maxingking 发表于 2005-12-30 10:03

大家有没有能用的EMD程序

本帖最后由 wdhd 于 2016-9-21 11:11 编辑

  各位老大帮帮忙,网上的EMD程序不全,大家有没有能用的EMD程序发给我一份,maxingcellar@etang.com 谢谢大家了
  [ 本帖最后由 zhangnan3509 于 2007-6-22 15:01 编辑 ]

tlmttt 发表于 2006-1-14 19:31

关注中.

电光石火 发表于 2006-2-26 16:38

本帖最后由 wdhd 于 2016-9-21 11:11 编辑

  同样关注中...

dnj0306 发表于 2006-2-27 15:29

我也要!!

本帖最后由 wdhd 于 2016-9-21 11:12 编辑

  我也要EMD程序!要有的话也给我发一个!dnj0306@163.com

simon21 发表于 2006-2-27 20:48

回复:(maxingking)[求助]大家有没有能用的EMD程序

本帖最后由 wdhd 于 2016-9-21 11:12 编辑

  http://vib.hit.edu.cn/vibbbs/dispbbs.asp?boardid=47&id=1355

  四楼

simon21 发表于 2006-2-27 21:14

回复:(maxingking)[求助]大家有没有能用的EMD程序

本帖最后由 wdhd 于 2016-9-21 11:12 编辑

  其中缺少的extr试试下面的代码

  %extr

  function =extr(x)

  =uigetfile('*.txt','输入信号');

  watchon;

  FILENAME=;

  x=load(FILENAME);

  numzer=1;

  nummin=1;

  nummax=1;

  for g=2:(length(x)-1)

  if (x(g-1)*x(g)<0)|(x(g-1)*x(g)==0)&(x(g-1)==0)

  indzer(numzer)=g-1;

  numzer=numzer+1;

  elseif (x(g-1)*x(g)<0)|(x(g-1)*x(g)==0)&(x(g)==0)

  indzer(numzer)=g;

  numzer=numzer+1;

  elseif (x(g-1)*x(g)<0)|(x(g-1)*x(g)==0)&(x(g-1)~=0)&(x(g)~=0)

  indzer(numzer)=(2*g-1)/2;

  numzer=numzer+1;

  end

  if (x(g-1)>x(g))&(x(g)>x(g+1))

  continue;

  elseif (x(g-1)>x(g))&(x(g) indmin(nummin)=g;

  nummin=nummin+1;

  elseif (x(g-1) continue;

  elseif (x(g-1)x(g+1))

  indmax(nummax)=g;

  nummax=nummax+1;

  end

  end

  %subplot(2,3,1)

  plot(indzer,x(indzer),'r-+')

  title('indzer')

  pause

  % subplot(2,3,2)

  plot(indmin,x(indmin),'b-o')

  title('indmin')

  pause

  %subplot(2,3,3)

  plot(indmax,x(indmax),'g-*')

  title('indmax')

  pause

  %subplot(2,3,4)

  plot(1:length(x),x,'k-s')

  title('x')

  pause

  envmax = interp1(indmax,x(indmax),1:length(x),'spline');

  envmin = interp1(indmin,x(indmin),1:length(x),'spline');

  %subplot(2,3,5)

  plot(1:length(x),envmin,'y-d')

  title('envmin')

  pause

  %subplot(2,3,6)

  plot(1:length(x),envmax,'c-h')

  title('envmax')

  pause

  plot(1:length(x),mean((envmax+envmin)/2),'m-p')

  title('mean((envmax+envmin)/2)')%extr

  function =extr(x)

  =uigetfile('*.txt','输入信号');

  watchon;

