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ISD_v1.1
it is Threshold-ISD algorithm
- 2009-11-30 20:49:14下载
- 积分:1
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gongji
数字水印图像的攻击测试
包括滤波、剪切、添加噪声、jepg压缩攻击等等(Attack test digital watermarking images, including filtering, cropping, adding noise, jepg compression attack, etc.)
- 2011-05-29 00:07:30下载
- 积分:1
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CAPONWAVE
波束形成就是从传感器阵列重构源信号。(1)、通过增加期望信源的贡献来实现;(2)、通过抑制掉干扰源来实现。经典的波束形成需要观测方向(期望信源的方向)的知识。盲波束形成试图在没有期望信源方向信息的情况下进行信源的恢复。
波束形成技术的基本思想是:通过将各阵元输出进行加权求和,在一时间内将天线阵列波束“导向”到一个方向上,对期望信号得到最大输出功率的导向位置即给出DOA估计。
虽然阵列天线的方向图是全方向的,但阵列的输出经过加权求和后,却可以被调整到阵列接收的方向增益聚集在一个方向上,相当于形成了一个”波束”。这就是波束形成的物理意义所在。
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- 2007-07-23 15:54:06下载
- 积分:1
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2DTEPML
应用MATLAB编写的二维时域有限差分程序。是初学FDTD的好帮手。建议初学者参考。(Application of MATLAB to prepare two-dimensional finite difference time domain procedure. FDTD are learning a good helper. Recommended reference for beginners.)
- 2009-02-16 16:26:35下载
- 积分:1
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C4_5
用matlab语言写的C4.5算法,用于模式分类(Matlab language used to write the C4.5 algorithm for pattern classification)
- 2007-12-24 21:29:32下载
- 积分:1
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CR-genetic
CR GENETIC ALGORITHM
- 2014-08-28 16:56:22下载
- 积分:1
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uploading
This is a source code for image processing. It is using fresnal algorithm and diffraction forulas to creat holograms.
- 2012-01-23 05:28:57下载
- 积分:1
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windowedsines
完成信号和调制与频谱分析.并进行相关的图形显示(completed with the modulation signal and spectrum analysis. And the graphics)
- 2006-05-25 11:37:43下载
- 积分:1
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signal-modeling
this program helps you to perform signal modeling for AR, MA and ARMA signals
- 2013-08-11 22:56:23下载
- 积分:1
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wavelet-packet-
小波包分解Welch平均法在焊接电弧声功率谱估计中的应用(Application of wavelet packet Welch method in the welding arc sound power spectrum estimation)
- 2013-12-25 18:30:20下载
- 积分:1