基于离散余弦变换（DCT）的数字水印源代码包括水印生成、嵌入、提取等

采用离散余弦变换DCT，通过MATLAB实现数字水印（包括水印的嵌入和盲提取）。- Uses discrete cosine transformation DCT, realizes the digital watermark through MATLAB (including watermark inserting and blind extraction).

基于离散余弦变换的数字水印，在图像的dct变换域中相应嵌入数字水印-Discrete cosine transform-based digital watermarking, the image of the dct transform domain watermark embedding corresponding

该课题为基于MATLAB的数字水印系统。包括离散余弦DCT和小波变换DWT两种算法的对比，有一个GUI界面，包括嵌入，加噪，旋转，剪切，压缩等多种攻击，提取候，具有评价指标PSNR,NC等来评价算法的鲁棒性(This project is a digital watermarking system based on MATLAB. It includes the comparison of DCT and DWT. It has a GUI interface, including embedd