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Laplace_resolution_simplied

于 2011-12-25 发布文件大小:1KB

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有限差分法中简单迭代法计算场域节点的应用(Finite difference method in a simple iterative method to calculate the application node)

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xiaobosuanfa
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) )

2011-05-21 16:48:36下载

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YICHUAN
遗传算法的源程序，基于matlab，对于毕业设计会起到很大的作用；(Genetic algorithm source code, based on matlab, will play a big role for a graduation project )

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erziyouduxitongSIMULINK
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emd的MATLAB程序，可实现对非平稳信号的分析(emd MATLAB program algorithm can achieve the analysis of non-stationary signals)

2014-11-03 19:51:40下载

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2020-06-19 18:40:02下载

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Program data interpolation by cubic splines

2011-01-17 22:05:10下载

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New-folder-(31)
THIS FILE IS ABOUT ADAPTIVE FILTER ITS HELPFUL FOR LEARNING ABOUT LMS/NLMS

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扫地机器人的一种路径规划算法，内螺旋法，首先构建了房间地图，然后遍历了房间。(A path planning algorithm sweeping robot, spiral method, first built room map, then traverse the room.)

2021-03-08 10:59:28下载

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数字图像处理的一个作业，包含理想高通巴特沃斯高通高斯高通的频域增强的作业(A digital image processing operations, including the ideal high-pass Butterworth high-pass Gaussian high-pass frequency domain enhancement operation)

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基于k均值聚类方法的rbf网络源程序，有需要的就下载吧，(K means clustering method based on rbf network source, there is need to download it,)

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Laplace_resolution_simplied

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