An Automatic Method to Evaluate the Imperceptibility of Digital Watermark

H Tian, M Ma - 2007 IEEE International Conference on Control …, 2007 - ieeexplore.ieee.org
Since human eyes are liable to be tired and fail to distinguish tiny distinctions when
evaluating watermark imperceptibility, this paper presents an automatic evaluation method …

Adaptive attacking algorithm against DCT-based watermarking

T Zhang, D Wang, S Li, X Cui… - 11th Joint International …, 2008 - atlantis-press.com
In this paper we present a new water-marking attacking algorithm based on the periodic
transformation of matrix. By analyzing of the principles of adaptive watermarking embedding …

[引用][C] 对DCT 域水印系统的周期性攻击

张涛, 王道顺, 李顺东, 戴一奇 - 清华大学学报: 自然科学版, 2008