Consideration of a robust watermarking algorithm for color image using improved QR decomposition.
Phuong Thi NhaTa Minh ThanhNguyen Tuan PhongPublished in: Soft Comput. (2022)
Keyphrases
- watermarking algorithm
- image watermarking
- color images
- geometric attacks
- digital image watermarking
- geometric distortions
- signal processing
- digital watermarking
- qr decomposition
- watermarking technique
- jpeg compression
- watermarking method
- copyright protection
- watermarking scheme
- wavelet domain
- dct coefficients
- spatial domain
- image quality
- wavelet transform