sift-0.9.19.tar

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) )

基于MATLAB的扩频通信系统仿真研究,里面说明了扩频通信系统如何仿真(MATLAB-based spread-spectrum communications system simulation studies, which shows a spread spectrum communications system simulation how)

matlab 小游戏代码 可实现五子棋 程序编码(matlab code for small game backgammon program code can be realized)

此项目完整玩具机器人代码和原理，还元器件清单；(This project complete toy robot code and principles, to restore the device list )

模拟有限元仿真中的力分布，变形量大小分布(force distribution simulation in FEM)

说明：  算法源码 Transfer-Knee-DMOEA-code(Transfer-Knee-DMOEA-code)

利用投资者情绪指标预判下个月的股指走势，如果指标较高则做多，反之则做空(The use of investor sentiment indicators to predict stock trends next month, if the indicator is to do more higher, and vice versa short)

matlab的PSO工具箱。可在matlab6.5中创建用户工具箱(Matlab toolbox. Matlab6.5 can create users Toolbox)

雷达地杂波仿真，根据空时自适应信号处理原理，对雷达杂波进行了仿真。(radar cluster simulation)

LMS算法的仿真程序，主要实现LMS算法的仿真与收敛的仿真，我已经运行过。(LMS algorithm simulation program, the main LMS algorithm to achieve convergence of the simulation and the simulation, I have been running.)