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
2 \. G. }' g% V0 [" t1 ^) ~函数：
function dy=guoying(t,y)
dy=zeros(10,1);
Vsp=1;
Vst=Vsp;
7 U! V0 u+ |0 N. LVmp=0.7;
Vmt=Vmp;
2 a* Y9 i6 J/ _5 b- H! }Kmp=0.2;
Kmt=Kmp;
Ksp=0.9;
: Q0 f  u8 U7 j4 vKst=Ksp;
5 m% T. A/ K: D  l! d2 f& E" w; TVdp=2;
7 P6 K0 X* U2 ]  SVdt=4-mod(fix(t/12),2)*2;
4 p/ N% m- Z' k" L- Y4 j% Vdt=2;
plot(t,Vdt);
  U2 G! s5 g9 B. y3 Uhold on;  
K1=0.6;
% f  J5 Y5 G; u' QK2=0.2;
& i! n! @# }2 b6 v5 W! t0 w& W3 XK3=1.2;
2 p  U1 B0 X: J6 Q) pK4=0.6;
+ F. x' s! e4 E  L/ l( \Kip=1;
- D8 Q* Z) Q- z/ WKit=Kip;
Kdp=0.2;
Kdt=Kdp;
n=4;
K1p=2;
- a7 d9 o! p% g- y) A$ E  jK1t=K1p;
K2p=K1p;
1 R; S8 j  d' hK2t=K1p;
- c- k1 }- M3 K: JK3p=K1p;
K3t=K1p;
/ g# I! Y4 _$ y4 E4 OK4p=K1p;
K4t=K1p;
5 ^, q( m: o" q. hKd=0.01;
Kdc=Kd;
2 e4 ?  k- n" t( J3 M! FKdn=Kd;
5 n; w) ^6 n8 h% xV1p=8;
V1t=V1p;
V2p=1;
+ G+ c$ E! U2 R0 |  S( WV2t=V2p;
V3p=8;
& k  T. N% U% ^0 g$ U: P/ b5 ZV3t=V3p;
$ S; \' I! k# k1 n4 eV4p=1;
3 |2 c* t) [7 x: t8 ?0 K/ [V4t=V4p;
3 o3 G+ _8 d! X1 u  z: _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);
) r; `. }4 R$ S+ T8 ?2 C; Q3 r' Qdy(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);
, [" t; o6 k2 t* Pdy(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);
dy(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);
9 a! I+ n% Q+ o% q, |' n( c# rdy(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);
. t5 q7 V4 ~& K4 M8 g6 qdy(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);
( H. b( m$ n; h2 \( Q# O- j% Pdy(9)=K3*y(4)*y(8)-K4*y(9)-K1*y(9)+K2*y(10)-Kdc*y(9);
( J% X( z/ X5 ady(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