UnionFind

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 ) )

带通滤波器，用于信号处理，有效可用，仿真有效(Band pass filter, used for signal processing, is available.)

2代小波示意程序，此程序用提升法实现第二代小波变换 (two generation wavelet indicate procedures, the procedures used to enhance law to achieve the second generation wavelet transform)

ann 最小距离运算库 ann 可提高运算速度(ann ann ann ann ann ANN ann ann ann ann ann ann ann lib)

读雷达基数据,格式为敏视达SA，类型为反射率因子。将其读入矩阵，并进行了插值，可以以图象显示。(Reading Radar Data)

This is a program to describe cooperative spectrum sensing of Cognitive radio implemented in cognitive radio

这个压缩包中有6个函数，利用平均互信息量进行聚类分析的一组函数(CE Matlab Functions)

经典的music算法（包含多个），用于无线通信的来波方向估计。(Classical music algorithm (contains more than one) for wireless communications, estimated DOA.)

m序列产生程序.matlab程序实现。验证正确。根据m序列的原理(m sequence)

power_Transfo3phCoreType_iexc.rar,功率电子领域matlab仿真文件，已经验证过，程序运行正常(power_Transfo3phCoreType_iexc.rar,Power electronics field matlab simulation file, has already been verified, the normal operating procedures)