网站首页

Edge

于 2010-06-08 发布文件大小:153KB

 0  153

下载积分: 1 下载次数: 36

我要下载

代码说明：

自己设计的一种简单的理想频域低通滤波器，对图像进行低通滤波操作。(A simple self-designed ideal frequency domain low pass filter, low pass filter on the image operation.)

文件列表：

lowpassfilter.m,281,2010-05-13

下载说明：请别用迅雷下载，失败请重下，重下不扣分！

发表评论

0 个回复

ldpc_matlab
这是一个关于低密度检验码的很好的matlab程序(This is a low-density test on the code of good Matlab procedures)

2007-05-28 13:57:15下载

积分：1
1
说明：直扩系统，适合学生毕业设计，结构简单，使用方便(DS system, suitable for graduate students to design, simple structure, easy to use)

2011-04-19 10:44:31下载

积分：1
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

积分：1
3-1LpLas
这是一个拉普拉斯系统分析仿真的Systemview源代码。(This is a Laplace System Simulation Systemview source code.)

2007-04-07 10:18:23下载

积分：1
ss_integ.m
trapezoidal rule for integration

2014-10-04 03:56:19下载

积分：1
ReadVectorFieldFromDat
This m file is for reading multiple velocity files generated by PIV measurements or numerical simulaiton into matlab

2011-02-07 09:22:15下载

积分：1
deconvtv_v1_0
compressive sensing theory

2013-08-16 22:07:25下载

积分：1
jos
he value of tag could be set to any integer between 1 and 14 which correspods to the trial number of subject

2013-08-22 15:14:00下载

积分：1
vmd-verify3
vmd分解程序，修改版，可以用于处理实测振动信号。(vmd decomposition process, a modified version can be used for processing the measured vibration signal.)

2016-09-08 17:28:19下载

积分：1
denoiseTV_L1OR2
图象TV去噪,它是一个著名的图象去噪模型,能保持边沿(TV denoising images, it is a well-known image denoising model, able to maintain the edge)

2007-12-08 13:26:56下载

积分：1

696518资源总数
105549会员总数
12今日下载

Edge

0 个回复

热门标签

热门下载