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JSTEG

于 2021-04-19 发布 文件大小:6KB
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  Jsteg隐写算法[23][24]由D. Upham提出,该算法将秘密信息嵌入在量化后的DCT系数的LSB上,但值为-1、0、+1的DCT系数例外。提取秘密信息时,也只是将隐藏信息的图像中不等于-1、0、+1的量化DCT系数的LSB取出即可(steganography of jsteg)

文件列表:

binary.m,2611,2008-10-10
chinese.m,4632,2008-10-13
english.m,4489,2008-10-13
psnr_1.m,477,2008-11-25

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