果蝇节律调节模型

xueyunfei666

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7 E  z- y' F3 x" f  }[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
- g9 {  g" k. {) W函数：
function dy=guoying(t,y)
* \0 j( P/ t! Vdy=zeros(10,1);
% C  a! c4 h$ v& a- k( O9 G; e# nVsp=1;
* S9 [" s) P+ p6 E7 U4 M  w* nVst=Vsp;
Vmp=0.7;
Vmt=Vmp;
Kmp=0.2;
! B# n/ b0 Q" r% N% F1 Y6 h. nKmt=Kmp;
, {# E) u! Z5 b2 SKsp=0.9;
6 R! }8 _: T5 L2 [7 l5 s0 w1 [. w5 @Kst=Ksp;
Vdp=2;
Vdt=4-mod(fix(t/12),2)*2;
% Vdt=2;
plot(t,Vdt);
hold on;  
# j# y9 z# O5 Q" M  Q/ {% t- @3 PK1=0.6;
* [6 U% T' t2 F5 vK2=0.2;
4 Q, j8 U- v4 a. p$ bK3=1.2;
- m) @3 J- X! o/ A2 p- ~K4=0.6;
Kip=1;
Kit=Kip;
3 i8 ^* y+ x# B7 \0 J; a, nKdp=0.2;
Kdt=Kdp;
) m% T9 ~5 ?) g9 C" i0 Vn=4;
  ?. |1 `( M8 Y. U1 E& r4 uK1p=2;
0 }7 ]/ V; y1 T; S- ]K1t=K1p;
K2p=K1p;
: U# }! G( h: _( A) K& N0 J" ^5 FK2t=K1p;
- r" A) d5 [+ k  q; \+ i! B& sK3p=K1p;
K3t=K1p;
7 @% u8 H# Q/ sK4p=K1p;
  L; T2 K* g: JK4t=K1p;
( m6 b9 J. ^/ c2 ]Kd=0.01;
Kdc=Kd;
0 o6 ?' f7 Y: {- F7 {6 P/ v+ ~% SKdn=Kd;
) G+ r- \5 f4 f: a" H& b; n/ ]V1p=8;
$ o- f' ?  J7 m- ~- TV1t=V1p;
: x( j/ {* k7 |" p& b- y# oV2p=1;
& [& x! G' ]( MV2t=V2p;
V3p=8;
V3t=V3p;
$ r6 v1 s% M3 Z' A0 aV4p=1;
V4t=V4p;
: J* E% j; l1 t$ U% w, edy(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);
5 X/ u+ E$ I) M6 H& @dy(5)=Vst*Kit^n/(Kit^n+y(10)^n)-Vmt*y(5)/(Kmt+y(5))-Kd*y(5);
: k7 i* w+ n& G) K0 _2 J6 }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);
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