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H=eye(12,12);
c=zeros(12,1);
A=[1 0 -0.5 0 0 0 0 0 0 0 0 0;
      0 0 0 1 0 -0.5 0 0 0 0 0 0;
      0 0 0 0 0 0 1 0 -0.5 0 0 0;
      0 0 0 0 0 0 0 0 0 1 0 -0.5];
b=[0;0;0;0];
Aeq=[eye(3) eye(3) eye(3) eye(3);L1 L2 L3 L4];beq=[80;0;200;0;12;0];
        x_1=-0.15;y_1=0.4;z_1=0.35;
        x_2=0.15;y_2=0.4;z_2=0.35;
        x_3=-0.15;y_3=0;z_3=0.35;
        x_4=0.15;y_4=0;z_4=0.35;
        L1=[0 z_1 y_1;-z_1 0 -x_1;-y_1 x_1 0];
        L2=[0 z_2 y_2;-z_2 0 -x_2;-y_2 x_2 0];
        L3=[0 z_3 y_3;-z_3 0 -x_3;-y_3 x_3 0];
        L4=[0 z_4 y_4;-z_4 0 -x_4;-y_4 x_4 0];
VLB=[];VUB=[];
[x,z]=quadprog(H,c,A,b,Aeq,beq,VLB,VUB)
ÔÚ³ÌÐòÉÏÎÒ¸öÈ˸оõºÃÏñûʲô´ó´íѽ µÃ³öµÄ ½á¹ûÊÇ£º
x =

   32.3333     £¨x1£©
    0.0000      £¨x2£©
   64.6667     £¨x3£©
  -32.3333     £¨x4£©
   -0.0000      £¨x5£©
  -64.6667     £¨x6£©
   64.3333     £¨x7£©
    0.0000      £¨x8£©
  168.6667    £¨x9£©
   15.6667     £¨x10£©
   -0.0000      £¨x11£©
   31.3333     £¨x12£©
Õâ¸ö½á¹û¿Ï¶¨ÊDz»¶ÔµÄ  ×ö¹ýºÜ¶àÐÞ¸Ä Æä½á¹ûÓëÉÏÃæµÄ¶¼²î²»¶à  ÕâÀï Ê×ÏȾÍÊÇÒª±£Ö¤x3,x6,x9,x12ÊÇ´óÓÚÁãµÄ £¨Ã²ËÆÕâ¸öÏÞÖÆÌõ¼þÎÒÒ²²»»á¼Óѽ£©x6¾ÍÊÇСÓÚÁãµÄ  ÔÙÕß x7 x9Õâ¸öÊý¶¼¹ýÓڵĴó ÎÒÔõôŪ¶¼²»ÖªµÀÈçºÎÈÃÕâÊý¼õС  ÕâЩÀíÏëµÄÖµÓ¦¸ÃÔÚ¡¾20 0 50 20 0 50 20 0 50 20 0 50¡¿Õâ¸ö·¶Î§×óÓÒ   ÎÒÊÔ¹ý¼Ò·¶Î§ VLB=[0;-100;0;0;-100;0;0;-100;0;0;-100;0];VUB=[110;100;100;110;100;100;110;100;100;110;100;100]; µ«ÊdzöÀ´µÄ½á¹û»¹ÊDz¶àµÄ x6»¹ÊǸºµÄ  x7 x9½á¹û¹ýÓÚ´ó ÓÈÆäÊÇx9  ¸øÁË·¶Î§ ½á¹û»¹ÊÇÔÚ·¶Î§Ö®Íâ  ¹æ¶¨ÔÚ50×óÓÒ Ã¿´Î¶¼150 160µÄ Ì«ÀëÆ×ÁË  Ã²ËÆ·¶Î§Ã»ÓÐ×÷Óà ÎÒ³¢ÊÔÐÞ¸ÄÁËºÜ¶à µ«ÊÇÿ´Î¶¼ÊÇʧ°Ü ÇóÇóÄÄλ´óÏÀÄܰï°ïæÎÒ½«Íò·Ö¸Ðл СµÜ²»Ê¤¸Ð¼¤Ñ½
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dreamred8087

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СÁú_1217(½ð±Ò+10): лл 2011-03-16 16:57:04
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3Â¥2010-09-17 17:46:30
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winjade

Òø³æ (СÓÐÃûÆø)

СÁú_1217(½ð±Ò+10): лл 2011-03-16 16:57:17
´Óº¯ÊýµÄʹÓÃÀ´¿´£¬quadprog()ÊÇÇó×îСֵµÄ£¬
x=quadprog (H,f,A,b,Aeq,beq,lb,ub)
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4Â¥2010-10-09 12:04:17
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ab77977

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Сľ³æ: ½ð±Ò+0.5, ¸ø¸öºì°ü£¬Ð»Ð»»ØÌû
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4Â¥: Originally posted by winjade at 2010-10-09 12:04:17
´Óº¯ÊýµÄʹÓÃÀ´¿´£¬quadprog()ÊÇÇó×îСֵµÄ£¬
x=quadprog (H,f,A,b,Aeq,beq,lb,ub)
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