| 4 | 1/1 | 返回列表 |
| 查看: 2140 | 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] 一志愿吉林大學(xué)材料學(xué)碩321求調(diào)劑 +6 | Ymlll 2026-03-18 | 9/450 |
|
|---|---|---|---|---|
|
[考研] 285化工學(xué)碩求調(diào)劑(081700) +11 | 柴郡貓_ 2026-03-12 | 11/550 |
|
|
[考研] 本科鄭州大學(xué)物理學(xué)院,一志愿華科070200學(xué)碩,346求調(diào)劑 +4 | 我不是一根蔥 2026-03-18 | 4/200 |
|
|
[考研] 354求調(diào)劑 +4 | Tyoumou 2026-03-18 | 7/350 |
|
|
[考研] 一志愿武理材料305分求調(diào)劑 +5 | 想上岸的鯉魚 2026-03-18 | 6/300 |
|
|
[考研] 298-一志愿中國農(nóng)業(yè)大學(xué)-求調(diào)劑 +7 | 手機用戶 2026-03-17 | 7/350 |
|
|
[考研] 288求調(diào)劑,一志愿華南理工大學(xué)071005 +4 | ioodiiij 2026-03-17 | 4/200 |
|
|
[考研] 材料,紡織,生物(0856、0710),化學(xué)招生啦 +3 | Eember. 2026-03-17 | 9/450 |
|
|
[考研] 085601求調(diào)劑 +4 | Du.11 2026-03-16 | 4/200 |
|
|
[考研] 085600材料與化工求調(diào)劑 +5 | 緒幸與子 2026-03-17 | 5/250 |
|
|
[考研] 290求調(diào)劑 +6 | 孔志浩 2026-03-12 | 11/550 |
|
|
[考研] 278求調(diào)劑 +3 | Yy7400 2026-03-13 | 3/150 |
|
|
[考研] 機械專碩325,尋找調(diào)劑院校 +3 | y9999 2026-03-15 | 5/250 |
|
|
[考研] 26考研一志愿中國石油大學(xué)(華東)305分求調(diào)劑 +3 | 嘉年新程 2026-03-15 | 3/150 |
|
|
[考研] 294求調(diào)劑 +3 | Zys010410@ 2026-03-13 | 4/200 |
|
|
[考研] 中科大材料與化工319求調(diào)劑 +3 | 孟鑫材料 2026-03-14 | 3/150 |
|
|
[考研] 255求調(diào)劑 +3 | 李嘉慧, 2026-03-12 | 4/200 |
|
|
[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] 求調(diào)劑 +5 | 一定有學(xué)上- 2026-03-12 | 5/250 |
|
|
[考研] 290求調(diào)劑 +3 | ADT 2026-03-13 | 3/150 |
|