movie-maker

simple DFT - very basic equation implementation(simple DFT- very basic equation implementation)

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) )

说明：  AM、FM调制解调的MATLAB源代码，能够正常运行，性能不错。(AM, FM modulation and demodulation of the MATLAB source code, to the normal operation, good performance.)

MUSIC一维算法的经典谱估计程序，已运算过，下载即可使用(MUSIC algorithm is a classic one-dimensional spectral estimation procedures have been operational before, you can use to download)

它详细介绍了如何利用ZXing编写一个二维码的编码程序(It details how to use ZXing to write a two-dimensional code encoding process)

光谱提取,丰度调整 效果好，高光谱目标检测和端元提取(spectral abundance adjustment )

电力系统仿真，可仿真电力系统各种故障，运行于分析(Power system simulation, to simulate a variety of power system fault)

合成孔径雷达（sar）的距离多普勒成像算法（点目标） 成像算法 RD、RMA、CS 的 matlab程序 (Synthetic aperture radar (sar) in the Range Doppler algorithm (point target) imaging algorithm RD, RMA, CS' s matlab program)

粒子群算法matlab代码 (PSO matlab code )

neural network for calculating math fns in matlab