yuyinchulichengxv

说明：  将标准微粒群算法进行改进，从而解决标准PSO算法的容易陷入局部最优解的情况。(The standard particle swarm algorithm is improved so as to solve the standard PSO algorithm is easy to fall into local optimal solution of the situation.)

偏微分方程的求解，泊松方程的求解，一边大家学习交流(Partial differential equation, the solution of the Poisson equation, while we study the exchange)

清楚,MATLAB命令大全 管理命令和函数 help 在线帮助文件 doc 装入超文本说明 what M、MAT、MEX文件的目录列表 (clear)

例4：在sinc(t)信号中叠加噪声，分析对应频谱 fs=100 采样频率,必须大于两倍基带信号最高频率 ts=1/fs 采样时间间隔 T=2 时间窗大小 ( x=x+0.1*randn(1,N) x=awgn(x,-10, measured ) figure plot(t,x) title( 时域信号图 ) xlabel( t /s ) y=fft(x,N) figure if mod(N,2)~=0 N=N-1 end f=linspace(0,fs/2,N/2) plot(f,abs(y(1:N/2))*2/N) title( 叠加噪声的sinc(t)信号频谱 ) xlabel( f /Hz ) figure y0=y(1:N/2) P=y0.*conj(y0)/N P=10*log10(P) plot(f,P) title( 功率谱 ) xlabel( f /Hz ) )

（1）通过Simulink创建仿真模型；（2）配置相关RTW（Real-Time Workshop）参数；（3）通过RTW（Real-Time Workshop）自动生成C代码文件，并理解主要文件、接口函数和变量的意义；（4）在Visual C++中将生成的C代码作适当修改，编译运行并分析结果。((1) created by Simulink simulation model (2) configuration related to RTW (Real-Time Workshop) parameters (3) RTW (Real-Time Workshop) automatically generate C code files, and understand the main document, interface functions and variables significance (4) Visual C++ generated C code will be modified as appropriate, compile, run and analyze the results.)

基于子空间的 OFDM盲识别和检测，使用MATLAB实现(blind OFDM identificaiton)

UltimateToolBox93代码、文档、例子(UltimateToolBox93)

实现多输入单输出的预测功能，预测精度高，程序操作简单，易于修改应用。(The prediction function of multi input and single output is realized. The prediction accuracy is high, the program operation is simple, and it is easy to modify the application.)

复合辛普森 改进欧拉法 高斯消去法 复合梯形法(Improved Euler Method Composite Simpson composite trapezoidal method of Gaussian elimination)

MATLAB工具函数汇总。对参加数学建模用MATLAB写程序很有帮助(matlab utility functions summary。)