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DCT域隐藏
当要隐藏信息时,在MATLAB的命令窗内输入命令: hide = myhide(carry,signal,x,y); carry 用你的原始载体文件名代替,signal 用你所要隐藏的文件名代替 carry 和 signal 都必须是 *.* 的形式(注意不能省略单引号) x,y 是选取隐藏信息的位置坐标,在(x,y)和(y,x)处 生成的伪装载体文件名为hide.bmp 注意myhide.m文件,载体文件,隐藏文件都要在当前目录(current Directory)下 当要提取信息时,在MATLAB命令窗内输入命令: behidden = myinhide(carry,x,y); carry 用你的伪装载体文件名代替,格式为 *.* (注意不要丢掉单引号) x,y 是选取隐藏信息的位置坐标,在(x,y)和(y,x)处,这必须和嵌入时所选位置一致。 提取出的信息文件名为behidden.bmp 同样,要注意behidden.m和伪装载体文件都要在当前目录(current Directory)下(when to hide information, in order MATLAB within a window orders : hide = myhide (carry, signal, x, y); Carry with you the original document name instead vector, signal used to hide your name in the paper and instead carry signal must be in the form of*.* ( not to single quotes omitted) x, y is to select the location of hidden information coordinates (x, y) and (y, x) The formation of camouflage vector document, entitled hide.bmp attention myhide.m documents, vector documents hidden all the documents in the current directory (current Directory) to retrieve information when, in order window MATLAB import order : behidden = myinhide (carry, x, y); carry using your camouflage vector file name instead, the format for*.* (take care not to lose a single quote) x, y election Hiding information )
- 2005-06-12 12:08:55下载
- 积分:1
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FDTD-programming-based-on-MATLAB
说明: 介绍了时域有限差分(FDTD) 法的基本原理, 推导了二维TM 模Yee 算法的FDFD 表达式, 并结合算例阐述了基于MA TLAB 编程的基本方法。(The basic p rincip le of FDTD w as introduced and the 22D TM mode FDTD arithmetic expression was derived. The p rogramm ing method based onMA TLAB w as illustrated w ith examp le.)
- 2011-03-20 09:08:19下载
- 积分:1
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Desktop
mfcc, it helps you recognize the speech
- 2011-05-04 03:55:02下载
- 积分:1
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nmfv1_3
nonnegative matrix factorization. This package contains the following files.
README.txt
example_1.m
example_2.m
nmf.m
nnlsm_activeset.m
nnlsm_blockpivot.m
solveNormalEqComb.m
- 2013-10-03 10:20:23下载
- 积分:1
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DPP
数字图像处理的一些经典matlab源程序,对于加深理解很有帮助(Some of the classic digital image processing matlab source, useful for better understanding)
- 2011-05-11 19:22:05下载
- 积分:1
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labrosa-coversongid
Beat Tracking and Music Matching - an easy-to-use beat tracker in Matlab, plus code for describing music audio as per-beat chroma features, which is an effective representation for matching songs that have the same melodic/harmonic content despite changes in tempo or instrumentation.
- 2015-03-30 22:22:34下载
- 积分:1
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huff
To calculate huffman in information theory.
- 2014-01-27 12:11:29下载
- 积分:1
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jhkhgkghkjgh
是数模方面的一个很好资料,它为数模参赛者提供一个好的引导.(few die of a good information, it will provide participants with the number die a good guide.)
- 2006-07-21 10:34:12下载
- 积分:1
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canny
matlab实现canny算子进行图像边缘提取。(canny operator matlab)
- 2013-12-01 19:25:19下载
- 积分:1
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nurbs
强大的nurbs的工具箱 nurbs曲线,曲面,造型(Toolbox nurbs powerful nurbs curve, surface, shape)
- 2021-03-12 09:49:25下载
- 积分:1