果蝇节律调节模型

xueyunfei666

8 F, k/ S1 x" k3 t. _) M
[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
; B/ ?; W1 _1 L% b函数：
0 |- `' {' {2 B6 zfunction dy=guoying(t,y)
dy=zeros(10,1);
# ?! b+ d6 N5 \) n+ b+ B# aVsp=1;
6 L6 j; [8 a" C  @Vst=Vsp;
3 {* y+ i4 ?; Y! rVmp=0.7;
Vmt=Vmp;
Kmp=0.2;
Kmt=Kmp;
. N- `1 `1 q# e( vKsp=0.9;
Kst=Ksp;
8 K  p. g8 y% ]4 EVdp=2;
Vdt=4-mod(fix(t/12),2)*2;
9 |; U0 U9 D, _( h3 P& z3 f% R% Vdt=2;
plot(t,Vdt);
hold on;  
" q, ]  P6 l- R4 _1 w' ZK1=0.6;
$ A% G) d2 S+ M7 V. z; dK2=0.2;
K3=1.2;
K4=0.6;
6 h( u. ?. {9 W7 YKip=1;
Kit=Kip;
: f! P! A9 M+ g; |! ]Kdp=0.2;
5 U& A& `, u; dKdt=Kdp;
n=4;
K1p=2;
. w! j( X- \* J6 c; wK1t=K1p;
/ C, h1 m2 f8 sK2p=K1p;
9 `: _- M: g  u/ DK2t=K1p;
K3p=K1p;
9 t4 s/ j/ w( U% [& p4 EK3t=K1p;
; W1 n0 T6 K' c  {  ^: z# ?3 T& KK4p=K1p;
6 _# L( Y, A, _  K- n- C2 rK4t=K1p;
Kd=0.01;
Kdc=Kd;
* T* F& j! \- lKdn=Kd;
V1p=8;
- j% t3 P8 f2 e) l( mV1t=V1p;
2 z/ B1 G; P- _: r9 f) f/ BV2p=1;
( {2 P& R/ B+ |6 f& `V2t=V2p;
V3p=8;
V3t=V3p;
2 T# L6 V5 C. ZV4p=1;
V4t=V4p;
! f5 b7 o  X6 ?" Tdy(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);
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);
6 X, V/ o, s; R0 K# d  }) Ydy(5)=Vst*Kit^n/(Kit^n+y(10)^n)-Vmt*y(5)/(Kmt+y(5))-Kd*y(5);
- v4 R' L" u; w; o) q) [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);
5 ~9 H4 K9 G' @4 b7 edy(9)=K3*y(4)*y(8)-K4*y(9)-K1*y(9)+K2*y(10)-Kdc*y(9);
& p  K( b% S( j& z  p9 N' fdy(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