果蝇节律调节模型

xueyunfei666

6 k- H* _! R) p  F( a* f1 O[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：
! G- Q, w4 J$ ?% Afunction dy=guoying(t,y)
. ]4 s4 b' k& z, H1 B# cdy=zeros(10,1);
Vsp=1;
Vst=Vsp;
Vmp=0.7;
Vmt=Vmp;
7 c; S4 O0 b3 ~) T( V3 g" d% m8 `2 LKmp=0.2;
2 @. u* j- y. l, F8 {" RKmt=Kmp;
Ksp=0.9;
1 T+ [& S' E* wKst=Ksp;
Vdp=2;
Vdt=4-mod(fix(t/12),2)*2;
- I8 H3 K/ s3 F; J) _% Vdt=2;
5 L8 k/ E6 o$ _  p# Mplot(t,Vdt);
hold on;  
. d% k' |- X. p( c: `1 DK1=0.6;
5 Z1 ]! f2 L2 \2 C! u# bK2=0.2;
! V0 ]( x1 P1 k) nK3=1.2;
K4=0.6;
* t3 _/ R7 d9 r$ e' b# j5 v( |Kip=1;
Kit=Kip;
) M% j* D) M5 aKdp=0.2;
Kdt=Kdp;
$ m& f3 d# C( D5 M! d& ~' {$ {n=4;
K1p=2;
K1t=K1p;
! ~+ A# I1 k3 ~2 L9 f- }K2p=K1p;
K2t=K1p;
% g: n$ L9 p' I' S4 ?. kK3p=K1p;
K3t=K1p;
K4p=K1p;
+ L( h& D& s/ [2 S" uK4t=K1p;
Kd=0.01;
Kdc=Kd;
Kdn=Kd;
V1p=8;
$ z/ P1 v1 s( q# u6 i  n5 k. Z) ^1 vV1t=V1p;
V2p=1;
V2t=V2p;
V3p=8;
" s% C6 W' d$ U( n- yV3t=V3p;
V4p=1;
V4t=V4p;
dy(1)=Vsp*Kip^n/(Kip^n+y(10)^n)-Vmp*y(1)/(Kmp+y(1))-Kd*y(1);
: [8 N/ r% {4 b& w5 Ody(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);
' I; i' w' J6 V1 D9 r$ W* ~3 C; R( ddy(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);
3 y! E$ t7 p4 U. ]7 y9 Cdy(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);
& {$ F: w+ o. v5 K' w) {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);
dy(9)=K3*y(4)*y(8)-K4*y(9)-K1*y(9)+K2*y(10)-Kdc*y(9);
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