果蝇节律调节模型

xueyunfei666

[local]1[/local]主程序： [t,y]=ode45('guoying',[0 144],[0 0.35 0.35 0.15 0 0.45 0.35 0.25 0.15 0.6]); figure(1) plot(t,y(:,6),t,y(:,7),t,y(:,8),t,y(:,9),t,y(:,10),t,y(:,6)+y(:,7)+y(:,8)+y(:,9)+y(:,10)); figure(2) plot(t,y(:,6),t,y(:,10),t,y(:,6)+y(:,7)+y(:,8)+y(:,9)+y(:,10),t,); plot(t,y(:,1),t,y(:,5)); figure(3) plot(t,y(:,6)+y(:,7)+y(:,8)+y(:,9)+y(:,10),t,y(:,2)+y(:,3)+y(:,4)+y(:,9)+y(:,10)); for i=12:12:144 plot(i,2:0.01:4,'b:'); end
: J5 t3 V  O  T6 }函数：
( ?" J8 Q( S6 F& l- K8 p! x5 h5 {function dy=guoying(t,y)
  A& i3 ?8 X! o: l8 o7 H2 Bdy=zeros(10,1);
Vsp=1;
1 S2 J$ }' Q, L. IVst=Vsp;
% F: {! a4 Z9 n/ PVmp=0.7;
0 Y7 g% ~: q- c9 {Vmt=Vmp;
* g! @1 \+ K  _& B) e$ _7 F  n! G1 nKmp=0.2;
Kmt=Kmp;
Ksp=0.9;
7 Y1 G, g& W# y" |' `- OKst=Ksp;
Vdp=2;
Vdt=4-mod(fix(t/12),2)*2;
& A7 P" y5 k: U; u% \$ k% Vdt=2;
plot(t,Vdt);
hold on;  
, h5 e! K: M2 [9 F0 r+ a. SK1=0.6;
) e  L% T5 E& V. R% j# E$ A7 t! n9 DK2=0.2;
K3=1.2;
K4=0.6;
1 A8 s3 ~4 g+ Z' `Kip=1;
Kit=Kip;
+ y: E4 Y2 C8 f. wKdp=0.2;
+ Q# b4 s! o3 i1 s) sKdt=Kdp;
n=4;
K1p=2;
K1t=K1p;
K2p=K1p;
K2t=K1p;
K3p=K1p;
: w& f: `8 K% fK3t=K1p;
K4p=K1p;
2 z( m6 a: \! [K4t=K1p;
Kd=0.01;
; Q& u; c9 f0 X+ B2 P% v, L& f- s, RKdc=Kd;
Kdn=Kd;
V1p=8;
V1t=V1p;
V2p=1;
V2t=V2p;
V3p=8;
V3t=V3p;
3 e2 r, V- d' e# t- X4 d3 OV4p=1;
: {3 Q8 v, h: E" EV4t=V4p;
dy(1)=Vsp*Kip^n/(Kip^n+y(10)^n)-Vmp*y(1)/(Kmp+y(1))-Kd*y(1);
dy(2)=Ksp*y(1)-V1p*y(2)/(K1p+y(2))+V2p*y(3)/(K2p+y(3))-Kd*y(2);
4 p6 U7 d2 \1 |2 p! H! ]6 l  Ldy(3)=V1p*y(2)/(K1p+y(2))-V2p*y(3)/(K2p+y(3))-V3p*y(3)/(K3p+y(3))+V4p*y(4)/(K4p+y(4))-Kd*y(3);
/ ^9 I/ j- W9 ?( N/ y0 v3 Vdy(4)=V3p*y(3)/(K3p+y(3))-V4p*y(4)/(K4p+y(4))-K3*y(4)*y(8)+K4*y(9)-Vdp*y(4)/(Kdp+y(4))-Kd*y(4);
# ]1 }. M  T  M9 b: ?8 n' e. S& udy(5)=Vst*Kit^n/(Kit^n+y(10)^n)-Vmt*y(5)/(Kmt+y(5))-Kd*y(5);
dy(6)=Kst*y(5)-V1t*y(6)/(K1t+y(6))+V2t*y(7)/(K2t+y(7))-Kd*y(6);
dy(7)=V1t*y(6)/(K1t+y(6))-V2t*y(7)/(K2t+y(7))-V3t*y(7)/(K3t+y(7))+V4t*y(8)/(K4t+y(8))-Kd*y(7);
! O0 K3 u3 @2 M& \3 l( f; idy(8)=V3t*y(7)/(K3t+y(7))-V4t*y(8)/(K4t+y(8))-K3*y(7)*y(8)+K4*y(9)-Vdt*y(8)/(Kdt+y(8))-Kd*y(8);
dy(9)=K3*y(4)*y(8)-K4*y(9)-K1*y(9)+K2*y(10)-Kdc*y(9);
5 p- T* r. C2 _5 a+ xdy(10)=K1*y(9)-K2*y(10)-Kdn*y(10);

yiwenbing1987

楼主   能不能把题目发过来啊

ljh200906

楼主   能不能把题目发过来啊

zengtao880724

好东西哦，谢谢，继续～

pj3108846000

不错，谢谢分享