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Title: DCT-watermarking Download
 Description: DCT watermarking
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DCT交换中频系数嵌入水印\Arnold.m
.......................\ArnoldPeriod.m
.......................\embed.m
.......................\embedded.bmp
.......................\extract.m
.......................\extracted.bmp
.......................\lena.bmp
.......................\nc.m
.......................\psnr.m
.......................\water.bmp
DCT交换中频系数嵌入水印
    

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