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g2252330

Í­³æ (³õÈëÎÄ̳)

[ÇóÖú] ×î½üÓÃBPÉñ¾­ÍøÂçѵÁ·Ê±£¬Îó²îÔõô¶¼½µ²»ÏÂÀ´£¬²»ÖªµÀΪʲô£¬Çó¸ßÈËÖ¸µã¡£¡£

RT£¬ÔÚÓÃBPÉñ¾­ÍøÂçѵÁ·Ê±£¬·¢ÏÖÎó²îÔõô¶¼½µ²»ÏÂÀ´£¬Çó¸ßÈËÖ¸µã¡£¡£¡£¡£
%  ¶¨ÒåѵÁ·Ñù±¾
% P ΪÊäÈëʸÁ¿
P=[250 350 450 500 250 350 450 500 250 350 450 500 250 350 450 500 250 350 450 500 250 350 450 500;
    0 0 0 0 5 5 5 5 10 10 10 10 20 20 20 20 30 30 30 30 60 60 60 60];
% T ΪĿ±êʸÁ¿
T=[60.43 60.43 60.68 60.68 60.47 60.95 60.95 60.95 60.59 61.21 61.08 61.21 60.77 61.26 61.12 60.94 60.94 61.33 91.18 60.79 62.08 61.48 61.27 60.72];
size(P)
size(T)
% size(P)
% size(T)


%  ´´½¨Ò»¸öеÄǰÏòÉñ¾­ÍøÂç  
net_1=newff(minmax(P),[20,1],{'tansig','purelin'},'traingdm')

%  µ±Ç°ÊäÈë²ãȨֵºÍãÐÖµ
inputWeights=net_1.IW{1,1}
inputbias=net_1.b{1}
%  µ±Ç°ÍøÂç²ãȨֵºÍãÐÖµ
layerWeights=net_1.LW{2,1}
layerbias=net_1.b{2}

%  ÉèÖÃѵÁ·²ÎÊý
net_1.trainParam.show = 50;
net_1.trainParam.lr = 0.05;
net_1.trainParam.mc = 0.9;
net_1.trainParam.epochs = 1000;
net_1.trainParam.goal = 1e-3;

%  µ÷Óà TRAINGDM Ë㷨ѵÁ· BP ÍøÂç
[net_1,tr]=train(net_1,P,T);
ÕâÊÇËùÓõÄBPÉñ¾­ÍøÂç´úÂë
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ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

steeljin

Í­³æ (СÓÐÃûÆø)

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2Â¥2012-09-23 10:35:29
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

jswoo

Ìú¸Ëľ³æ (ÖøÃûдÊÖ)

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¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
g2252330: ½ð±Ò+5 2012-09-24 15:00:26
%  ´´½¨Ò»¸öеÄǰÏòÉñ¾­ÍøÂç  
net_1=newff(minmax(P),[20,1],{'tansig','purelin'},'traingdm')
°ÑѵÁ·º¯Êý'traingdm'ÊÔÊÔ»»³É¡®trainlm¡¯

3Â¥2012-09-23 11:06:45
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ g2252330 µÄÖ÷Ìâ¸üÐÂ
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