果蝇节律调节模型

xueyunfei666

1 h0 G4 l! @" m
( d" A# j: n. z5 j[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)
6 r) a' M6 x4 w' pdy=zeros(10,1);
  G+ m5 {' R: H7 J0 VVsp=1;
/ y: f5 X1 Q/ ~9 @Vst=Vsp;
Vmp=0.7;
" M" H& y2 H* KVmt=Vmp;
6 f$ R4 T' g# L# V; l' i, zKmp=0.2;
Kmt=Kmp;
4 M% c, S( ]6 S& _  {" H/ kKsp=0.9;
& X2 h3 @4 E* W1 aKst=Ksp;
Vdp=2;
. T$ @$ R5 Q' aVdt=4-mod(fix(t/12),2)*2;
% Vdt=2;
, O8 G5 \0 x) Y! [) Z  l% [( @& \plot(t,Vdt);
. m3 V8 N1 `8 B/ `hold on;  
2 X8 n) D! _* W/ yK1=0.6;
K2=0.2;
K3=1.2;
1 x: s" P) }1 T  T6 V# H  DK4=0.6;
5 s! u- O% O& g) hKip=1;
Kit=Kip;
( [" J% e8 ^% MKdp=0.2;
Kdt=Kdp;
n=4;
* _6 b; U9 r, `) |- PK1p=2;
K1t=K1p;
( E) I' [( A' I, O& X8 c  }  a8 CK2p=K1p;
K2t=K1p;
K3p=K1p;
' v) W% _5 X/ M* ~* H% GK3t=K1p;
; R$ M4 T2 h$ Q) A$ |K4p=K1p;
K4t=K1p;
$ s6 g! d. f7 g+ DKd=0.01;
Kdc=Kd;
+ ?  B% H5 G; R( W3 TKdn=Kd;
7 F6 \7 R& i  V/ f5 FV1p=8;
/ G7 l# L$ G( J$ h# DV1t=V1p;
V2p=1;
V2t=V2p;
V3p=8;
( J' ]3 d0 J5 `; _- _V3t=V3p;
( X5 s6 t  D& S& S' Q; HV4p=1;
5 o7 Z6 x" m2 _V4t=V4p;
/ n" J7 Z2 w* z5 [. `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);
4 Q8 n% A. v" N: V4 h7 p( Cdy(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);
7 g+ h6 y8 V5 O  A- q- i% [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);
dy(9)=K3*y(4)*y(8)-K4*y(9)-K1*y(9)+K2*y(10)-Kdc*y(9);
' r2 W% R7 v4 p  |& {& Vdy(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