資源簡介
經驗模態分析的matlab源程序,可以進行emd和eemd的計算。

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
%???zwu@fsu.edu
%
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????????847??2009-09-14?20:04??dist_value.m
?????文件???????2004??2009-09-14?20:03??eemd.m
?????文件???????2180??2009-09-14?20:04??extrema.m
?????文件???????1818??2009-09-14?20:04??ifndq.m
?????文件???????2938??2009-09-14?20:04??significance.m
-----------?---------??----------?-----??----
?????????????????9787????????????????????5
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