Research on Digital Watermarking Algorithm Based on Discrete Cosine Transform.
Yifang DuangYi WangCongjun CaoXiaolin ZhangPublished in: CISP-BMEI (2022)
Keyphrases
- watermark embedding
- watermarking algorithm
- dct coefficients
- discrete cosine transform
- jpeg images
- jpeg compression
- watermarking scheme
- spread spectrum
- image watermarking
- dct domain
- transform domain
- image compression
- signal processing
- wavelet domain
- copyright protection
- watermark detection
- digital watermarking
- just noticeable distortion
- image blocks
- lossy compression
- filter bank
- compressed images
- watermarking technique
- wavelet coefficients
- watermarked image
- multiresolution
- spatial domain
- image denoising
- denoising
- pattern recognition
- image processing
- machine learning