66 search results - page 4 / 14 » A Robust Image Watermarking Scheme Using Multiwavelet Tree |
ICASSP
2011
IEEE
12 years 9 months ago
2011
IEEE
A robust data hiding scheme that embeds the watermark bits by quantizing the gradient directions of an image is proposed. By embedding the watermark in the angle, the watermark be...
JDCTA
2010
13 years 17 days ago
2010
As one of the crucial problems in watermarking, robustness against geometric distortion and JPEG compression becomes more than challenging and problematic. In this paper, a robust...
ICIP
2006
IEEE
14 years 7 months ago
2006
IEEE
This paper presents a feature-based watermarking scheme which is robust to geometric and common image processing attacks. The improved Harris corner detector is used to find the r...
ICMCS
2006
IEEE
13 years 11 months ago
2006
IEEE
In this paper, an affine invariant watermarking scheme, robust to geometric attacks, is proposed and applied to face regions. Initially, face regions are unsupervisedly extracted ...
WISA
2007
Springer
13 years 12 months ago
2007
Springer
Watermark resistance to both geometric attacks and lossy compressions is a fundamental issue in the image watermarking community. In this paper, we propose a DWT (Discrete Wavelet ...