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feige
install code to the document,and replease ,make project
- 2007-11-14 10:47:46下载
- 积分：1
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Text1
计算机视觉，实现图像分割的Matlab源程序(Computer vision, image segmentation to achieve the Matlab source)
- 2009-05-29 18:49:35下载
- 积分：1
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TotalOne
不同蜂窝系统，不同移动台速率的情况下
信道保持时间，驻留时间，切换概率仿真计算(The simulation for multi size cell and multi speed MS s Channel hold time and stay time and the probability of handover)
- 2010-05-12 17:14:00下载
- 积分：1
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experimentopause
This is a algorithm that help to find six parameters of conductance function of voltage.
This code was written by Bruce L.
- 2013-08-13 05:27:36下载
- 积分：1
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kmeans
利用kmeans进行图像分类的matlab的实现(The realization of matlab kmeans image classification)
- 2012-10-03 09:17:09下载
- 积分：1
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GUI
GUI字符识别，用于数字的自动识别，识别效率高(this is GUI example)
- 2015-03-22 21:16:35下载
- 积分：1
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matlabCode3Sources
for WSN simulation this code may be used and the results are very usefull
- 2016-09-18 01:01:18下载
- 积分：1
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SVR与RVR
说明： 用于支持向量回归（SVR）和启示向量回归（RVR）分析以及交叉验证，以评估预测能力。(It is used for support vector regression (SVR) and Revelation vector regression (RVR) analysis and cross validation to evaluate prediction ability.)
- 2019-12-28 11:43:47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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narrow
对语音信号加入窄带噪声并用小波去除噪声并显示结果(add narrowband noise to signal and decrease it with wavelet)
- 2010-12-13 20:22:52下载
- 积分：1
