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请大家帮忙改改这个程序<br>谢谢<br>load ('y.txt');<br>load('x.txt');<br>%初始化各个系数<br>fmax=max(y);<br>fmin=min(y);<br>Z=zeros(1*21);<br>for i=1:5 %五年的训练样本<br> x1=x(i,1);<br> x2=x(i,2);<br> x3=x(i,3);<br> x4=x(i,4);<br> x5=x(i,5);<br> Z=fminunc('w1*(-x1)*exp(a1*(x1-b1))*(-x2)*exp(a1*(x2-b1))*(-x3)*exp(a1*(x3-b1))*(-x4)*exp(a1*(x4-b1))*(-x5)*exp(a1*(x5-b1))+w2*(-x1)*exp(a2*(x1-b2))*(-x2)*exp(a2*(x2-b2))*(-x3)*exp(a2*(x3-b2))*(-x4)*exp(a2*(x4-b2))*(-x5)*exp(a2*(x5-b2))+w3*(-x1)*exp(a3*(x1-b3))*(-x2)*exp(a3*(x2-b3))*(-x3)*exp(a3*(x3-b3))*(-x4)*exp(a3*(x4-b3))*(-x5)*exp(a3*(x5-b3))+w4*(-x1)*exp(a4*(x1-b4))*(-x2)*exp(a4*(x2-b4))*(-x3)*exp(a4*(x3-b4))*(-x4)*exp(a4*(x4-b4))*(-x5)*exp(a4*(x5-b4))+w5*(-x1)*exp(a5*(x1-b5))*(-x2)*exp(a5*(x2-b5))*(-x3)*exp(a5*(x3-b5))*(-x4)*exp(a5*(x4-b5))*(-x5)*exp(a5*(x5-b5))+w6*(-x1)*exp(a6*(x1-b6))*(-x2)*exp(a6*(x2-b6))*(-x3)*exp(a6*(x3-b6))*(-x4)*exp(a6*(x4-b6))*(-x5)*exp(a6*(x5-b6))+w7*(-x1)*exp(a7*(x1-b7))*(-x2)*exp(a7*(x2-b7))*(-x3)*exp(a7*(x3-b7))*(-x4)*exp(a7*(x4-b7))*(-x5)*exp(a7*(x5-b7))',[0 220 326 0 110 216 0 110 436 0 55 161 0 55 271 0 55 381 0 55 491])<br> w1=Z(1)<br> a1=Z(2)<br> b1=Z(3)<br> w2=Z(4)<br> a2=Z(5)<br> b2=Z(6)<br> w3=Z(7)<br> a3=Z(8)<br> b3=Z(9)<br> w4=Z(10)<br> a4=Z(11)<br> b4=Z(12)<br> w5=Z(13)<br> a5=Z(14)<br> b5=Z(15)<br> w6=Z(16)<br> a6=Z(17)<br> b6=Z(18)<br> w7=Z(19)<br> a7=Z(20)<br> b7=Z(21)<br>end
[此贴子已经被VibInfo于2006-5-29 14:51:32编辑过]
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