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DCT4_org
This will take the DCT of an image Coefficient matrix calculated first and after multiplied with image matrix 4X4.very efficient code.
- 2009-06-09 23:12:06下载
- 积分:1
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MMSE-PIC
这是一个vblast程序,天线数可以根据要求设定,接受端的检测采用mmse-pic的方式(vblast This is a process, several antennas can be set according to demand, receivers used to detect the mmse-pic approach)
- 2007-05-14 11:16:26下载
- 积分:1
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b
说明: time series prediction codes. for arma and ar modelling
- 2011-07-26 20:16:55下载
- 积分:1
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pcnn
利用pcnn,每当有一批像素对应的神经元点火,对像素值进行一次修正。第n次点火的所有神经元用矩阵B(n)表示,
已经点火的像素位置标记为‘1’,未点火的标记为‘0’。通过一个3*3的模板滑过B(n),判断若模板内的值全为‘1’或全为‘0’,
则这些像素值不进行处理,否则若模板中心的值为‘1’,则增加该位置的像素值的大小,中心值为‘0’,则减小像素值。该功能由xiugai(B,K)函数实现
Beta取负值来抑制周围的神经元点火,因为输入pcnn(X)的是模糊图像,抑制之后使处理的像素值更加接近原图像的像素值(抑制参数通过试验确定,并不精确)
总之运行结果只是对像素值变化较大的边缘区域进行了像素值的修正。
通过不断调整参数使峰值信噪比有所升高,但是升高得不是太多(Use pcnn, whenever a group of pixels corresponding to the firing of neurons, a correction value for the pixel. Ignition of all the n-th neuron matrix B (n) represents,
Already ignition pixel position labeled 1 , unfired labeled 0 . By a 3* 3 templates over the B (n), determines if the value within the template are all 1 or all 0 ,
These pixel values are not processed, otherwise the value if the template center 1 , then the increase in the size of the pixel values of the position, the center value of 0 , the pixel value is reduced. This function is implemented by xiugai (B, K) function
Beta is a negative value around the element to inhibit neuronal firing, because the input pcnn (X) is a blurred image, the pixel values of inhibition after treatment of the pixel value closer to an original image (suppression parameter determined by experiment, is not exact)
Results only in short run large changes in the edge region of the pixel values of the corrected pixel values.
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- 2014-12-01 09:16:42下载
- 积分:1
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MatLabDSP
基于MatLab与DSP的滤波器的快速设计方法(MatLab and DSP-based filter design method of rapid)
- 2008-06-28 16:21:33下载
- 积分:1
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Matlab-wavelet-analysis-toolbox
Matlab小波分析工具箱原理与应用 电子版书籍(Matlab wavelet analysis toolbox principle and application of the electronic books)
- 2011-04-19 16:08:55下载
- 积分:1
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pcaiftldaiftpcaftrainstdldaftrain.zip
pca based person identification
- 2012-03-22 14:03:18下载
- 积分:1
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linmaoyong_MATLAB
雷达信号理论的MATLAB(林茂庸著),一书中对应的所有MATLAB程序(Radar signal theory of MATLAB (LIN Mao Yong with), a book all the corresponding MATLAB programs)
- 2011-07-13 20:44:26下载
- 积分:1
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NND18HN
人工神经网络hopfield网络的一个演示,采用matlab编写(ANN hopfield network of a demonstration, prepared using Matlab)
- 2007-05-13 10:24:13下载
- 积分:1
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stateflow
Simulink中stateflow事件驱动建模工具官方教程。里面是中文介绍。(Simulink, stateflow event-driven modeling tool for the official tutorial. Inside the Chinese introduced.)
- 2012-08-14 18:07:47下载
- 积分:1