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ÎÒÏëÇ󶨻ý·Ö£¬È»ºóÔÚ¸ù¾Ý¶¨»ý·ÖµÄÖµÇó²ÎÊý£¬¾ßÌå¹ý³Ì£º Ê×ÏÈ£¬¶¨ÒåÒ»¸öfunctionÇ󶨻ý·Ö£º function dT = km(x,sT) fun=@(temp)((-x(1)*x(2)*(temp).^(x(2)-1.0))./ ... ((x(3)^x(2))*((1+(temp./x(3)).^x(2)).^2))); dT=quadl(fun,0,sT); %xΪÊäÈëµÄÊý×飬°üÀ¨Èý¸ö²ÎÊý£¬sTΪÊý×飬Ϊ»ý·ÖµÄÉÏÏÞÖµ£» %dTΪ·µ»ØµÄ»ý·ÖÖµ£» È»ºóÔÙµ÷ÓÃfunctionÇó²ÎÊý£º x0=[0.0, 0.0, 0.0]; %³õÖµ x1=[300.0 -10.0 0.0]; %ϱ߽ç x2=[500.0 0.0 1000.0]; %Éϱ߽ç [x,resnorm]=lsqcurvefit(@km,x0,stimeT,dmT,x1,x2); %x0, x1, x2·Ö±ðΪ³õÖµ£¬Ï±߽çºÍÉϱ߽磻 %stimeTºÍdmT·Ö±ðΪ×Ô±äÁ¿xºÍÒò±äÁ¿y£¬¶¼ÊÇÊý×飻 µ«ÊdzöÏÖÁËÕâÑùµÄ´íÎó£º Error using - Matrix dimensions must agree. Error in quadl (line 66) x = [a c-h*s c c+h*fliplr(s) b]; Error in km (line 6) dT=quadl(fun,0,sT); Error in lsqcurvefit (line 195) initVals.F = feval(funfcn_x_xdata{3},xCurrent,XDATA,varargin{:}); Error in individual_kernel (line 57) [x,resnorm]=lsqcurvefit(@km,x0,stimeT,dmT,x1,x2); Caused by: Failure in initial user-supplied objective function evaluation. LSQCURVEFIT cannot continue. ÇëÎÊ£¬ÈçºÎÐ޸ijÌÐò£¬Ð»Ð»£¡ |
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