摘要
介绍了数字图像水印技术的基本原理,以二维图像作为水印信号,提出一种基于离散余弦变换的图像水印方法,实验证明该方法是可行的。
In this paper, the principle on digital image watermark is introduced and a method based on concrete DCT is proposed, in which a two-dimensional image is used as watermark. The simulation shows that the method is feasible.
出处
《太原理工大学学报》
CAS
北大核心
2005年第1期68-71,共4页
Journal of Taiyuan University of Technology