digital images watermarking

基本解释

The second new scheme is a adaptive watermarking techniques for digital images based on DCT domain.
提出的第二种新计划是基于DCT域的一种自适应数字图像水印技术的计划。
The former focuses on the use of detection of the image contents of digital watermarking for digital images to achieve copyright protection;
前者侧重于利用检测图像中的数字水印内容实现对数字图像的版权保护；
On base of analysis of watermarking attacks on digital images, the paper presents a digital image copyright protection protocol based on digital watermarking technology.
在分析数字图像中数字水印所受各种攻击的基础上，给出了一个基于数字水印技术的数字图像版权保护安全协议框架。