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logistic_dwt
说明: 】利用混沌动力学系统中logistic 映射先对水印图像进行置乱预处理以增强其鲁棒性, 在小波域中将原始音频信号按比例分段, 此比例为原始音频信号低频部分与水印信号个数之比, 然后将水印信号加入到音频信号的
低频部分。用StirMark 攻击后的实验结果表明, 该算法对StirMark 的部分攻击具有一定的鲁棒性。(The logistic- map sequences to encrypt the watermark are used. The original audio signal in DWT
(Discrete Wavelet Transform) domain is seperated into some pieces determined by the ratio between the length of
the low frequency parts and the length of the encrypted watermark. Every bit of the watermark is added into the
relevant pieces of the low frequency parts in the DWT domain. Experimental results show that the algorithm is
robust against some StirMark attacks.)
- 2009-08-07 08:49:10下载
- 积分:1
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RVM
关联向量机的硕士博士论文,关联向量机是支持向量机的发展,开发工具主要是matlab(Associated with the master s thesis vector machines, relevance vector machine is the development of support vector machines, development tools, mainly matlab
)
- 2012-01-10 12:12:00下载
- 积分:1
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lsmin
Basically template match with rotation. Given a template as binary edge image the function find the object that match the template in the image. This work even if the template and object are in different orientations. The matching is is done by rotating the template and matching it to the image in various of angles, the best match is returned. Matching the template to the image can be done by various of template match approaches including crosscorrelation and generalized hough transform. See the readme file supplied in the code zip file for more details
- 2015-03-30 14:53:12下载
- 积分:1
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complex
Math class complex calculations. There main argument, the complex conjugate calculation. . .
- 2014-01-20 18:28:56下载
- 积分:1
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Gray_PID
Matlab连续系统灰色PID跟踪,预测加控制(Matlab for Gray PID tracking system, add the control prediction)
- 2009-03-31 01:46:47下载
- 积分:1
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1D-Markov-chain---indirect-inference
无线通信预留信道一维马尔科夫链间接推论法(1D Markov chain- indirect inference)
- 2012-10-01 15:36:03下载
- 积分:1
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topologyopt
A 99 LINE TOPOLOGY OPTIMIZATION CODE BY OLE SIGMUND
- 2009-10-01 17:08:13下载
- 积分:1
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eemd
eemd的源码,内含5个m文件,分别求取不同参数(the source code of eemd the source code of eemd the source code of eemd the source code of eemd...the source code of eemd)
- 2012-03-28 14:33:12下载
- 积分:1
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FMCW_test_debug
FMCW调频连续波雷达的测距测角仿真程序,24G雷达的分析过程,主要针对德国innosent公司的ivq905雷达头(FMCW Frequency Modulated Continuous Wave Radar Ranging the goniometer simulation program, 24G radar analysis, German innosent company ivq905 radar head)
- 2020-11-17 15:29:39下载
- 积分:1
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MATLAB
一个关于sinc函数最小欧氏距离计算的程序,和仿真,研究超奈奎斯特可以借鉴(A program sinc function on the minimum Euclidean distance calculation, and simulation of Super Nyquist can learn)
- 2021-03-29 20:49:10下载
- 积分:1