奇异值分解算法的m代码，实现了数字水印技术的嵌入及提取过程，效果不错。-Singular value decomposition algorithm m code, the realization of the digital watermark embedding and extraction technology process, good results.

效果非常好的数字水印的源代码，实现了基于小波变换的奇异值分解算法，选取载体图像的LH子带作为载体，并进行攻击测试算法性能-The effect of a very good source of digital watermarking, wavelet transform based on the realization of the singular value decomposition algorithm, select the carrier of the LH sub-band ima