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：
function dy=guoying(t,y)
. x1 g: L/ w8 a, }3 Kdy=zeros(10,1);
Vsp=1;
& z$ }$ }6 q! ]  P) C3 rVst=Vsp;
' u6 o7 i( u% M+ @Vmp=0.7;
; Y3 P; o% q) yVmt=Vmp;
6 @: v2 f& W3 B7 tKmp=0.2;
Kmt=Kmp;
! C/ P- }' R& J& Q, K( mKsp=0.9;
Kst=Ksp;
- Q, f. N2 Q8 r+ f3 G# N5 kVdp=2;
Vdt=4-mod(fix(t/12),2)*2;
% Vdt=2;
plot(t,Vdt);
7 W# r% ^. S4 o) }( s  K, v/ uhold on;  
K1=0.6;
K2=0.2;
: B9 O: v/ {0 W( }7 V/ mK3=1.2;
K4=0.6;
7 i8 v- U0 J( a5 j+ y3 aKip=1;
Kit=Kip;
Kdp=0.2;
$ E$ s- S% k3 @0 f+ O% MKdt=Kdp;
# S1 ], j! e3 ~' _n=4;
K1p=2;
( b3 z7 N! v6 R1 A1 H" lK1t=K1p;
K2p=K1p;
K2t=K1p;
- p2 {5 a( m7 |6 U# v- gK3p=K1p;
, |+ }  K4 [5 w2 t$ wK3t=K1p;
K4p=K1p;
K4t=K1p;
Kd=0.01;
Kdc=Kd;
* ]# P- F  z+ w4 R* R, p) gKdn=Kd;
1 {1 K& D$ A! L& }) |V1p=8;
" R- z. O* f5 nV1t=V1p;
# q7 }, z9 _5 ]9 ?" U/ E# |  b4 t2 y/ pV2p=1;
V2t=V2p;
6 z0 S0 M4 m0 M/ L! f7 I" PV3p=8;
8 J* z, u, L+ g6 H: Y" ZV3t=V3p;
3 d5 Q+ h, r7 o* W6 BV4p=1;
  O: I4 V$ Y5 R. f7 PV4t=V4p;
/ ?9 L. v0 K2 W( m" }& f( y4 Q# ~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);
7 K3 U5 G! H+ ?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);
7 N1 @5 q3 n/ h6 K& 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);
# @' G* j8 C: Tdy(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);
$ Y! z& y3 n- S" F3 Udy(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);
5 u+ r% p4 @+ z, C8 Rdy(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