dft
所属分类：波变换
开发工具：matlab
文件大小：348KB
下载次数：225
上传日期：2008-09-22 17:45:44
上 传 者：
wjp1227
说明： 基于dft的水印代码，水印注入、提取、防攻击测试
(DFT-based watermarking code, watermark injection, extraction, anti-attack test)
文件列表:
dft\attack.m (2832, 2008-06-28)
dft\dft2_watermarked.bmp (148534, 2008-06-28)
dft\dft_attackwatermarked.bmp (148534, 2008-06-28)
dft\dft_recover.m (2803, 2008-06-28)
dft\dft_recovercopyright.bmp (2678, 2008-06-28)
dft\embed.m (4348, 2008-06-28)
dft\main.m (787, 2008-06-28)
dft\nc.m (517, 2007-05-29)
dft\psnr.m (475, 2007-05-29)
dft\recover.m (2919, 2008-06-28)
dft\Thumbs.db (37888, 2008-06-28)
dft\watermark.bmp (382, 2008-06-19)
dft\watermark4.bmp (3126, 2006-04-17)
dft\watermark6.bmp (2120, 2002-05-25)
dft\_lena_std_bw.bmp (148534, 2002-11-13)
dft\复件 watermark.bmp (382, 2007-05-29)
dft (0, 2008-09-22)
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