果蝇节律调节模型

xueyunfei666

% ~$ P; I$ Q! N, ?  [
$ c$ b1 o4 y; q8 z! c) f[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：
function dy=guoying(t,y)
dy=zeros(10,1);
Vsp=1;
Vst=Vsp;
Vmp=0.7;
7 b1 X- ]. Z4 y, q' \- h1 iVmt=Vmp;
4 K- n  y" J; W. e- _7 CKmp=0.2;
; J6 e. W1 a+ B% ?% F" F  KKmt=Kmp;
Ksp=0.9;
Kst=Ksp;
Vdp=2;
Vdt=4-mod(fix(t/12),2)*2;
% Vdt=2;
plot(t,Vdt);
hold on;  
# k  D& E, G. T8 w4 d* k7 AK1=0.6;
K2=0.2;
K3=1.2;
  G4 l$ {1 q6 j6 H. T: dK4=0.6;
Kip=1;
5 f5 G( W: l9 xKit=Kip;
* b/ _  F' y, K) v8 z, M$ S6 aKdp=0.2;
' n" K( p, m. ?+ E  \7 D  W& y9 o8 kKdt=Kdp;
% u+ {0 E5 n5 ]" I2 gn=4;
K1p=2;
K1t=K1p;
K2p=K1p;
/ B; K9 W7 x5 n0 z+ g; U7 J' M) Z- [K2t=K1p;
K3p=K1p;
K3t=K1p;
4 C" ]1 p7 b3 c4 U1 Y# uK4p=K1p;
/ Z# k4 j( c7 nK4t=K1p;
Kd=0.01;
! w, [1 A$ s' J! i" d1 hKdc=Kd;
Kdn=Kd;
V1p=8;
V1t=V1p;
V2p=1;
6 A. |# v! ]. W$ z3 u4 Y1 iV2t=V2p;
V3p=8;
. O* s/ v" }. KV3t=V3p;
V4p=1;
V4t=V4p;
- b; U2 h% U3 @9 Bdy(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);
# m" H& w7 a6 M% R0 K) Xdy(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);
: q* |& ?* i0 {7 O2 Ody(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);
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);
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