Hiding Multitone Watermarks in Halftone Images.
Jing-Ming GuoYun-Fu LiuPublished in: IEEE Multim. (2010)
Keyphrases
- halftone images
- error diffusion
- blue noise
- digital images
- data hiding
- gray scale
- inverse halftoning
- black and white
- watermarking technique
- image quality
- watermarking scheme
- copyright protection
- digital watermarking
- high capacity
- original images
- human visual system
- continuous tone images
- watermarking algorithm
- wavelet domain
- frequency domain
- gray level
- error correction
- visual quality
- color images
- watermarked image
- jpeg compression
- spatial domain
- image features
- bit rate