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fegg7502: ½ð±Ò+2, 3ks 2014-06-24 08:37:30
fegg7502: ½ð±Ò+2, 3ks 2014-06-24 08:37:30
9Â¥2014-06-23 13:46:02
dingd
Ìú¸Ëľ³æ (Ö°Òµ×÷¼Ò)
- ¼ÆËãÇ¿Ìû: 4
- Ó¦Öú: 1641 (½²Ê¦)
- ½ð±Ò: 15037.3
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- Ìû×Ó: 3410
- ÔÚÏß: 1223.7Сʱ
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2Â¥2014-06-22 22:15:49
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3Â¥2014-06-22 22:37:13
·ÉºèÓ¡Ñ©jay
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fegg7502: ½ð±Ò+1, ¹ÄÀø½»Á÷ 2014-06-24 08:37:01
fegg7502: ½ð±Ò+1, ¹ÄÀø½»Á÷ 2014-06-24 08:37:01
|
format long clear all clc tspan = [0 10 20 30 40 50 60 70 80 90 100 110 120]; x0 = [0.877667262 0.188437508 0.069051676 0.067639913]; k0 = [0 0 0 0 0 0]; lb = [0 0 0 0 0 0]; ub = [+inf +inf +inf +inf +inf +inf]; data=[ 0.683038504 0.34538674 0.138009043 0.135964027 0.398422967 0.413279625 0.203080312 0.189874719 0.266300405 0.468253074 0.289896419 0.348481733 0.142059055 0.397710816 0.305786676 0.424846321 0.068339284 0.34043909 0.335003128 0.497043462 0.049669997 0.312376889 0.351124377 0.609259358 0.025110016 0.237590973 0.335397788 0.723901322 0.012801963 0.197342301 0.32083196 0.736810004 0.005763427 0.156055501 0.306141448 0.834373408 0.002640872 0.10259385 0.238964753 0.755687994 0.001332663 0.091170321 0.248694235 0.903738353 0.004102735 0.066072318 0.220813975 0.917511998 ]; yexp = data(:,1:4); [k,resnorm,residual,exitflag,output,lambda,jacobian] =... lsqnonlin(@ObjFunc,k0,lb,ub,[],tspan,x0,yexp); ci = nlparci(k,residual,jacobian); fprintf('\n\nʹÓú¯Êýlsqnonlin()¹À¼ÆµÃµ½µÄ²ÎÊýֵΪ:\n') fprintf('\tk1 = %.9f ¡À %.9f\n',k(1),ci(1,2)-k(1)) fprintf('\tk2 = %.9f ¡À %.9f\n',k(2),ci(2,2)-k(2)) fprintf('\tk3 = %.9f ¡À %.9f\n',k(3),ci(3,2)-k(3)) fprintf('\tk4 = %.9f ¡À %.9f\n',k(4),ci(4,2)-k(4)) fprintf('\tk5 = %.9f ¡À %.9f\n',k(5),ci(5,2)-k(5)) fprintf('\tk6 = %.9f ¡À %.9f\n',k(6),ci(6,2)-k(6)) %fprintf('\tk7 = %.9f ¡À %.9f\n',k(7),ci(7,2)-k(7)) %fprintf('\tk8 = %.9f ¡À %.9f\n',k(8),ci(8,2)-k(8)) %fprintf('\tk9 = %.9f ¡À %.9f\n',k(9),ci(9,2)-k(9)) %fprintf('\tk10 = %.9f ¡À %.9f\n',k(10),ci(10,2)-k(10)) fprintf('The sum of the squares is: %.9e\n\n',resnorm) function f = ObjFunc(k,tspan,x0,yexp) [t, Xsim] = ode45(@KineticsEqs,tspan,x0,[],k); Xsim1=Xsim(:,1); Xsim2=Xsim(:,2); Xsim3=Xsim(:,3); Xsim4=Xsim(:,4); %Xsim5=Xsim(:,5); %Xsim6=Xsim(:,6); ysim(:,1) = Xsim1(2:end); ysim(:,2) = Xsim2(2:end); ysim(:,3) = Xsim3(2:end); ysim(:,4) = Xsim4(2:end); %ysim(:,5) = Xsim5(2:end); %ysim(:,6) = Xsim6(2:end); size(ysim(:,1)); size(ysim(:,2)); size(ysim(:,3)); size(ysim(:,4)); %size(ysim(:,5)); %size(ysim(:,6)); size(yexp(:,1)); size(yexp(:,2)); size(yexp(:,3)); size(yexp(:,4)); %size(yexp(:,5)); %size(yexp(:,6)); f = [(ysim(:,1)-yexp(:,1)) (ysim(:,2)-yexp(:,2)) (ysim(:,3)-yexp(:,3)) (ysim(:,4)-yexp(:,4)) ];%(ysim(:,5)-yexp(:,5)) function dCdt = KineticsEqs(t,C,k) dCAdt =-k(1)*C(1)-k(2)*C(1)-k(3)*C(1); dCBdt =k(1)*C(1)-k(4)*C(2)-k(5)*C(2); dCCdt =k(2)*C(1)+k(4)*C(2)-k(6)*C(3); dCDdt =k(3)*C(1)+k(5)*C(2)+k(6)*C(3); dCdt = [dCAdt; dCBdt;dCCdt;dCDdt]; |
4Â¥2014-06-23 00:09:40
·ÉºèÓ¡Ñ©jay
Òø³æ (СÓÐÃûÆø)
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- ×¢²á: 2013-03-11
- ÐÔ±ð: GG
- רҵ: ÉúÎﻯ¹¤ÓëʳƷ»¯¹¤
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fegg7502: ½ð±Ò+1, ¹ÄÀø½»Á÷ 2014-06-24 08:37:08
fegg7502: ½ð±Ò+1, ¹ÄÀø½»Á÷ 2014-06-24 08:37:08
|
ÎÒĿǰÊÇÓÃÕâ¸ö³ÌÐòËãµÄ£¬µ«Êǽá¹ûÖеÄÖÃÐÅÇø¼ä´óÓÚ²ÎÊý±¾Éí k1 = 0.037030991 ¡À 0.006759768 k2 = 0.007075182 ¡À 0.009153909 k3 = 0.000041516 ¡À 0.009209723 k4 = 0.013350201 ¡À 0.013257063 k5 = 0.015151332 ¡À 0.013589322 k6 = 0.012992896 ¡À 0.009006184 The sum of the squares is: 5.640933494e-02 ÕâÑùÊDz»ÊDz»·ûºÏÎïÀíÒâÒåÄØ£¿ÕâÑùµÃµ½µÄ½á¹ûÄÜÓÃÂ𣿠ËùÒÔ²ÅÏëÓÃÒÅ´«Ëã·¨£¬¾Ý˵ȫ¾ÖËÑË÷£¬¾«¶È»á¸ß¡£ |
5Â¥2014-06-23 00:13:21
·ÉºèÓ¡Ñ©jay
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- ×¢²á: 2013-03-11
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fegg7502: ½ð±Ò+1, ¹ÄÀø½»Á÷ 2014-06-24 08:37:14
fegg7502: ½ð±Ò+1, ¹ÄÀø½»Á÷ 2014-06-24 08:37:14
|
»¹ÏëÓÃfmincon()½øÐвÎÊý¹À¼Æ³õÖµµÄ£¬È»ºó´øÈëlsqnonlinËã²ÎÊý£¬µ«ÊÇÓÃfmincon¹ÀËãµÃµ½µÄ²ÎÊý³õÖµ¶¼±È½Ï´ó£¬¶øÓÃlsqnonlinµÃµ½ÊÇ0.x£¬ÎҸоõÓÖ²»¶Ô¡£ ʹÓú¯Êýfmincon()¹À¼ÆµÃµ½µÄ²ÎÊýֵΪ: k1 = 1142.104196787 k2 = 1422.318008542 k3 = 2030.140731692 k4 = 60.162585855 k5 = 190.663749814 k6 = 47.821277380 The sum of the squares is: 8.001056406e+00 Local minimum possible. lsqnonlin stopped because the final change in the sum of squares relative to its initial value is less than the default value of the function tolerance. <stopping criteria details> ʹÓú¯Êýlsqnonlin()¹À¼ÆµÃµ½µÄ²ÎÊýֵΪ: k1 = 0.037030991 ¡À 0.006759768 k2 = 0.007075182 ¡À 0.009153909 k3 = 0.000041516 ¡À 0.009209723 k4 = 0.013350201 ¡À 0.013257063 k5 = 0.015151332 ¡À 0.013589322 k5 = 0.012992896 ¡À 0.009006184 The sum of the squares is: 5.640933494e-02 ²»¶®ÎªÊ²Ã´£¿»¹ÓÐÊDz»ÊǺͲÎÊý±È·½³Ì¸öÊý¶àÓйأ¿ |
6Â¥2014-06-23 00:20:39
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7Â¥2014-06-23 00:27:31
·ÉºèÓ¡Ñ©jay
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8Â¥2014-06-23 00:34:54
·ÉºèÓ¡Ñ©jay
Òø³æ (СÓÐÃûÆø)
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10Â¥2014-06-23 23:14:59














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