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資源簡介

采用粒子群算法PSO優化BP神經網絡,進行風電功率預測,含實際數據和案例

資源截圖

代碼片段和文件信息

%sub?function?for?getting?fitness?of?all?paiticles?in?specific?generation
%change?particle?to?weight?matrix?of?BPNthen?calculate?training?error?
function?fitval?=?fitcal(pmnetindimhiddennumoutdimDPtrainTtrainminAllSamOutmaxAllSamOut)?
[xyz]=size(pm);
for?i=1:x
for?j=1:hiddennum
x2iw(j:)=pm(i((j-1)*indim+1):j*indimz);
end
for?k=1:outdim
x2lw(k:)=pm(i(indim*hiddennum+1):(indim*hiddennum+hiddennum)z);
end
x2b=pm(i((indim+1)*hiddennum+1):Dz);
x2b1=x2b(1:hiddennum).‘;
x2b2=x2b(hiddennum+1:hiddennum+outdim).‘;
net.IW{11}=x2iw;
net.LW{21}=x2lw;
net.b{1}=x2b1;
net.b{2}=x2b2;
error=sim(netPtrain)-Ttrain;
fitval(i1z)=mse(error);
end

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件????????677??2013-09-09?15:38??PSO?BP?wind?power\fitcal.m

?????文件????????874??2013-10-12?14:59??PSO?BP?wind?power\goontest.mat

?????文件???????7156??2014-01-10?17:28??PSO?BP?wind?power\psobp.m

?????文件???????6430??2013-10-11?21:12??PSO?BP?wind?power\traindata1011.mat

?????目錄??????????0??2014-01-14?22:43??PSO?BP?wind?power

-----------?---------??----------?-----??----

????????????????15137????????????????????5


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