watermarking,With the rapid development of information technology, global networking, the emergence of e-commerce and a large number of commercial multimedia services, the copyright protection of digital resources, such as text, pictures, audio, video or software, is particularly important.The opening of digital resources has also brought many disadvantages.

Filename	Size	Update
main.m	5686	2017-04-10
mark.bmp	1115	2013-04-23
nc.m	474	2017-04-10
psnr.m	566	2017-04-10
qianru.m	1421	2017-04-10
chongji.m	2980	2017-04-10
lena.bmp	66614	2006-05-30
lubangxing.m	1294	2017-04-10

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