果蝇节律调节模型

xueyunfei666

  y4 Q8 o0 J- E4 l
[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
4 a# B9 L% @$ n函数：
function dy=guoying(t,y)
dy=zeros(10,1);
) A7 S" I- y  h5 Q6 S" b6 W5 I! MVsp=1;
: f" N7 @8 ~+ ?7 uVst=Vsp;
Vmp=0.7;
Vmt=Vmp;
Kmp=0.2;
6 b" ~9 C$ k; Y& q+ y# l6 k, h! @Kmt=Kmp;
Ksp=0.9;
Kst=Ksp;
Vdp=2;
: v$ i  Y7 P6 C. B- `Vdt=4-mod(fix(t/12),2)*2;
% Vdt=2;
plot(t,Vdt);
/ G- j  W- i' F% K& w' ^hold on;  
K1=0.6;
K2=0.2;
K3=1.2;
K4=0.6;
( h: x/ ]+ i8 y. TKip=1;
! S  C6 Z' }; J& z0 A& T/ AKit=Kip;
4 G6 m/ @+ q! {7 C- _Kdp=0.2;
/ p& X" E0 I4 tKdt=Kdp;
8 z8 M; A9 a2 K! xn=4;
K1p=2;
- p  \+ l7 O6 b, J$ HK1t=K1p;
8 a" Y/ B8 g4 G1 L9 P! b) X1 U% mK2p=K1p;
- C( b) n& ~# `# V' h+ M6 xK2t=K1p;
K3p=K1p;
+ K6 R' ]# v& ?, B! @: HK3t=K1p;
K4p=K1p;
K4t=K1p;
Kd=0.01;
1 X; v" ?$ p9 ~0 IKdc=Kd;
Kdn=Kd;
V1p=8;
, b1 ?  X2 H# K8 ?1 ~7 N7 y5 N+ {1 R0 CV1t=V1p;
V2p=1;
- V& r8 x( d. h; V( UV2t=V2p;
V3p=8;
: ?0 ^# W9 K. X4 [" R* s0 B2 SV3t=V3p;
V4p=1;
+ l( f+ x  D$ UV4t=V4p;
& B! p; d7 B0 _! M+ ]dy(1)=Vsp*Kip^n/(Kip^n+y(10)^n)-Vmp*y(1)/(Kmp+y(1))-Kd*y(1);
" Z+ v& f, J7 ]7 |4 N$ A" Zdy(2)=Ksp*y(1)-V1p*y(2)/(K1p+y(2))+V2p*y(3)/(K2p+y(3))-Kd*y(2);
$ s) }! d+ m3 w, 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);
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);
2 s& ~. O3 U, j% L3 W( ydy(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);
( e" b  N7 o: a$ U6 ady(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);
; i3 j. J: V4 g* R! P4 L' ?) @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);
2 k- ]9 |* N3 l" Q' hdy(9)=K3*y(4)*y(8)-K4*y(9)-K1*y(9)+K2*y(10)-Kdc*y(9);
1 m9 y' a: V$ o3 e, S* ady(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