摘要
论述了基于DCT(离散余弦变换)的数字水印的实现原理。并用Matlab软件模拟实现了数字图像水印的嵌入和提取。
This paper mainly introduce the algorithm of the watermark base on DCT.It achieve embedding and disilling arithmetic to actualize an digital image watermarking applying Matlab.
出处
《电子技术(上海)》
2008年第11期58-59,共2页
Electronic Technology