ofdm_dai

matlab简明教程，原文是英文版，本人上传的是中文翻译(matlab simple tutorial, the original English version, I uploaded the Chinese translation)

坐标转换（四参数） [row col]=size(source) for i=1:row u(i)=source(i,2) v(i)=source(i,3) x(i)=source(i,4) y(i)=source(i,5) B(2*i-1,1)=1 B(2*i-1,2)=0 B(2*i-1,3)=u(i) B(2*i-1,4)=-v(i) B(2*i,1)=0 B(2*i,2)=1 B(2*i,3)=v(i) B(2*i,4)=u(i) L(2*i-1,1)=x(i) L(2*i,1)=y(i) end X=inv(B *B)*(B *L) Txy=[X(1) X(2)] xzjz(1,1)=X(3) xzjz(1,2)=-X(4) xzjz(2,1)=X(4) xzjz(2,2)=X(3) [row1 col1]=size(target) for i=1:row1 u1(i)=target(i,2) v1(i)=target(i,3) d=[u1(i) v1(i)] md=Txy+xzjz*d end end (Coordinate conversion： [row col]=size(source) for i=1:row u(i)=source(i,2) v(i)=source(i,3) x(i)=source(i,4) y(i)=source(i,5) B(2*i-1,1)=1 B(2*i-1,2)=0 B(2*i-1,3)=u(i) B(2*i-1,4)=-v(i) B(2*i,1)=0 B(2*i,2)=1 B(2*i,3)=v(i) B(2*i,4)=u(i) L(2*i-1,1)=x(i) L(2*i,1)=y(i) end X=inv(B *B)*(B *L) Txy=[X(1) X(2)] xzjz(1,1)=X(3) xzjz(1,2)=-X(4) xzjz(2,1)=X(4) xzjz(2,2)=X(3) [row1 col1]=size(target) for i=1:row1 u1(i)=target(i,2) v1(i)=target(i,3) d=[u1(i) v1(i)] md=Txy+xzjz*d end end )

半波振子天线阵的方向图仿真，并绘制其沿 heta角的变化。(Simulate the antenna pattern of a half-wave oscillator array, showing the variance along the azimuth angle.)

参考变分不等式的混沌搜索算法 赵　晖,高自友(北京交通大学交通运输学院,北京100044)(Reference variational inequality chaos search algorithm ZHAO Hui, GAO Zi-you (Beijing Jiaotong University, Transportation Institute, Beijing 100044))

lylorenz.f90的程序 不少人对此程序算法比较陌生，特传上来供大家分享(lylorenz.f90 program)

用互相关法实现时延差估计，时延差是使用TDOA算法实现定位的关键步骤！！！(use cross correlation function to estimate the time delay，time difference is a very important parameter when using the TDOA algorithm to positioning！)

曲柄滑块机构的机构组成，速度方程以及匀角速度运动学仿真框图(Of the institutions of the slider-crank mechanism, the rate equation and the constant angular velocity kinematics simulation diagram)

PSO_A Alogrithm ,Hybrid particle swarm-based-simulated annealing optimization algorithm

有关速率的分岔图程序，图像比较清晰，可下载参考。(For the rate of the bifurcation diagram of the program, the image is relatively clear, can be downloaded reference.)

说明：  简易实现车牌识别，有GUI界面。车牌识别系统将获取的车辆图像进行一系列的处理后，以字符的形式输出结果(Simple license plate recognition with GUI interface.The license plate recognition system processes the acquired vehicle image in a series of ways and outputs the results in the form of characters.)