  FILENAME=;

  x=load(FILENAME);

  numzer=1;

  nummin=1;

  nummax=1;

  for g=2:(length(x)-1)

  if (x(g-1)*x(g)<0)|(x(g-1)*x(g)==0)&(x(g-1)==0)

  indzer(numzer)=g-1;

  numzer=numzer+1;

  elseif (x(g-1)*x(g)<0)|(x(g-1)*x(g)==0)&(x(g)==0)

  indzer(numzer)=g;

  numzer=numzer+1;

  elseif (x(g-1)*x(g)<0)|(x(g-1)*x(g)==0)&(x(g-1)~=0)&(x(g)~=0)

  indzer(numzer)=(2*g-1)/2;

  numzer=numzer+1;

  end

  if (x(g-1)>x(g))&(x(g)>x(g+1))

  continue;

  elseif (x(g-1)>x(g))&(x(g) indmin(nummin)=g;

  nummin=nummin+1;

  elseif (x(g-1) continue;

  elseif (x(g-1)x(g+1))

  indmax(nummax)=g;

  nummax=nummax+1;

  end

  end

  %subplot(2,3,1)

  plot(indzer,x(indzer),'r-+')

  title('indzer')

  pause

  % subplot(2,3,2)

  plot(indmin,x(indmin),'b-o')

  title('indmin')

  pause

  %subplot(2,3,3)

  plot(indmax,x(indmax),'g-*')

  title('indmax')

  pause

  %subplot(2,3,4)

  plot(1:length(x),x,'k-s')

  title('x')

  pause

  envmax = interp1(indmax,x(indmax),1:length(x),'spline');

  envmin = interp1(indmin,x(indmin),1:length(x),'spline');

  %subplot(2,3,5)

  plot(1:length(x),envmin,'y-d')

  title('envmin')

  pause

  %subplot(2,3,6)

  plot(1:length(x),envmax,'c-h')

  title('envmax')

  pause

  plot(1:length(x),mean((envmax+envmin)/2),'m-p')

  title('mean((envmax+envmin)/2)')%extr

  function =extr(x)

  =uigetfile('*.txt','输入信号');

  watchon;

  FILENAME=;

  x=load(FILENAME);

  numzer=1;

  nummin=1;

  nummax=1;

  for g=2:(length(x)-1)

  if (x(g-1)*x(g)<0)|(x(g-1)*x(g)==0)&(x(g-1)==0)

  indzer(numzer)=g-1;

  numzer=numzer+1;

  elseif (x(g-1)*x(g)<0)|(x(g-1)*x(g)==0)&(x(g)==0)

  indzer(numzer)=g;

  numzer=numzer+1;

  elseif (x(g-1)*x(g)<0)|(x(g-1)*x(g)==0)&(x(g-1)~=0)&(x(g)~=0)

  indzer(numzer)=(2*g-1)/2;

  numzer=numzer+1;

  end

  if (x(g-1)>x(g))&(x(g)>x(g+1))

  continue;

  elseif (x(g-1)>x(g))&(x(g) indmin(nummin)=g;

  nummin=nummin+1;

  elseif (x(g-1) continue;

  elseif (x(g-1)x(g+1))

  indmax(nummax)=g;

  nummax=nummax+1;

  end

  end

  %subplot(2,3,1)

  plot(indzer,x(indzer),'r-+')

  title('indzer')

  pause

  % subplot(2,3,2)

  plot(indmin,x(indmin),'b-o')

  title('indmin')

  pause

  %subplot(2,3,3)

  plot(indmax,x(indmax),'g-*')

  title('indmax')

  pause

  %subplot(2,3,4)

  plot(1:length(x),x,'k-s')

  title('x')

  pause

  envmax = interp1(indmax,x(indmax),1:length(x),'spline');

  envmin = interp1(indmin,x(indmin),1:length(x),'spline');

  %subplot(2,3,5)

  plot(1:length(x),envmin,'y-d')

  title('envmin')

  pause

  %subplot(2,3,6)

  plot(1:length(x),envmax,'c-h')

  title('envmax')

  pause

  plot(1:length(x),mean((envmax+envmin)/2),'m-p')

  title('mean((envmax+envmin)/2)')%extr

  function =extr(x)

  =uigetfile('*.txt','输入信号');

  watchon;

