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
函数：
& L9 X( @6 h" |1 Jfunction dy=guoying(t,y)
dy=zeros(10,1);
Vsp=1;
3 m* t4 b6 S. q' ^Vst=Vsp;
Vmp=0.7;
Vmt=Vmp;
& B' s- K8 m% B1 X! tKmp=0.2;
9 `( n" {) {6 v) \0 MKmt=Kmp;
; o1 `, I+ [* {1 LKsp=0.9;
Kst=Ksp;
7 P, V; X  }4 P3 TVdp=2;
) m. t0 m! R) S( o1 G+ K  OVdt=4-mod(fix(t/12),2)*2;
0 I2 z- j1 y8 n8 m; L6 y% Vdt=2;
/ k) @# ^3 J8 H$ pplot(t,Vdt);
hold on;  
1 _: O! ~: r, J/ H, ~& NK1=0.6;
K2=0.2;
1 j: H8 ], p8 Q6 g  O3 }K3=1.2;
K4=0.6;
Kip=1;
Kit=Kip;
- g1 |' i  @( W8 }# E( UKdp=0.2;
5 W9 o6 ]. f$ ?! MKdt=Kdp;
n=4;
K1p=2;
5 z1 N* m5 p0 _  o# w6 KK1t=K1p;
K2p=K1p;
6 Q: ^# O# ]1 n9 Z- LK2t=K1p;
K3p=K1p;
K3t=K1p;
0 @( |+ t5 q1 l* |' u8 }K4p=K1p;
K4t=K1p;
Kd=0.01;
Kdc=Kd;
Kdn=Kd;
8 ~+ x0 j( f% B+ `* n; z+ oV1p=8;
V1t=V1p;
9 ]6 ^8 @8 I* T3 i3 j2 Q& b( xV2p=1;
8 B0 l8 d9 h1 x* v7 C# G9 _V2t=V2p;
0 C( E6 m% C& ?! tV3p=8;
; }- ?, \9 Q/ r$ ]V3t=V3p;
8 N/ g8 X1 s# b" E) Y2 v" K9 rV4p=1;
$ Z" }" Q5 @2 M8 U) O; ZV4t=V4p;
dy(1)=Vsp*Kip^n/(Kip^n+y(10)^n)-Vmp*y(1)/(Kmp+y(1))-Kd*y(1);
# \2 [  u# w1 x' |; b( D* Gdy(2)=Ksp*y(1)-V1p*y(2)/(K1p+y(2))+V2p*y(3)/(K2p+y(3))-Kd*y(2);
dy(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);
dy(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);
. Q8 a) G5 V9 p1 cdy(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);
dy(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);
+ W1 [6 V' J; W3 [- H9 Xdy(9)=K3*y(4)*y(8)-K4*y(9)-K1*y(9)+K2*y(10)-Kdc*y(9);
1 p5 R/ M4 ^* f. m: M; _dy(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