md_sp_simulation_2010-03-10.09.27-PM.pdf

是KF/EKF/UKF滤波算法的MATLAB实现。代码非常详细。供需要学习的人下载。(MATLAB realization by KF/EKF/UKF is filtering algorithms. The code is very detailed. For people who need to learn to download.)

合成孔径雷达系统MATLALB模拟实现源码。(Synthetic aperture radar systems MATLALB simulation source.)

模態參數識別法中的特徵系統實現法，在時域法中用於相近模態求取模態參數(Modal parameter identification method is characterized in system implementation method for obtaining similar modal modal parameters in the time domain method)

迭代学习similink 闭环PD型多输入多输出迭代学习控制，双入双出(ILC SIMULINK two input two output.)

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)... *()

包含例程用于雷达测距方法,理论分析清晰,请仔细阅读(contains routines for radar location, a clear theoretical analysis, please read carefully)

some samples to learn matlab

这个matlab程序实现了目标对象的图像分割与提取技术，附件里的程序以车牌的检测与识别为例，效果非常好。(The matlab program to achieve the target image segmentation and extraction technology, the annex of the procedures for license plate detection and recognition, for example, the effect is very good.)

永磁同步电机的直接转矩控制，包含磁链观测，电压电流转速转矩等。很经典，很全面，功能完整.附带一个离散直接转矩控制下的模型(Direct torque control of permanent magnet synchronous motor, comprising flux observer, voltage and current speed torque and the like. Very classic, very comprehensive, full-featured. Comes with a discrete model of direct torque control)

common movement of inertia calculation of inverted wedge