PB_HW

说明：  这个确实有用 大家可以任意下载 完全免费的(this really useful we can download any free)

例3：分析占空比为ta的矩形脉冲频谱 T=1 时间窗大小 ta=0.5 占空比 N=256 t=linspace(-T,T,N) ts=2*T/N fs=1/ts (x=zeros(1,N) x(N/2-round(N/2*ta):N/2+round(N/2*ta))=ones(1,2*round(N/2*ta)+1) y=fft(x,N) figure plot(t,x) title([ 时域信号图 占空比为 ,num2str(ta)]) axis([-T T-0.2 1.2]) xlabel( t /s ) figure subplot(211) f=linspace(-fs/2,fs/2,N) plot(f,abs(fftshift(y))/N) title([ 矩形脉冲双边谱 脉冲时间t=[- ,num2str(ta*T), , ,num2str(ta*T), ] ]) xlabel( f /Hz ) )

SVM-light与matlab的接口,matlab下就能直接调用哟,很有价值哟(SVM-light and Matlab interface directly with Matlab can call yo, value yo)

Lorenz吸引子相空间轨迹相图，包括子程序和主程序，r=28时的暂态混沌状态(Lorenz attractor phase space trajectory phase diagram, including subroutines and the main program, r = 28 when the transient state of chaos)

这个MATLAB例程是宽带OFDM信道simulink仿真(This MATLAB routine is a broadband channel OFDM simulink simulation)

数值分析中的插值拟合和规划问题的matlab算法源代码，有需要的可以下载，希望能帮到大家。(Numerical analysis and planning of the interpolation problem fitting algorithm matlab source code can be downloaded in need, I hope to help you.)

连续小波变换的MATLAB程序代码（morlet小波），主要用于信号分析(morlet wavelet)

采用bp神经网络对函数y=sin（x）进行训练，然后用测试集对训练的函数进行测试，也就是函数逼近sin（x)的曲线(Bp neural network using the function y = sin (x) for training, and then use the test set to test the training function, that is, function approximation sin (x) curve)

calculus several variables ebook..................................

高阶谱分析工具箱可用于信号的高阶谱计算和分析(High-order spectral analysis toolbox for signal calculation and analysis of high-order spectral)