Description: This the realization of digital watermarking algorithm based on discrete cosine of DCT, picture free choice, can of the embedded watermark image of various attacks watermark extraction. Strong robustness.
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DCT水印\fuyonghua.bmp
.......\gongji.m
.......\key.mat
.......\lena.bmp
.......\lenaattack2.jpg
.......\tiqu.m
DCT水印
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