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liugh01½ð³æ (СÓÐÃûÆø)
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¡¾ÇóÖú¡¿¾«Í¨kalmanÂ˲¨µÄ´óÏÀÇë½ø.
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ÎÒ±àдÁ˹ØÓÚkalmanÂ˲¨µÄmatlab³ÌÐò,³ÌÐò²»³¤,¿É½á¹û¾ÍÊDz»¶Ô,Çë´óÏÀ°ïæ¿´¿´³ÌÐòÓÐʲôÎÊÌâ.¶àл. ¸ú×ÙÒ»¸ö´¿¸´ÊýÐźÅy(t)=exp(i*w*t); clear all; t=0:0.02/64:0.02*20; s=2*(cos(2*pi*50*t)+sqrt(-1)*sin(2*pi*50*t));%±»·ÖÎöÐźŠy=s; tx1(1)=1;tx2(1)=1;pk=[1 0;0 1];kk=[0.3 1]';%Éè³õÖµ h=[0 1]; for k=2:1:100 px1(k)=tx1(k-1); px2(k)=tx1(k-1)*tx2(k-1); pkx=[px1(k) px2(k)]'; %Çóx(k|k-1) txk=pkx+kk*(y(k)-h*pkx); %Çóx(k|k) fk=[1 0;tx2(k-1) tx1(k-1)]; mk=fk*pk*(conj(fk))'; kk=mk*(conj(h))'*inv(h*mk*(conj(h))'+1);%ÇóÔöÒæk tx1(k)=txk(1); tx2(k)=txk(2); pk=mk-kk*h*mk; end; [ Last edited by 2007ÆïÖí¹ä½Ö on 2009-1-28 at 00:51 ] |
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