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：
: H! N. P" \- S# S" N' Q. Q. Jfunction dy=guoying(t,y)
4 o9 S7 i! T2 c  \7 D( Wdy=zeros(10,1);
8 }9 e) \: ?3 f0 A9 u' z+ f' K9 rVsp=1;
' b1 }0 y) H7 M( k( ^Vst=Vsp;
Vmp=0.7;
Vmt=Vmp;
1 o5 _/ B! J- L- `" i8 {: ^Kmp=0.2;
9 x; E. |% W% F' CKmt=Kmp;
Ksp=0.9;
7 Z  Y, z! h- K/ |Kst=Ksp;
7 Q# {3 k) I. m/ O$ U- FVdp=2;
) `6 \; G/ O( cVdt=4-mod(fix(t/12),2)*2;
! r9 |  e& k) r* B' E% Vdt=2;
1 w! z8 F, ^2 }6 u5 O. A6 ^$ yplot(t,Vdt);
hold on;  
K1=0.6;
K2=0.2;
K3=1.2;
; m' x& w) h8 j5 u* A2 O& g/ YK4=0.6;
Kip=1;
Kit=Kip;
5 U1 U5 _& S- \1 BKdp=0.2;
% r: E, O+ i  {! w- Y$ ?Kdt=Kdp;
9 Z" i$ L' p. l  G8 U) C5 an=4;
K1p=2;
K1t=K1p;
K2p=K1p;
K2t=K1p;
K3p=K1p;
K3t=K1p;
K4p=K1p;
6 W+ {4 s4 W' F" A2 {2 K" M" cK4t=K1p;
& S. m6 k" a3 l* `4 V7 [Kd=0.01;
6 W; n# d' }( i! d6 `* JKdc=Kd;
Kdn=Kd;
V1p=8;
V1t=V1p;
V2p=1;
V2t=V2p;
& ?' h* |, b( x1 u$ [. GV3p=8;
V3t=V3p;
3 O$ G+ ]5 X) |: D# zV4p=1;
+ Y3 _7 u+ g% z4 E0 u7 V- [! l8 CV4t=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);
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);
+ o; K4 E: `) r( W2 [; Mdy(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);
, q$ S% ?- E5 {. }4 L1 kdy(5)=Vst*Kit^n/(Kit^n+y(10)^n)-Vmt*y(5)/(Kmt+y(5))-Kd*y(5);
* C7 [. w( [; m; M1 N( t$ t; [dy(6)=Kst*y(5)-V1t*y(6)/(K1t+y(6))+V2t*y(7)/(K2t+y(7))-Kd*y(6);
$ F- [! H) l* k. {0 Y0 ]0 Q% Ddy(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);
! t+ ^& \- S2 U! [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);
% J" K% \" y( d: ody(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