A high capacity distortion-free data hiding algorithm for palette image.
Hongmei LiuZhang ZhefengJiwu HuangHuang XialingYun Q. ShiPublished in: ISCAS (2) (2003)
Keyphrases
- data hiding
- embedded image
- high capacity
- watermarking technique
- test images
- error correction
- data embedding
- reversible data hiding
- spatial domain
- image segmentation
- halftone images
- image data
- gray value
- secret data
- watermarked image
- watermarking scheme
- wavelet domain
- digital images
- gray images
- computational complexity
- gaussian noise
- hough transform