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Mwheeelanalyya
Matlab中实现轮对分析的程序源码和相关的程序源码包,,能实现火车轮轨接触关系的分析
(Round of analysis of program source code and related procedures source package in Matlab, train wheel-rail contact analysis of the relationship)
- 2012-08-07 01:53:32下载
- 积分:1
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CH4--ESC
《Extremum seeking control and
applications》
第四章实例代码 (Extremum seeking control and
applications
code of the fourth chapter)
- 2014-11-03 13:08:31下载
- 积分:1
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LMS
LMS三角定位迭代加权算法 LMS三角定位迭代加权算法 LMS三角定位迭代加权算法(LMS triangulation iterative weighting algorithm LMS triangulation iterative weighting algorithm LMS triangulation iterative weighting algorithm)
- 2013-12-03 09:05:26下载
- 积分:1
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Digitalsignalprocessing
MATLAB在信号处理中的应用举例
三角波或锯齿波发生函数: sawtooth()
方波发生函数: square()?
常用窗的MATLAB函数表示(MATLAB in signal processing applications, for example triangular or sawtooth wave generating function: sawtooth () square wave generating function: square () ? window commonly used MATLAB function)
- 2008-04-28 22:53:15下载
- 积分:1
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matlab6.5
这是对matlab的一点简介。希望会对大家有用。(This is a point matlab profile. Hope will be useful.)
- 2009-05-09 18:05:28下载
- 积分:1
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Multipath_fading_channel_under_OFDM_simulation
在多径衰落信道下用matlab进行OFDM系统仿真(Multipath fading channel under OFDM simulation
)
- 2010-12-19 16:35:40下载
- 积分:1
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pdb1
MATLAB code to access PDB database
- 2010-06-30 14:31:14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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simulinkpower
基于matlab高压直流电源simulink连接图,仿真(maltab/simuling power system )
- 2015-03-25 13:29:57下载
- 积分:1
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quntie_v88
D-S证据理论数据融合,包括压缩比、运行时间和计算复原图像的峰值信噪比,合成孔径雷达(SAR)目标成像仿真。( D-S evidence theory data fusion, Including compression ratio, image restoration computing uptime and peak signal to noise ratio, Synthetic Aperture Radar (SAR) imaging simulation target.)
- 2017-01-22 10:01:58下载
- 积分:1