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資源簡介
極端學(xué)習(xí)機的回歸及分類,包括ELM的回歸擬合——基于近紅外光譜的汽油辛烷值預(yù)測;ELM的分類——鳶尾花種類識別

代碼片段和文件信息
function?Y?=?elmpredict(PIWBLWTFTYPE)
%?ELMPREDICT?Simulate?a?Extreme?Learning?Machine
%?Syntax
%?Y?=?elmtrain(PIWBLWTFTYPE)
%?Description
%?Input
%?P???-?Input?Matrix?of?Training?Set??(R*Q)
%?IW??-?Input?Weight?Matrix?(N*R)
%?B???-?Bias?Matrix??(N*1)
%?LW??-?layer?Weight?Matrix?(N*S)
%?TF??-?Transfer?Function:
%???????‘sig‘?for?Sigmoidal?function?(default)
%???????‘sin‘?for?Sine?function
%???????‘hardlim‘?for?Hardlim?function
%?TYPE?-?Regression?(0default)?or?Classification?(1)
%?Output
%?Y???-?Simulate?Output?Matrix?(S*Q)
%?Example
%?Regression:
%?[IWBLWTFTYPE]?=?elmtrain(PT20‘sig‘0)
%?Y?=?elmtrain(PIWBLWTFTYPE)
%?Classification
%?[IWBLWTFTYPE]?=?elmtrain(PT20‘sig‘1)
%?Y?=?elmtrain(PIWBLWTFTYPE)
%?See?also?ELMTRAIN
%?Yu?Lei11-7-2010
%?Copyright?www.matlabsky.com
%?$Revision:1.0?$
if?nargin?6
????error(‘ELM:Arguments‘‘Not?enough?input?arguments.‘);
end
%?Calculate?the?layer?Output?Matrix?H
Q?=?size(P2);
BiasMatrix?=?repmat(B1Q);
tempH?=?IW?*?P?+?BiasMatrix;
switch?TF
????case?‘sig‘
????????H?=?1?./?(1?+?exp(-tempH));
????case?‘sin‘
????????H?=?sin(tempH);
????case?‘hardlim‘
????????H?=?hardlim(tempH);
end
%?Calculate?the?Simulate?Output
Y?=?(H‘?*?LW)‘;
if?TYPE?==?1
????temp_Y?=?zeros(size(Y));
????for?i?=?1:size(Y2)
????????[max_Yindex]?=?max(Y(:i));
????????temp_Y(indexi)?=?1;
????end
????Y?=?vec2ind(temp_Y);?
end
???????
????
?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????文件???????1454??2010-11-07?15:22??極限學(xué)習(xí)機\elmpredict.m
?????文件???????1752??2010-11-07?15:23??極限學(xué)習(xí)機\elmtrain.m
?????文件???????1105??2010-10-17?14:51??極限學(xué)習(xí)機\iris_data.mat
?????文件???????4313??2010-11-30?21:12??極限學(xué)習(xí)機\main.m
?????文件?????171497??2010-10-14?20:24??極限學(xué)習(xí)機\spectra_data.mat
?????目錄??????????0??2011-08-23?08:32??極限學(xué)習(xí)機
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???????????????180121????????????????????6
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