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t£¨h£©        a(g/L)        b(g/L)        c(g/L)
0.0         37.00         0.18         0.80
1.0         35.80         0.20         1.00
1.5         35.35         0.24         1.55
2.0         34.80         0.30         2.20
3.0         33.80         0.64         3.40
3.5         32.47         0.84         4.10
4.0         31.00         1.00         5.00
5.0         28.00         1.32         6.80
5.5         25.60         1.46         7.76
6.0         22.20         1.62         9.00
7.0         17.60         2.12         11.80
7.5         15.40         2.40         13.07
8.0         13.00         2.68         14.60
9.0         8.00         3.14         17.60
9.5         5.54         3.28         18.50
10.0         3.40         3.38         19.20
(ÓÃÓÚѵÁ·)

t£¨h£©        a(g/L)        b(g/L)        c(g/L)
0.5         36.45         0.18         0.89
2.5         34.35         0.45         2.77
4.5         29.58         1.16         5.87
6.5         20.17         1.86         10.42
8.5         10.53         2.94         16.07
£¨ÓÃÓÚÑéÖ¤£©

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clc
clear all
close all
p=[0.0 37.00 0.18 ;1.0 35.80 0.20 ;1.5  35.35 0.24 ;2.0 34.80 0.30;3.0 33.80 0.64 ;3.5 32.47 0.84;
4.0 31.00 1.00;5.0 28.00 1.32;5.5 25.60 1.46;6.0 22.20 1.62;7.0 17.60 2.12;7.5 15.40 2.40;
8.0 13.00 2.68;9.0 8.00 3.14;9.5 5.54 3.28;10.0 3.40 3.38]';
t=[0.80;1.00;1.55;2.20;3.40;4.10;5.00;6.80;7.76;9.00;11.80;13.07;14.60;17.60;18.50;19.20]'
ptest=[0.5 36.45 0.18 ;2.5 34.35 0.45 ;4.5 29.58 1.16 ;6.5 20.17 1.86 ;8.5 10.53 2.94]';
ttest=[0.89;2.77;5.87;10.42;16.07]';

net=newff(minmax(p),[40,1],{'tansig','purelin'},'traincgb'),
net.trainParam.lr=0.004,
net.trainParam.show = 200,
EPOCHS=5000;
net.trainParam.epochs=EPOCHS;
net.trainParam.goal= 1e-4,
[net,tr]=train(net,p,t);

rtest = sim(net, p)
rdelta = rtest-t

result_test = sim(net, ptest)
delta = result_test-ttest

result = [ttest' result_test' delta']

¸÷ÖÖѧϰËã·¨¾ùÓг¢ÊÔ£¬×îºÃµÄ½á¹ûÈçÏÂ
result=result
net=newff(minmax(p),[40,1],{'tansig','purelin'},'traincgb')

   0.8900    0.8257   -0.0643
   2.7700    2.8123    0.0423
   5.8700    5.8984    0.0284
  10.4200   10.4486    0.0286
  16.0700   16.1081    0.0381
²»ÖªµÀ³ÌÐò¶Ô²»¶Ô£¬ÓÉÓÚÊÇÓÃBPÉñ¾­ÍøÂçÔ¤²â£¬Ã¿´ÎµÄ½á¹û¾ßÓв»È·¶¨ÐÔ£¬ÒªÇóÎó²îÔÚ4%ÒÔÄÚÇÒ½á¹ûÒªÓÐÈ·¶¨ÐÔ£¬Çó´ó³æÖ¸µ¼»òÇóÒ»Ïà¹ØµÄ³ÌÐòÁÐ×Ó
£¨Èí¼þ°æ±¾MATLAB 7.6.0£¨R2008a£©£©
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  • 2013-02-15 13:25:18, 125.95 K

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