lingo求均方差最小值的点model:sets:xx/1..100/:a;yy/1..100/:b;zz/1..100/:c;dd/1..100/:d;endsetsdata:a=@file('c:\x.txt');b=@file('c:\y.txt');c=@file('c:\z.txt');enddatad(I)=@sqrt((x-xx(I))^2+(y-yy(I))^2+(z-zz(I))^2);min=@sum((d(I)-@SUM(d(I))/10

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