A low-distortion QR Code watermarking scheme for digital color images robust to gamma correction attack.
Cynthia Lizbeth Guzman-CandelarioJose Juan Garcia-HernandezLoreto Gonzalez-HernandezPublished in: ICITST (2016)
Keyphrases
- watermarking scheme
- geometric distortions
- color images
- gamma correction
- reversible watermarking
- digital watermark
- watermarking technique
- gray scale
- watermarking method
- image watermarking
- watermarking algorithm
- watermark detection
- copyright protection
- digital watermarking
- watermark embedding
- error correction
- digital content
- jpeg compression
- spread spectrum
- image processing
- watermarked image
- multiresolution
- feature extraction
- image segmentation
- computer vision