Robustness of data hiding in image the Fourier spectrum.
Piotr KopniakPublished in: Ann. UMCS Informatica (2006)
Keyphrases
- data hiding
- data hiding scheme
- fourier spectrum
- tamper detection
- watermarked image
- secret message
- embedded image
- input image
- high robustness
- watermarking technique
- image data
- image scrambling
- image content
- jpeg images
- multiscale
- cover image
- data embedding
- secret data
- reversible data hiding
- image segmentation
- error correction
- high capacity
- pixel values
- digital images
- watermarking scheme
- original images
- spatial domain
- edge detection
- block truncation coding
- image authentication
- test images
- high resolution