| 4 | 1/1 | 返回列表 |
| 查看: 2137 | 回復(fù): 3 | ||
tao317594856金蟲 (小有名氣)
|
[求助]
matlab多目標(biāo)優(yōu)化問題,fgoalattain函數(shù),將取值范圍放的非常大,還出問題。 已有1人參與
|
|
約束條件:%%條件中有反正切函數(shù)和二次開方,會與這個(gè)有關(guān)系嗎? function [g,ceq]=YSTJ3(x) g(1)=x(1)+x(2)-x(3)+100; g(2)=200-((3^(0.5))/2)*x(5)-(x(1)+2*x(2))/2+x(3)+((3^(0.5))/4)*x(4); g(3)=pi/6-atan((((3^(0.5))/2)*x(3))/(x(3)/2+x(1)+x(2))); g(4)=1110-2*(3^(0.5))*(x(1)+x(2)+x(3)); g(5)=1060-2*(3^(0.5))*(x(1)+x(2)+x(3))+(3*(x(1)+x(2))/4+(3^(0.5))/2)*(x(3)^2-((x(1)+x(2))^2)/4)^(0.5); g(6)=x(1)+x(2)+x(3)-410; g(7)=350+(3*(x(1)+x(2))/4+(3^(0.5))/2)*(x(3)^2-((x(1)+x(2))^2)/4)^(0.5)-(3^(0.5))*(x(1)+x(2)+x(3)); ceq=[]; 目標(biāo)函數(shù): function f=MBHS3(x) f(1)=x(1); f(2)=x(2); f(3)=x(3); f(4)=x(4); f(5)=x(5); 執(zhí)行函數(shù): x0=[70,70,250,90,500]; goal=[70,70,250,90,500]; w=goal; lb=[0,0,0,0,0]; ub=[1000,1000,1000,1000,1000]; [xopt,fopt,c,d,e,f]=fgoalattain(@MBHS3,x0,goal,w,[],[],[],[],lb,ub,@YSTJ3) 運(yùn)行結(jié)果: Solver stopped prematurely. fgoalattain stopped because it exceeded the function evaluation limit, options.MaxFunEvals = 600 (the default value). xopt = 11.7742 11.7742 304.3358 46.2874 587.4252 fopt = 11.7742 11.7742 304.3358 46.2874 587.4252 c = 1.8150e+04 d = 0 e = iterations: 29 funcCount: 607 lssteplength: 0.2500 stepsize: 1.3897e+03 algorithm: 'goal attainment SQP, Quasi-Newton, line_search' firstorderopt: [] constrviolation: 4.2032e+03 message: [1x146 char] f = lower: [5x1 double] upper: [5x1 double] eqlin: [0x1 double] eqnonlin: [0x1 double] ineqlin: [0x1 double] ineqnonlin: [7x1 double] 求大神指教,小蟲感激不盡 |
|
本帖內(nèi)容被屏蔽 |
金蟲 (小有名氣)
|
本帖內(nèi)容被屏蔽 |
| 4 | 1/1 | 返回列表 |
| 最具人氣熱帖推薦 [查看全部] | 作者 | 回/看 | 最后發(fā)表 | |
|---|---|---|---|---|
|
[考研] 311求調(diào)劑 +4 | 冬十三 2026-03-18 | 4/200 |
|
|---|---|---|---|---|
|
[考研] 一志愿天津大學(xué)化學(xué)工藝專業(yè)(081702)315分求調(diào)劑 +10 | yangfz 2026-03-17 | 10/500 |
|
|
[考研] 材料與化工一志愿南昌大學(xué)327求調(diào)劑推薦 +8 | Ncdx123456 2026-03-13 | 9/450 |
|
|
[考研] 311求調(diào)劑 +11 | 冬十三 2026-03-15 | 12/600 |
|
|
[考研] 生物學(xué)071000 329分求調(diào)劑 +3 | 我愛生物生物愛?/a> 2026-03-17 | 3/150 |
|
|
[考研] 環(huán)境工程調(diào)劑 +8 | 大可digkids 2026-03-16 | 8/400 |
|
|
[基金申請] 國自科面上基金字體 +6 | iwuli 2026-03-12 | 7/350 |
|
|
[考研] 285求調(diào)劑 +6 | ytter 2026-03-12 | 6/300 |
|
|
[考研] 070303 總分349求調(diào)劑 +3 | LJY9966 2026-03-15 | 5/250 |
|
|
[考研] 求老師收留調(diào)劑 +4 | jiang姜66 2026-03-14 | 5/250 |
|
|
[考研] 0856專碩279求調(diào)劑 +5 | 加油加油!? 2026-03-15 | 5/250 |
|
|
[考研] 288求調(diào)劑 +4 | 奇點(diǎn)0314 2026-03-14 | 4/200 |
|
|
[考研] 297一志愿上交085600求調(diào)劑 +5 | 指尖八千里 2026-03-14 | 5/250 |
|
|
[考研] 328求調(diào)劑 +3 | 5201314Lsy! 2026-03-13 | 6/300 |
|
|
[考研] 330求調(diào)劑 +3 | ?醬給調(diào)劑跪了 2026-03-13 | 3/150 |
|
|
[考研] 材料與化工求調(diào)劑一志愿 985 總分 295 +8 | dream…… 2026-03-12 | 8/400 |
|
|
[考研] 311求調(diào)劑 +3 | 冬十三 2026-03-13 | 3/150 |
|
|
[考研] 一志愿211化學(xué)學(xué)碩310分求調(diào)劑 +8 | 努力奮斗112 2026-03-12 | 9/450 |
|
|
[考研] 328化工專碩求調(diào)劑 +4 | 。,。,。,。i 2026-03-12 | 4/200 |
|
|
[論文投稿]
投稿問題
5+4
|
星光燦爛xt 2026-03-12 | 6/300 |
|