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
函数：
function dy=guoying(t,y)
dy=zeros(10,1);
Vsp=1;
Vst=Vsp;
Vmp=0.7;
Vmt=Vmp;
Kmp=0.2;
Kmt=Kmp;
: ^, j( ?4 i( {# |: ]5 T# n$ HKsp=0.9;
+ s8 m2 a; Q- _Kst=Ksp;
Vdp=2;
$ L& f- k5 n! S& x" y# ?Vdt=4-mod(fix(t/12),2)*2;
% Vdt=2;
0 T; s, |% b2 K) C8 _4 H3 Tplot(t,Vdt);
hold on;  
7 C( V0 f' u1 u! H; A8 OK1=0.6;
7 F7 J  j8 k" V% U& ?+ SK2=0.2;
# A+ h* L& Q9 L# Q" k2 ~K3=1.2;
K4=0.6;
Kip=1;
Kit=Kip;
& p# u1 A$ [6 Q2 lKdp=0.2;
6 ~+ I. r% X# l/ AKdt=Kdp;
n=4;
& J$ r  C  [# @/ Y, Z. o& nK1p=2;
K1t=K1p;
K2p=K1p;
' [: \' e- @& B* xK2t=K1p;
! t# e6 H/ n+ ^" hK3p=K1p;
& @$ P& q$ N1 c: M% b3 A4 rK3t=K1p;
: l( x" r2 ~( D/ g" JK4p=K1p;
5 K- e  K! N) ]. {1 Z: V" Q+ @K4t=K1p;
, Y9 a" e9 w) ~' m! HKd=0.01;
* A6 G2 r4 S. B  t. W+ KKdc=Kd;
Kdn=Kd;
V1p=8;
V1t=V1p;
V2p=1;
V2t=V2p;
V3p=8;
/ @9 h$ b" [8 A- T8 s# tV3t=V3p;
V4p=1;
& j, l, T0 y: K+ RV4t=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);
" I# F6 F8 S& w. pdy(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);
' y/ q" I3 z5 F/ {# fdy(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);
1 u4 _' b' G* y4 `: h% D, sdy(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);

pj3108846000

不错，谢谢分享

zengtao880724

好东西哦，谢谢，继续～

ljh200906

楼主   能不能把题目发过来啊

yiwenbing1987

楼主   能不能把题目发过来啊