果蝇节律调节模型

xueyunfei666

1 \7 O8 s& R: A. 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
函数：
4 O. `. A  J. T, Bfunction dy=guoying(t,y)
dy=zeros(10,1);
Vsp=1;
Vst=Vsp;
Vmp=0.7;
Vmt=Vmp;
. Z# h- i2 Q7 W  p  U. |Kmp=0.2;
4 A  j. C% _1 b0 t/ \. t" n/ }* tKmt=Kmp;
. h) j- e9 ?2 jKsp=0.9;
  w9 v- ~: {8 F3 i" H9 K  ]! ]Kst=Ksp;
( V3 R! I- a) A2 `Vdp=2;
Vdt=4-mod(fix(t/12),2)*2;
( S3 d  x0 s: R% Vdt=2;
plot(t,Vdt);
- m7 f, A/ a. W; Fhold on;  
K1=0.6;
K2=0.2;
/ v( Z% p5 n' e$ p: C- SK3=1.2;
$ q% f* v; f+ r" x; ?K4=0.6;
( s' {) D" y) Q6 A/ KKip=1;
1 _. {+ {* k' B& ?Kit=Kip;
0 \- i% _+ n0 aKdp=0.2;
" ^+ Q3 {6 Y& HKdt=Kdp;
$ n( k7 k7 ?1 F( Cn=4;
9 |4 l' j# @  NK1p=2;
" p, _; l. k  E  wK1t=K1p;
K2p=K1p;
4 F( N7 _: K, I" I9 i' l& t2 mK2t=K1p;
K3p=K1p;
6 V! f# b: Z. ^# Q4 P6 |* ~1 EK3t=K1p;
K4p=K1p;
# |% K* D6 w+ P& w/ k  H# ^K4t=K1p;
* Y. o" c7 y! B! a: cKd=0.01;
1 ~& y- Z( n2 B* f0 cKdc=Kd;
" T& i  g% r! U+ h9 LKdn=Kd;
V1p=8;
+ ?* r: U* q+ {V1t=V1p;
V2p=1;
V2t=V2p;
' d1 N1 D! m6 v$ a6 ZV3p=8;
3 R1 L3 q0 F; r$ F0 r7 RV3t=V3p;
0 Y8 \) ~% m7 r; M' G" o& Y6 _V4p=1;
( j% f  p2 x7 G# ~9 zV4t=V4p;
2 ?$ K" K/ z, S8 tdy(1)=Vsp*Kip^n/(Kip^n+y(10)^n)-Vmp*y(1)/(Kmp+y(1))-Kd*y(1);
( q! r, H- d4 }( r. Pdy(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);
dy(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);
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);

pj3108846000

不错，谢谢分享

zengtao880724

好东西哦，谢谢，继续～

ljh200906

楼主   能不能把题目发过来啊

yiwenbing1987

楼主   能不能把题目发过来啊