資源簡介
VMD算法程序,自己調好的可以直接運行,適合初學者。
代碼片段和文件信息
clc;
clear?all;
close?all;
t=0:0.0001:1-0.0001;
p=length(t);
x1=sin(10*pi*t+10).*sin(300*pi*t).*sin(30*pi*t);
x2=0.8*cos(4*pi*t).*cos(100*pi*t);
x3=0.6*(rand(1p)-0.4);
x=x1+x2+x3
subplot(411);
plot(tx1);ylabel(‘X1(t)‘);
subplot(412);
plot(tx2);ylabel(‘X2(t)‘);
subplot(413);
plot(tx3);ylabel(‘X3(t)‘);
subplot(414);
plot(tx);ylabel(‘X(t)‘);
alpha?=?2000;????????%?moderate?bandwidth?constraint(適度的帶限)
tau?=?0;????????????%?noise-tolerance?(no?strict?fidelity?enforcement)(容噪)
K?=?5;??????????????%?3?modes
DC?=?0;?????????????%?no?DC?part?imposed
init?=?1;???????????%?initialize?omegas?uniformly(初始化)
tol?=?1e-7;
%---------------?Run?actual?VMD?code
[H?u_hat?omega]?=?VMD(x?alpha?tau?K?DC?init?tol);
figure(3)
set(gcf‘color‘[1?1?1])
subplot(511);plot(
?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2018-05-24?21:29??VMD\
?????文件?????1664774??2017-05-04?16:27??VMD\1.txt
?????文件???????26454??2017-06-01?17:48??VMD\10.txt
?????文件???????26504??2017-06-01?17:49??VMD\11.txt
?????文件???????26673??2017-06-01?17:42??VMD\5.txt
?????文件???????26662??2017-06-01?17:44??VMD\6.txt
?????文件???????26541??2017-06-01?17:44??VMD\7.txt
?????文件?????7761344??2016-12-04?20:10??VMD\72內.mat
?????文件???????26583??2017-06-01?17:46??VMD\8.txt
?????文件???????26583??2017-06-01?17:41??VMD\81.txt
?????文件???????27006??2017-06-01?17:47??VMD\9.txt
?????文件????????2512??2017-06-30?11:02??VMD\Unti
?????文件????????4645??2014-02-12?14:40??VMD\VMD.m
?????文件????????2546??2017-07-05?19:13??VMD\fangzhen.asv
?????文件????????2546??2017-07-03?22:25??VMD\fangzhen.m
?????文件????????1636??2016-03-23?15:58??VMD\hua_baoluo.m
?????文件?????????713??2016-03-23?15:58??VMD\hua_fft1.m
?????文件?????????181??2016-12-23?10:12??VMD\hua_hilbert1.m
?????目錄???????????0??2018-04-18?18:42??VMD\vmd\
?????文件?????2931672??2016-07-20?09:23??VMD\vmd\1750.內圈.mat
?????文件?????2914248??2016-07-20?09:25??VMD\vmd\1750外圈.mat
?????文件?????2917752??2016-07-20?10:02??VMD\vmd\1772內圈.mat
?????文件?????7761344??2016-12-04?20:11??VMD\vmd\72內.mat
?????文件????????2410??2017-05-20?20:44??VMD\vmd\Unti
?????文件????????4645??2014-02-12?14:40??VMD\vmd\VMD.m
?????文件????????1641??2017-11-03?07:55??VMD\vmd\hua_baoluo.asv
?????文件????????1636??2016-03-23?15:58??VMD\vmd\hua_baoluo.m
?????文件?????????713??2016-03-23?15:58??VMD\vmd\hua_fft1.m
?????文件?????????181??2016-12-23?10:12??VMD\vmd\hua_hilbert1.m
?????文件????????1551??2018-05-24?19:42??VMD\仿真信號.m
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