果蝇节律调节模型

xueyunfei666

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[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
1 Z3 A2 E7 J( j, k8 @+ Z函数：
' d, N2 |0 b* N2 R' e* Dfunction dy=guoying(t,y)
dy=zeros(10,1);
. a; t( V2 j2 a" B, V% a9 V, NVsp=1;
Vst=Vsp;
/ b: P* L) V- X5 W5 h+ P4 M8 KVmp=0.7;
9 i9 K, b/ H0 v& L$ RVmt=Vmp;
Kmp=0.2;
  y1 C6 E& C% d& t- UKmt=Kmp;
Ksp=0.9;
Kst=Ksp;
Vdp=2;
: j& w' g1 h0 _  ?# JVdt=4-mod(fix(t/12),2)*2;
9 C/ {9 t  K* a0 |% Vdt=2;
plot(t,Vdt);
hold on;  
K1=0.6;
K2=0.2;
K3=1.2;
2 `7 G3 Q( v; ^' q/ \K4=0.6;
  L6 C9 f1 x% V" V( A2 MKip=1;
; M5 K+ P* V( S5 z: n' ^Kit=Kip;
) Y  c1 S9 W( K+ H1 cKdp=0.2;
Kdt=Kdp;
n=4;
K1p=2;
K1t=K1p;
K2p=K1p;
K2t=K1p;
8 \3 D  V( f( U+ r  j8 y# wK3p=K1p;
8 n  y( }; Z# W. C6 \K3t=K1p;
K4p=K1p;
1 }6 ^3 B. }- UK4t=K1p;
Kd=0.01;
Kdc=Kd;
% m4 K' N% V# \- c) B0 aKdn=Kd;
+ n; c8 j# O: o4 j" n, ^V1p=8;
V1t=V1p;
; o$ X2 V: ~0 WV2p=1;
- o1 D% {9 s2 O) N; p% b* D3 T' nV2t=V2p;
V3p=8;
6 h/ R  _2 e9 B6 l) GV3t=V3p;
5 f4 c1 x, J  q/ I& ]V4p=1;
V4t=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);
# q# x: R  W4 v( H1 B1 d4 o; d& Edy(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);
  D" U0 t3 C. X1 T# u: T2 ]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);
4 `! ^" X+ J: b, J4 jdy(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);
1 t1 a& D0 X1 \" y" Edy(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);
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