Using the same key after a chaotic sequence of scrambling the watermark information to achieve the double encryption, consider the wavelet energy distribution problem, the watermark information embedded in low-frequency coefficients to ensure the reliability of watermark information. Extracted using image restoration method to achieve blind detection.

Packet : 101259358dwt.rar filelist
DWT\average.asv
DWT\average.m
DWT\chaos.asv
DWT\chaos.m
DWT\FloatDwt.asv
DWT\FloatDwt.m
DWT\ImTemp.bmp
DWT\ImTemp1.bmp
DWT\jsytx.jpg
DWT\jzh.bmp
DWT\jzh1.bmp
DWT\jzh2.bmp
DWT\lena.bmp
DWT\pickup.asv
DWT\pickup.m
DWT\psnr.m
DWT\randCL.m
DWT\SearchIndex.asv
DWT\SearchIndex.m
DWT\shuiyin.jpg
DWT\untitled.jpg
DWT\untitled1.jpg
DWT\wavelet2D.m
DWT\WM.jpg
DWT\yt.jpg
DWT\zs.jpg
DWT\加躁后.jpg
DWT\嵌入后.jpg
DWT\未命名.jpg
DWT\未命名１.jpg
DWT\未命名２.jpg
DWT\水印.jpg
DWT\置乱.jpg
DWT\还原.jpg
DWT\１.jpg
DWT\２.jpg
DWT\３.jpg
DWT\４.jpg
DWT

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