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阿斯顿求爱者

新虫 (初入文坛)

[求助] 求帮忙用遗传算法优化下这个目标函数,帮帮忙啦 已有2人参与

目标函数是下面这个,使Z最小,bcdef的范围分别为(0,0.1)(0,0.1)(0,0.1)(1550,1750),(0,8),求帮帮忙了 没有金币了,给程序的可以给你冲十块话费
function Z=fanyan5(b,c,d,e,f)
f1=-0.61454+30./(1500*sin(acos(1500*cos(b)./e)))+cos(pi/180)*(30*tan(pi/180)./tan(acos(1500*cos(b)./e))+f)./(e.*sin(b-pi/180))+cos(pi/180)*(1000*tan(pi/180)+f)./(e.*sin(b-pi/180));
f2=-1000+30./(tan(acos(1500*cos(b)./e)))+cos(pi/180)*cos(b).*(30*tan(pi/180)./tan(acos(1500*cos(b)./e))+f)./(sin(b-pi/180))+cos(pi/180).*cos(b-pi/90).*(1000*tan(pi/180)+f)./(sin(b-pi/180));
f3=-0.62666+30./(1500*sin(acos(1500*cos(c)./e)))+cos(pi/180)*(30*tan(pi/180)./tan(acos(1500*cos(c)./e))+f)./(e.*sin(c-pi/180))+cos(pi/180)*(1020*tan(pi/180)+f)./(e.*sin(c-pi/180));
f4=-1020+30./(tan(acos(1500*cos(c)./e)))+cos(pi/180)*cos(c).*(30*tan(pi/180)./tan(acos(1500*cos(c)./e))+f)./(sin(c-pi/180))+cos(pi/180).*cos(c-pi/90).*(1020*tan(pi/180)+f)./(sin(c-pi/180));
f5=-0.63878+30./(1500*sin(acos(1500*cos(d)./e)))+cos(pi/180)*(30*tan(pi/180)./tan(acos(1500*cos(d)./e))+f)./(e.*sin(d-pi/180))+cos(pi/180)*(1040*tan(pi/180)+f)./(e.*sin(d-pi/180));
f6=-1040+30./(tan(acos(1500*cos(d)./e)))+cos(pi/180)*cos(d).*(30*tan(pi/180)./tan(acos(1500*cos(d)./e))+f)./(sin(d-pi/180))+cos(pi/180).*cos(d-pi/90).*(1040*tan(pi/180)+f)./(sin(d-pi/180));
Z=0.5*(f1.^2+f2.^2+f3.^2+f4.^2+f5.^2+f6.^2);
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阿斯顿求爱者

新虫 (初入文坛)

引用回帖:
5楼: Originally posted by dingd at 2015-07-17 11:01:20
是用1stOpt算的,自己可以试试!...

大神 1stopt里的代码怎么写的呢 这样不行吗 求教了
ConstStr  -0.6145354547+30/(1500*sin(acos(1500*cos(b)/e)))+cos(pi/180)*(30*tan(pi/180)/tan(acos(1500*cos(b)/e))+f)/(e*sin(b-pi/180))+cos(pi/180)*(1000*tan(pi/180)+f)/(e*sin(b-pi/180))=g;
ConstStr  -1000+30/(tan(acos(1500*cos(b)/e)))+cos(pi/180)*cos(b)*(30*tan(pi/180)/tan(acos(1500*cos(b)/e))+f)/(sin(b-pi/180))+cos(pi/180)*cos(b-pi/90)*(1000*tan(pi/180)+f)/(sin(b-pi/180))=h;
ConstStr  -0.6266559814+30/(1500*sin(acos(1500*cos(c)/e)))+cos(pi/180)*(30*tan(pi/180)/tan(acos(1500*cos(c)/e))+f)/(e*sin(c-pi/180))+cos(pi/180)*(1020*tan(pi/180)+f)/(e*sin(c-pi/180))=i;
ConstStr  -1020+30/(tan(acos(1500*cos(c)/e)))+cos(pi/180)*cos(c)*(30*tan(pi/180)/tan(acos(1500*cos(c)/e))+f)/(sin(c-pi/180))+cos(pi/180)*cos(c-pi/90)*(1020*tan(pi/180)+f)/(sin(c-pi/180))=j;
ConstStr  -0.6387765073+30/(1500*sin(acos(1500*cos(d)/e)))+cos(pi/180)*(30*tan(pi/180)/tan(acos(1500*cos(d)/e))+f)/(e*sin(d-pi/180))+cos(pi/180)*(1040*tan(pi/180)+f)/(e*sin(d-pi/180))=k;
ConstStr  -1040+30/(tan(acos(1500*cos(d)/e)))+cos(pi/180)*cos(d)*(30*tan(pi/180)/tan(acos(1500*cos(d)/e))+f)/(sin(d-pi/180))+cos(pi/180)*cos(d-pi/90)*(1040*tan(pi/180)+f)/(sin(d-pi/180))=l;
Parameter b[0,1],c[0,1],d[0,1],e[1550,1750],f[0,8];
MinFunction 0.5*(g^2+h^2+i^2+j^2+k^2+l^2);
7楼2015-07-17 20:17:19
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醇熟的先森

新虫 (初入文坛)

【答案】应助回帖

感谢参与,应助指数 +1
试试看  我运行一下    你这没有其他约束条件了吗
2楼2015-06-17 08:18:06
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dingd

铁杆木虫 (职业作家)

【答案】应助回帖

★ ★ ★ ★ ★
阿斯顿求爱者: 金币+5, ★★★★★最佳答案 2015-07-19 18:28:59
目标函数值(最小): 1.79624201608983E-16
b: 0.0471509580783501
c: 0.0468948188165174
d: 0.0466491725546775
e: 1650.04770675958
f: 4.59200659099393
3楼2015-06-17 21:56:07
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阿斯顿求爱者

新虫 (初入文坛)

引用回帖:
3楼: Originally posted by dingd at 2015-06-17 21:56:07
目标函数值(最小): 1.79624201608983E-16
b: 0.0471509580783501
c: 0.0468948188165174
d: 0.0466491725546775
e: 1650.04770675958
f: 4.59200659099393

你好 想问下你这是用matlab 的程序处理的吗 可以私聊下
4楼2015-07-16 21:19:17
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