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ofdm_sc
ofdm matlab code
- 2020-07-02 02:40:02下载
- 积分：1
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matlab-tutorials
说明： Matlab教程，可以借助其学习和使用Matlab，使用软件过程中还可以查阅。(Matlab tutorials can make use of their learning and the use of Matlab, using the software process can access.)
- 2011-03-05 10:32:27下载
- 积分：1
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egarch
PURPOSE: E_GARCH(P,Q) parameter estimation with different error distributions, the Normal, The T,
and the Generalized Error Distribution
- 2012-04-11 21:03:52下载
- 积分：1
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CODES-APR-2010
CEC2010测试函数代码，由C++和Matlab 2010编写而成。(CEC2010 test function code, and by the C++ written in Matlab 2010.)
- 2013-11-22 15:24:53下载
- 积分：1
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webcamTest
webcam connection in matlab
- 2012-02-15 15:22:43下载
- 积分：1
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cvx
解决凸优化方面的醉经典工具箱，相信大家都非常熟知这个工具箱，非常棒的工作工具，希望大家下载好好学习！(To solve the problems of convex optimization of the classic drunk toolbox, I believe we are very familiar with this toolbox, very good working tools, I hope you download a good learning!)
- 2015-09-20 21:16:51下载
- 积分：1
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dijkstra2
求到达顶点的最短路径，matlab程序，著名的dijkstra算法(The shortest path to reach peak demand, matlab program, known dijkstra algorithm)
- 2010-08-27 14:05:42下载
- 积分：1
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FIR-IIR
无线脉冲滤波器和有线脉冲滤波器，两种滤波器的产生。(FIR, IIR filter generates two kinds of)
- 2013-12-09 22:06:41下载
- 积分：1
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li9_23
clear all
I=imread( lena.bmp )
figure imshow(I)
I2=imrotate(I,-4, bilinear ) 逆时针旋转4度
figure imshow(I2)
I3=fliplr(I) 垂直镜像
figure imshow(I3)
I4=imresize(I,0.5, bilinear ) 缩小为原图的1/2
figure imshow(I4)
A=double(I) 转换为double类型
计算7个不变矩
[nc,nr]=size(A)
[x,y]=meshgrid(1:nr,1:nc) 得到网格
x=x(:)
y=y(:)
A=A(:)
m.m00=sum(A)
if m.m00==0
m.m00=eps
end
m.m10=sum(x.*A)
m.m01=sum(y.*A)
计算均值
xmean=m.m10/m.m00
ymean=m.m01/m.m00
计算中心矩(li9_23.rar
cm.cm00=m.m00
cm.cm02=(sum((y-ymean).^2.*A))/(m.m00^2)
cm.cm03=(sum((y-ymean).^3.*A))/(m.m00^2.5)
cm.cm11=(sum((x-xmean).*(y-ymean).*A))/(m.m00^2)
cm.cm12=(sum((x-xmean).*(y-ymean).^2.*A))/(m.m00^2.5)
cm.cm20=(sum((x-xmean).^2.*A))/(m.m00^2)
cm.cm21=(sum((x-xmean).^2.*(y-ymean).*A))/(m.m00^2.5)
cm.cm30=(sum((x-xmean).^3.*A))/(m.m00^2.5)
im(1)=cm.cm20+cm.cm02
im(2)=(cm.cm20-cm.cm02)^2+4*cm.cm11^2
im(3)=(cm.cm30-3*cm.cm12)^2+(3*cm.cm21-cm.cm03)^2
im(4)=(cm.cm30+cm.cm12)^2+(cm.cm21+cm.cm03)^2
im(5)=(cm.cm30-3*cm.cm12)*(cm.cm30+cm.cm12)...
*((cm.cm30+cm.cm12)^2-3*(cm.cm21+cm.cm03)^2)...
+(3*cm.cm21-cm.cm03)*(cm.cm21+cm.cm03)...
+(3*(cm.cm30+cm.cm12)^2-(cm.cm21+cm.cm03)^2)
im(6)=(cm.cm20-cm.cm02)*((cm.cm30+cm.cm12)^2-(cm.cm21+cm.cm03)^2)...
+4*cm.cm11*(cm.cm30+cm.cm12)*(cm.cm21+cm.cm03)
im(7)=(3*cm.cm21-cm.cm03)*(cm.cm30+cm.cm12)...
*((cm.cm30+cm.cm12)^2-3*(cm.cm21+cm.cm03)^2)...
+(3*cm.cm12-cm.cm30)*(cm.cm21+cm.cm03)...
*()
- 2010-10-17 21:53:14下载
- 积分：1
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Matlab
介绍了MATLAB下控制无刷直流电机 采用闭环控制 各模块讲解比较详细(MATLAB introduced under the control of brushless DC motor closed-loop control of each module to explain in more detail)
- 2010-01-26 09:54:20下载
- 积分：1
