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bp投影

于 2020-11-02 发布

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下载积分: 1 下载次数: 6

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代码说明：

说明： sar雷达成像的后向投影算法的matlab代码(Matlab code of backward projection algorithm for SAR radar imaging)

文件列表：

说明.txt, 96 , 2019-11-27
BP_algorithm.m, 3799 , 2017-05-02
ChirpSig.m, 435 , 2010-04-19
D_DATA_perfect.m, 3767 , 2019-10-31
DBP.m, 3728 , 2012-12-10
dechirpsignal.m, 793 , 2012-03-31
FDATA_spot_data_product_Xband.m, 4251 , 2019-10-31
FrquencyRef.m, 169 , 2009-08-17
paramset.m, 1454 , 2012-11-28
qaulity_new.m, 7132 , 2016-01-07
qaulity2.m, 7089 , 2019-11-01
read_data_new_big_new_2.m, 584 , 2010-04-08

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Matlab-simulink-modeling-examples
全面的matlab/simulink例题!!(Matlab simulink modeling examples,usefull, powerful!!)

2011-02-05 00:02:34下载

积分：1
matlab_wave
说明： matlab实现小波分解，包括程序主要函数的介绍程序结果等(Matlab achieve wavelet decomposition, including procedures for the main function on the results of procedures)

2006-05-10 01:14:22下载

积分：1
APF
有源电力滤波器的仿真研究，基于瞬时无功功率理论的谐波检测。(Simulation Research on active power filter, harmonic detection based on instantaneous reactive power theory.)

2014-11-25 10:38:05下载

积分：1
punfei_v43
包含了阵列信号处理的常见算法，最小均方误差等算法的MSE的计算,FIR 底通和带通滤波器和IIR 底通和带通滤波器。( Contains a common array signal processing algorithm, Minimum mean square error MSE calculation algorithm, Bottom-pass and band-pass FIR and IIR filter bottom pass and band-pass filter.)

2016-12-10 12:41:27下载

积分：1
MATLAB7programmewangjianwei
《MATLAB 7.X程序设计》-王建卫-源代码(MATLAB 7.X)

2009-10-16 09:15:53下载

积分：1
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
QUICKBIRD
一篇关于快鸟影像的大气校正文章。刊登于ELSEVIER。(Image based atmospheric correction of QuickBird imagery of Minnesota cropland)

2011-11-24 13:04:12下载

积分：1
Chapter1
现代通信系统（实用MATLAB)第一章程序(Modern communication systems (useful MATLAB) program the first chapter)

2009-05-22 08:43:11下载

积分：1
chidutu
采用带宽为3，中心频率为3的复morlet小波对示例信号进行了分析，并绘出时频图。(Using bandwidth of 3, center frequency is 3 complex morlet wavelet to sample signal is analyzed, and draw the time-frequency diagrams.)

2014-09-21 17:07:13下载

积分：1
ga
说明：本算法采用遗传算法，用于辨识复杂洛伦兹系统参数。(Identification of Lorentz System Parameters)

2020-06-15 22:40:02下载

积分：1

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bp投影

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