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NETWORKCODING
关于网络编码算法研究的文章，对研究者有一定参考价值(Network coding algorithm on the article, a certain reference value to researchers)
- 2010-11-12 18:58:43下载
- 积分：1
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matlabziliao1222222
matlab6.0数学手册、matlab语言与控制系统仿真 。帮助你学习并更方便的使用matlab(classical algorithm matlab process more than the classic algorithm matlab procedures, including interpolation and fitting, planning problems, solution of equations, graphics, data analysis, etc.)
- 2009-05-20 21:55:56下载
- 积分：1
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dip_proj2
segmentation using histogranm
- 2011-09-17 01:33:34下载
- 积分：1
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RepeatFCM
matlab编写的聚类算法代码，包含常用的各种聚类方法，可以作为聚类的程序包，有很好的使用和参考价值(matlab for clusterings)
- 2009-03-16 21:07:19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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用于计算电磁场远场的程序 RCS
一个用于计算电磁场远场的程序，用MATLAB程序编写。(Used to calculate the electromagnetic field of a far-field procedures, programming with MATLAB.)
- 2020-06-27 03:00:02下载
- 积分：1
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rd1022
Matlab source for advance ctalk
- 2009-06-06 13:19:20下载
- 积分：1
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bpsk_ber1
this is simulation program for baseband bpsk modem
- 2009-03-13 20:17:45下载
- 积分：1
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sift-matlab
实现SIFT检测图像角点，并进行匹配的MATLAB代码。调试通过。(Achieve SIFT image corner detection and matching of MATLAB code. Debugging through.)
- 2010-05-07 10:14:55下载
- 积分：1
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duojilianghua
通信原理中运用matlab实现信号的均匀量化(Uniform quantization to realize signal)
- 2015-04-13 10:20:14下载
- 积分：1
