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DCT_watermark

于 2021-02-22 发布 文件大小:201KB
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代码说明:

说明:  dct域的图像数字水印,将水印图像信息隐藏在DCT系数的中频部分。(DCT domain image watermarking, the watermark image information hidden in the intermediate frequency part of DCT coefficients.)

文件列表:

水印程序
........\addnoise_recover.m
........\dct1_embed.m
........\dct1_recover.m


........\NC.m
........\psnr.m
........\watermark_detect.m
........\waternark_detect.m

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