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dfiwind
dfig wind turbine model for all people
- 2012-10-07 20:50:47下载
- 积分：1
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AMkinInverseKinem
codinf for Function finds the inverse kinematics
- 2010-12-16 20:20:22下载
- 积分：1
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genetic
filter design with the genetic algorithm
- 2013-10-11 21:39:19下载
- 积分：1
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l1_soc_mljsq_joint
一种求解信号DOA的方法。该方法首先将DOA的估计转化为MMV问题，然后采用联合稀疏约束将其转化为带稀疏约束问题的求解。(A method of solving signal DOA. Firstly, the DOA estimates into MMV problem then will be transformed into the solving of the problems with sparse constraint joint sparse constraints.)
- 2012-09-29 23:04:26下载
- 积分：1
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网络倒立摆实验指导书
关于倒立摆实验指导。包含simulink模型，数学模型及推导，PID控制等(The experimental guidance on inverted pendulum. It includes Simulink model, mathematical model and derivation, PID control and so on.)
- 2018-05-14 09:57:28下载
- 积分：1
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multi-satellite-GPSsignal
说明： 基于多卫星的GPS中频信号生成方法，通过分析单卫星信号的模拟搭建，改进为多卫星的实现方法。(Based on the multi-satellite s GPS intermediate frequency signal production method, through analyzes the single satellite signal the simulation build, improves realizes the method for the multi-satellites.)
- 2011-03-28 17:30:48下载
- 积分：1
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读取标准地震格式segy格式的地震数据
readsegy
说明： 使用matlab可以读取标准地震格式segy格式的地震数据(Read seismic data in SEGY format)
- 2020-06-04 11:14:35下载
- 积分：1
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DOA
智能天线中CAPON最小方差法、DOA估计算法、延迟相加法的MATLAB实现(Smart Antenna CAPON minimum variance method, DOA estimation algorithm, the delay additive method of MATLAB Implementation)
- 2010-08-21 10:50:48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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tv_denoising
全变差去噪的标准matlab代码实现[ROF92],与Guy Gilboa的Texture preserving TV denoising [GSZ03] (total variation denoising standard Matlab code to achieve [ROF92] Guy Gilboa and the Texture preserving TV denoising [ GSZ03])
- 2007-06-18 11:28:49下载
- 积分：1
