digital watermarking
- watermark detection
- wavelet domain
- dct coefficients
- watermark embedding
- transform domain
- data hiding
- copyright protection
- dct domain
- frequency domain
- multimedia
- test images
- multiresolution