資源簡介
這是EEMD的MATLAB程序,主函數(shù)為eemd.m,eemd.m調用的函數(shù)為extrama.m,主函數(shù)eemd.m需要三個輸入,有輸入信號x,添加白噪聲與信號的標準差之比,添加的白噪聲次數(shù)N。輸出為本征模態(tài)函數(shù)

代碼片段和文件信息
%?This?is?a?utility?program?being?called?by?“significance.m“.
%
%???function?PDF?=?dist_value(yPos?yBar?nDof)
%
function?PDF?=?dist_value(yPos?yBar?nDof)
%???function?PDF?=?dist_value2(yPos?yBar?nDof)
%
%???PDF:?a?normalized?output?array?
%???yPos:?An?input?array?at?which?PDF?values?are?calculated
% yBar:?The?expected?value?of?yPos?
% nDof:?The?number?of?degree?of?freedom
%
%
%?References?can?be?found?in?the?“Reference“?section.
%
%?The?code?is?prepared?by?Zhaohua?Wu.?For?questions?please?read?the?“Q&A“?section?or
%?contact
%???zhwu@cola.iges.org
%
ylen?=?length(yPos);
eBar?=?exp(yBar);
evalue=exp(yPos);
for?i=1:ylen
????tmp1?=?evalue(i)/eBar-yPos(i);
????tmp2?=?-tmp1*nDof*eBar/2;
????tmp3(i)?=?0.5*nDof*eBar*log(nDof)?+?tmp2;
end
rscale?=?max(tmp3);
tmp4?=?tmp3?-?rscale;
PDF=?exp(tmp4);
?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????文件????????854??2008-10-21?19:04??eemd程序\dist_value.m
?????文件???????2011??2008-10-21?18:25??eemd程序\eemd.m
?????文件???????2011??2008-10-21?18:25??eemd程序\eemd仿真信號\eemd.m
?????文件???????3904??2018-03-16?10:01??eemd程序\eemd仿真信號\epss.asv
?????文件???????1108??2018-04-10?12:12??eemd程序\eemd仿真信號\epss.m
?????文件???????3605??2018-04-10?12:39??eemd程序\eemd仿真信號.zip
?????文件???????4884??2008-10-21?19:09??eemd程序\example?and?help\gsta.dat
?????文件?????161280??2008-10-21?19:32??eemd程序\example?and?help\help.doc
?????文件???????2187??2008-10-21?18:55??eemd程序\extrema.m
?????文件???????1825??2008-10-21?18:25??eemd程序\ifndq.m
?????文件????????284??2013-03-29?16:29??eemd程序\onedimzui.m
?????文件???????2945??2008-10-21?19:03??eemd程序\significance.m
?????文件??????31296??2013-11-06?08:56??eemd程序\unti
?????文件????????328??2013-04-02?17:05??eemd程序\Unti
?????文件????????536??2013-04-10?09:02??eemd程序\Unti
?????文件???????1851??2014-05-27?22:56??eemd程序\Unti
?????文件???????1552??2014-12-09?11:44??eemd程序\Unti
?????文件???????2044??2013-04-12?19:36??eemd程序\Unti
?????文件???????2044??2013-04-12?19:36??eemd程序\Unti
?????文件???????3128??2014-12-04?19:05??eemd程序\Unti
?????文件???????2964??2014-12-04?08:36??eemd程序\Unti
?????文件???????1756??2014-12-04?19:05??eemd程序\Unti
?????文件???????1387??2014-12-04?08:37??eemd程序\Unti
?????文件???????5185??2013-04-09?11:34??eemd程序\Unti
?????文件???????1701??2014-12-04?10:59??eemd程序\Unti
?????文件???????3415??2014-07-03?10:02??eemd程序\Unti
?????文件????????883??2014-07-03?10:15??eemd程序\Unti
?????文件????????427??2014-07-03?09:55??eemd程序\Unti
?????文件????????586??2014-07-03?10:25??eemd程序\Unti
?????文件????????891??2014-07-03?09:36??eemd程序\Unti
............此處省略73個文件信息
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