  FILENAME=;

  x=load(FILENAME);

  numzer=1;

  nummin=1;

  nummax=1;

  for g=2:(length(x)-1)

  if (x(g-1)*x(g)<0)|(x(g-1)*x(g)==0)&(x(g-1)==0)

  indzer(numzer)=g-1;

  numzer=numzer+1;

  elseif (x(g-1)*x(g)<0)|(x(g-1)*x(g)==0)&(x(g)==0)

  indzer(numzer)=g;

  numzer=numzer+1;

  elseif (x(g-1)*x(g)<0)|(x(g-1)*x(g)==0)&(x(g-1)~=0)&(x(g)~=0)

  indzer(numzer)=(2*g-1)/2;

  numzer=numzer+1;

  end

  if (x(g-1)>x(g))&(x(g)>x(g+1))

  continue;

  elseif (x(g-1)>x(g))&(x(g) indmin(nummin)=g;

  nummin=nummin+1;

  elseif (x(g-1) continue;

  elseif (x(g-1)x(g+1))

  indmax(nummax)=g;

  nummax=nummax+1;

  end

  end

  %subplot(2,3,1)

  plot(indzer,x(indzer),'r-+')

  title('indzer')

  pause

  % subplot(2,3,2)

  plot(indmin,x(indmin),'b-o')

  title('indmin')

  pause

  %subplot(2,3,3)

  plot(indmax,x(indmax),'g-*')

  title('indmax')

  pause

  %subplot(2,3,4)

  plot(1:length(x),x,'k-s')

  title('x')

  pause

  envmax = interp1(indmax,x(indmax),1:length(x),'spline');

  envmin = interp1(indmin,x(indmin),1:length(x),'spline');

  %subplot(2,3,5)

  plot(1:length(x),envmin,'y-d')

  title('envmin')

  pause

  %subplot(2,3,6)

  plot(1:length(x),envmax,'c-h')

  title('envmax')

  pause

  plot(1:length(x),mean((envmax+envmin)/2),'m-p')

  title('mean((envmax+envmin)/2)')%extr

  function =extr(x)

  =uigetfile('*.txt','输入信号');

  watchon;

  FILENAME=;

  x=load(FILENAME);

  numzer=1;

  nummin=1;

  nummax=1;

  for g=2:(length(x)-1)

  if (x(g-1)*x(g)<0)|(x(g-1)*x(g)==0)&(x(g-1)==0)

  indzer(numzer)=g-1;

  numzer=numzer+1;

  elseif (x(g-1)*x(g)<0)|(x(g-1)*x(g)==0)&(x(g)==0)

  indzer(numzer)=g;

  numzer=numzer+1;

  elseif (x(g-1)*x(g)<0)|(x(g-1)*x(g)==0)&(x(g-1)~=0)&(x(g)~=0)

  indzer(numzer)=(2*g-1)/2;

  numzer=numzer+1;

  end

  if (x(g-1)>x(g))&(x(g)>x(g+1))

  continue;

  elseif (x(g-1)>x(g))&(x(g) indmin(nummin)=g;

  nummin=nummin+1;

  elseif (x(g-1) continue;

  elseif (x(g-1)x(g+1))

  indmax(nummax)=g;

  nummax=nummax+1;

  end

  end

  %subplot(2,3,1)

  plot(indzer,x(indzer),'r-+')

  title('indzer')

  pause

  % subplot(2,3,2)

  plot(indmin,x(indmin),'b-o')

  title('indmin')

  pause

  %subplot(2,3,3)

  plot(indmax,x(indmax),'g-*')

  title('indmax')

  pause

  %subplot(2,3,4)

  plot(1:length(x),x,'k-s')

  title('x')

  pause

  envmax = interp1(indmax,x(indmax),1:length(x),'spline');

  envmin = interp1(indmin,x(indmin),1:length(x),'spline');

  %subplot(2,3,5)

  plot(1:length(x),envmin,'y-d')

  title('envmin')

  pause

  %subplot(2,3,6)

  plot(1:length(x),envmax,'c-h')

  title('envmax')

  pause

  plot(1:length(x),mean((envmax+envmin)/2),'m-p')

  title('mean((envmax+envmin)/2)')%extr

  function =extr(x)

