Enhancing the robustness of image watermarking against cropping attacks with dual watermarks.
Ching-Sheng HsuShu-Fen TuPublished in: Multim. Tools Appl. (2020)
Keyphrases
- image watermarking
- geometric attacks
- jpeg compression
- spread spectrum
- watermarking scheme
- watermarking algorithm
- copyright protection
- image watermarking scheme
- watermarked image
- watermark embedding
- digital watermarking
- digital image watermarking
- discrete wavelet transform
- watermarking technique
- watermark detection
- wavelet domain
- additive noise
- digital images
- lossy compression
- watermark extraction
- geometric distortions
- spatial domain
- multimedia content
- signal processing
- wavelet transform