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cugbwangyangгæ (³õÈëÎÄ̳)
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LMI¹¤¾ßÏä±à³ÌÇóÖú
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±¾È˳õѧMATLABµÄLMI¹¤¾ßÏ䣬ÇëÎÊÄÄλ´óÉñÖ¸µ¼ÏÂÃæµÄ³ÌÐòΪʲôûÓнâÄØ£¿ÊDZà³Ì³öÎÊÌâÁËÂð£¿Õâ¸öÊÇһƪÎÄÕÂÀïµÄÀý×Ó£¬Ó¦¸ÃÊÇÓнâµÄ°¡¡£Ð»Ð»´ó¼ÒÁË£¡ A1=[0 1.0000 0 0; 1.9600 0 -0.4000 -0.6000; 0 0 0 1.0000; 1.9600 0 -2.4000 -3.6000]; A2=[0 1.0000 0 0; 0 0 -0.4000 -0.6000; 0 0 0 1.0000; 0 0 -2.4000 -3.6000]; B1=[0; 0; 0; -1]; B2=[0; 0; 0; -1]; x1=[1.0000 0 0 0]'; setlmis([]);%³õʼ»¯ %¶¨Ò徨Õó±äÁ¿ X=lmivar(2,[4,4]); M1=lmivar(2,[1,4]); M2=lmivar(2,[1,4]); K1=lmivar(2,[1,4]); K2=lmivar(2,[1,4]); P=lmivar(2,[4,4]); %ÃèÊöµÚÒ»¸ö¾ØÕó lmiterm([1 1 1 X],A1,1,'s'); lmiterm([1 1 1 M1],B1,1,'s'); %ÃèÊöµÚ¶þ¸ö¾ØÕó lmiterm([2 1 1 X],A2,1,'s'); lmiterm([2 1 1 M2],B2,1,'s'); %ÃèÊöµÚÈý¸ö¾ØÕó lmiterm([3 1 1 X],A1,1,'s'); lmiterm([3 1 1 M2],B1,1,'s'); lmiterm([3 1 1 X],A2,1,'s'); lmiterm([3 1 1 M1],B2,1,'s'); lmisys=getlmis; [r,xfeas]=gevp(lmisys,3,[0, 0, 0, 0, 1]); X=dec2mat(lmisys, xfeas, X); M1=dec2mat(lmisys, xfeas, M1); M2=dec2mat(lmisys, xfeas, M2); P=inv(X); K1=M1*P; K2=M2*P; |
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