  =uigetfile('*.txt','输入信号');

  watchon;

  FILENAME=;

  x=load(FILENAME);

  numzer=1;

  nummin=1;

  nummax=1;

  for g=2:(length(x)-1)

  if (x(g-1)*x(g)<0)|(x(g-1)*x(g)==0)&(x(g-1)==0)

  indzer(numzer)=g-1;

  numzer=numzer+1;

  elseif (x(g-1)*x(g)<0)|(x(g-1)*x(g)==0)&(x(g)==0)

  indzer(numzer)=g;

  numzer=numzer+1;

  elseif (x(g-1)*x(g)<0)|(x(g-1)*x(g)==0)&(x(g-1)~=0)&(x(g)~=0)

  indzer(numzer)=(2*g-1)/2;

  numzer=numzer+1;

  end

  if (x(g-1)>x(g))&(x(g)>x(g+1))

  continue;

  elseif (x(g-1)>x(g))&(x(g) indmin(nummin)=g;

  nummin=nummin+1;

  elseif (x(g-1) continue;

  elseif (x(g-1)x(g+1))

  indmax(nummax)=g;

  nummax=nummax+1;

  end

  end

  %subplot(2,3,1)

  plot(indzer,x(indzer),'r-+')

  title('indzer')

  pause

  % subplot(2,3,2)

  plot(indmin,x(indmin),'b-o')

  title('indmin')

  pause

  %subplot(2,3,3)

  plot(indmax,x(indmax),'g-*')

  title('indmax')

  pause

  %subplot(2,3,4)

  plot(1:length(x),x,'k-s')

  title('x')

  pause

  envmax = interp1(indmax,x(indmax),1:length(x),'spline');

  envmin = interp1(indmin,x(indmin),1:length(x),'spline');

  %subplot(2,3,5)

  plot(1:length(x),envmin,'y-d')

  title('envmin')

  pause

  %subplot(2,3,6)

  plot(1:length(x),envmax,'c-h')

  title('envmax')

  pause

  plot(1:length(x),mean((envmax+envmin)/2),'m-p')

  title('mean((envmax+envmin)/2)')

zfw 发表于 2006-3-23 20:33

本帖最后由 wdhd 于 2016-9-21 11:12 编辑

  各位兄弟好,请问谁有EMD的matlab程序,本人也在搞这个

  想要个程序参考参考,多谢!my123_@sohu.com

sealily 发表于 2006-3-24 14:06

我是个新手,请问高手,是不是要把那个缺少的extr代码复制到原来的EMD程序中才能使用?<BR>多谢了!<BR>还有,如果哪位高手有了完整的程序了,请发给我一个<BR>多谢!rzhang_838@163.com

liugen_666 发表于 2006-3-24 19:57

仁兄!!!

本帖最后由 wdhd 于 2016-9-21 11:12 编辑

  各位兄弟!!!

  我也想要一个EMD程序嗄!!!

  谢谢

simon21 发表于 2006-3-25 21:19

回复:(sealily)我是个新手,请问高手,是不是要把那...

本帖最后由 wdhd 于 2016-9-21 11:13 编辑

  以下是引用sealily在2006-3-24 14:06:35的发言:

  我是个新手,请问高手,是不是要把那个缺少的extr代码复制到原来的EMD程序中才能使用?

  多谢了!

  还有,如果哪位高手有了完整的程序了,请发给我一个

  多谢!rzhang_838@163.com

  是的,建立extr.m文件,文件内容上面已经贴了

snowwa 发表于 2006-4-3 09:28

本帖最后由 wdhd 于 2016-9-21 11:13 编辑

  elseif (x(g-1)>x(g))&(x(g) indmin(nummin)=g;

  nummin=nummin+1;

  elseif (x(g-1) continue;

  elseif (x(g-1)x(g+1))

  indmax(nummax)=g;

  nummax=nummax+1;

  end

  end

  %subplot(2,3,1)

  这段代码有问题啊

wht0211 发表于 2010-7-30 15:29

emd.m急需中
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