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
, k9 V5 U& U: o3 Z! T函数：
4 G1 Z/ c: |: x! f) @: i( bfunction dy=guoying(t,y)
; ], x' T; }3 E5 p' t( C( \* Vdy=zeros(10,1);
/ T  q$ d, J, C) ?1 T- p+ k* oVsp=1;
) l! S- v$ n1 R- ZVst=Vsp;
1 D% Z1 [' Z) P3 J$ d$ bVmp=0.7;
Vmt=Vmp;
( _" A: A  F  A- I$ m' _Kmp=0.2;
Kmt=Kmp;
Ksp=0.9;
6 Q  k$ H" S1 RKst=Ksp;
0 m5 C3 a% S4 K; c. [: u5 EVdp=2;
Vdt=4-mod(fix(t/12),2)*2;
% Vdt=2;
( P7 L) l8 _; @4 `7 f4 d" ?/ l$ C7 mplot(t,Vdt);
hold on;  
K1=0.6;
+ V" r3 j5 @" A& t1 XK2=0.2;
9 ^0 W, [+ n  w7 ]" F( Z8 O3 `! KK3=1.2;
K4=0.6;
& T6 w# h* K7 i% W8 OKip=1;
Kit=Kip;
* [3 X$ b4 v; D! {/ V8 SKdp=0.2;
, o$ G# D, U3 e" ]Kdt=Kdp;
' @& Q: G8 p, h; d1 N. o& Vn=4;
K1p=2;
K1t=K1p;
K2p=K1p;
% L  |" s$ K' y% DK2t=K1p;
K3p=K1p;
K3t=K1p;
K4p=K1p;
% G& o( c, R: q$ g' sK4t=K1p;
Kd=0.01;
Kdc=Kd;
. h7 I; j1 @5 T  J" [0 Y. V6 WKdn=Kd;
+ @8 b6 A2 I1 {V1p=8;
3 Y( z2 ^3 k4 JV1t=V1p;
1 F9 f) i: _* ?4 x6 h) QV2p=1;
: O  N# x8 A' R4 a  i. ]V2t=V2p;
V3p=8;
  n$ c) t$ ~3 P) d/ ~( E9 uV3t=V3p;
V4p=1;
4 V: g& e1 `7 y; sV4t=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);
$ e4 @% w7 N- A3 D( c: cdy(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);
4 e! b: m) K$ Y3 W- H) Y$ j: {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);
/ g3 @4 O. Z) ]/ x6 L' w9 O: Hdy(5)=Vst*Kit^n/(Kit^n+y(10)^n)-Vmt*y(5)/(Kmt+y(5))-Kd*y(5);
7 g& O1 o2 b2 wdy(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);
6 b8 U9 m: E# L9 X' ~# i& Zdy(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