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mrc_OutageProb
Outage Probability of MRC in Rayleigh fading
- 2013-09-19 20:30:56下载
- 积分:1
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MCS
5层3跨弹性框架结构21变量复杂ANN网络建模,同时蒙特卡洛模拟可靠度指标(5 layer 3 inter-elastic frame structure 21 variable complex the ANN network modeling, Monte Carlo simulation reliability index)
- 2021-03-31 16:49:09下载
- 积分:1
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matlab
matlab的应用教程,ppt格式,教学用(the application of matlab tutorials, ppt format, teaching)
- 2009-11-28 13:54:08下载
- 积分:1
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fuzzy
fuzzy and pid contrô le appliction of transfer function
- 2011-01-13 16:33:05下载
- 积分:1
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libc
libc 详细说明了C库里代码的实现过程,里边有详细的注释(detailed description of the C library libc code implementation process, detailed notes inside)
- 2010-03-10 09:32:48下载
- 积分:1
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LMScmpRLS
说明: 基于lms算法和rls算法的比较,主要针对基本的算法性能,收敛速度进行比较。(comparison between lms and rls)
- 2010-05-01 13:02:01下载
- 积分:1
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loadFileY4m
code for load video in matlab
- 2013-08-15 05:39:30下载
- 积分:1
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ClockAnimation
这是在MATLAB下写的一段程序是个时钟动画,很有意思,可以从中领悟如何在MATLAB下来编写程序(This is in the Writing section of MATLAB procedures under the clock are animation, very interesting, can understand how to down MATLAB programming)
- 2009-03-11 20:55:34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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watermarkingWL
watermaking algorithm to crypting image to images
- 2009-04-20 17:29:54下载
- 积分:1