FLOWMATLAB

采样频率 fs=10000 轴承外环故障信号 fid=fopen( bearingout.dat , r ) 故障 N=1024 xdata=fread(fid,N, int16 ) fclose(fid) xdata=(xdata-mean(xdata))/std(xdata,1) 时域波形 figure(1) plot(1:N,xdata) xlabel( 时间 t/n ) ylabel( 电压 V/v ) db10小波进行4层分解 一维小波分解 [c,l] = wavedec(xdata,4, db10 ) 重构第1～4层细节信号 d4 = wrcoef( d ,c,l, db10 ,4) d3 = wrcoef( d ,c,l, db10 ,3) d2 = wrcoef( d ,c,l, db10 ,2) d1 = wrcoef( d ,c,l, db10 ,1) ( Sampling frequency fs = 10000 bearing outer ring fault signal fid = fopen (' bearingout.dat' , ' r' ) failure N = 1024 xdata = fread (fid, N, ' int16' ) fclose (fid ) xdata = (xdata-mean (xdata))/std (xdata, 1) time-domain waveform figure (1) plot (1: N, xdata) xlabel (' Time t/n' ) ylabel ( ' voltage V/v' ) db10 wavelet decomposition 4 layer one-dimensional wavelet decomposition [c, l] = wavedec (xdata, 4, ' db10' ) 1 ~ 4 reconstructed detail signal d4 = wrcoef (' d' , c, l, ' db10' , 4) d3 = wrcoef (' d' , c, l, ' db10' , 3) d2 = wrcoef (' d' , c, l, ' db10' , 2) d1 = wrcoef (' d' , c, l, ' db10' , 1) )

改进的快速粒子群算法,APSO,运行y13_5(Improved fast particle swarm optimization)

ETF统计套利的书籍，目前正在用matlab进行回测，希望有喜欢的人，也可以了解下(ETF statistical arbitrage books, is currently in use of matlab to test, hope to have of the person you like, also can understand)

looking the nearest distance

OFDM with BPSK in Fading Channel.

读取卫星钟钟误差和IGS站接收机钟差的程序(Read the satellite Zhong Zhong error and IGS stations receiver clock error program)

说明：  自相关函数及互相关函数编程(Autocorrelation function and its programming)

NADAV LEVANON 与 ELI MOZESON 写的一本关于雷达信号分析非常专业并且经典的书。里面有很多的 matlab 相关资料。(Written by NADAV LEVANON ELI MOZESON a radar signal analysis is very professional and classic books.There are many Matlab codes inside.)

本程序用C语言实现直角坐标系下的牛拉法潮流计算(power flow calculation program using C language under the rectangular coordinate system )

Advanced Digital Signal Processing project