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发表于 2010-5-27 11:04:59
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我会编一点 但是那个程序老是运行部出来 程序如下 请高手指点/ y# H$ ~) D; w4 N2 i2 B
function z=myfun2(x)
! \( O+ C7 p3 U% p6 Ul=[38.8263,35.4687,25.9806,11.9948,-4.0615,-19.4158,-31.4083,-37.9757,-37.9629,-31.4080,-19.4108,-4.0573,! z& P* B$ U+ w) `1 g) N0 w
11.9961,25.9829,35.4653,38.8230,35.4619,25.9784,11.9957,-4.0606,-19.4149,-31.4044,-37.9785,-37.9743,-31.4093,! Z7 u" \* J) Q$ ?+ A
-19.4135,-4.0569,11.9971,25.9795,35.4636]5 c0 j" h& _& C" R$ G/ o
m=[0.0014,15.7895,28.8524,36.9273,38.6135,33.6208,22.8189,8.0678,-8.0705,-22.8217,-33.6211,-38.6107,-36.9260,
& f9 _& f$ p9 \ J$ M-28.8503,-15.7902,-0.0005,15.7852,28.8491,36.9245,38.6123,33.6212,22.8174,8.0687,-8.0721,-22.8214,-33.6248,- z6 {7 ~7 c& m' [5 w' p
-38.6129,-36.9251,-28.8459,-15.7876]! X9 g9 s/ w9 A P% T
n=[-2.0010,-2.9670,-3.9326,-4.8979,-5.8630,-6.8282,-7.7937,-8.7601,-9.7259,-10.6904,-11.6543,-12.6209,-13.5862,
* v( q7 b: T R( J6 r0 J& O-14.5507,-15.5175,-16.4838,-17.4502,-18.4149,-19.3811,-20.3463,-21.3115,-22.2779,-23.2418,-24.2071,-25.1726,
' n( V" `4 {& |# {; X-26.1366,-27.1026,-28.0690,-29.0360,-30.0008]+ g: ^# u5 s0 v7 f' |! O
z=0;- \4 {2 M% J9 e+ g. M
for k=1:30
# n+ z! p. F8 U: X! o r(k)=(sqrt((l(k)-x(3)*n(k)-x(1))^2+(m(k)-x(4)*n(k)-x(2))^2-x(5))^2
8 y, Z. `8 x$ c$ m9 X2 G z=z+r(k)6 ^$ x- g3 O/ s% u g# E$ V" {
end
8 {. I8 ?. d: s+ S" o
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- y/ @9 U6 H- W- U) k5 Px0=[0,0,1,1,38.000];
% C, `/ F1 s& ^4 G[x,favl,exitflag,output]=fminunc(@myfun2,x0) |
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