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function F=myfun(X) I0=dicomread(\'C:\\Users\\Desktop\\0.dcm\'); I500=dicomread(\'C:\\Users\\Desktop\\500.dcm\'); I800=dicomread(\'C:\\Users\\Desktop\\800.dcm\'); I1000=dicomread(\'C:\\Users\\Desktop\\1000.dcm\'); I0=double(I0); I500=double(I500); I800=double(I800); I1000=double(I1000); I500=I500./I0; I800=I800./I0; I1000=I1000./I0; A=zeros(208,256); B=zeros(208,256); C=zeros(208,256); for(i=1:208) for(j=2:256) F(1)=(1-X(1))*exp(-500*X(2))+X(1)*exp(-500*X(3))-I500(i,j); F(2)=(1-X(1))*exp(-800*X(2))+X(1)*exp(-800*X(3))-I800(i,j); F(3)=(1-X(1))*exp(-1000*X(2))+X(1)*exp(-1000*X(3))-I1000(i,j); A(i,j)=X(1); B(i,j)=X(2); C(i,j)=X(3); j=j+1; end i=i+1; end % X=fsolve(\'myfun\',[0,0,0],optimset(\'Display\',\'off\')) дÔÚCommand´°¿ÚµÄ ʵ¼ÊÉÏI1000£¬I500£¬I800Ϊ208*256 µÄ¾ØÕó ΪʲôÎÒÔÚ½âµÄʱºòÖ»ÓÐÒ»×é½â£¿£¿£¿£¿ |
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