adding constaints to fmincon code

Question

fima v 2022-2-11

0
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此问题的直接链接

https://ww2.mathworks.cn/matlabcentral/answers/1647815-adding-constaints-to-fmincon-code

回答： Steven Lord 2022-2-11

采纳的回答： Steven Lord

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hello,i have wrote the following code for optimization.

how do i add the following constraints that my fmincon will run so that

0.5<p(1)<1

0.7<p(2)<0.8

0.5<p(3)<0.9

Thanks

clear all; close all; clc
xm = [18.3447,79.86538,85.09788,10.5211,44.4556, ...
               69.567,8.960,86.197,66.857,16.875, ...
               52.2697,93.917,24.35,5.118,25.126, ...
               34.037,61.4445,42.704,39.531,29.988];
ym = [5.072,7.1588,7.263,4.255,6.282, ...
               6.9118,4.044,7.2595,6.898,4.8744, ...
               6.5179,7.3434,5.4316,3.38,5.464, ...
               5.90,6.80,6.193,6.070,5.737];
p0 = [1,1,1];   
yp = @(p) p(1) + p(2)./xm + p(3).*log(xm);  
objective = @(p) sum(((yp(p)-ym)./ym).^2);
popt = fmincon(objective,p0);
plot(xm,yp(p0),'bx')
hold on
plot(xm,ym,'ro')
plot(xm,yp(popt),'gs')