果蝇节律调节模型

xueyunfei666

9 ]4 m+ k9 m; |! T) h[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
% Q0 z* }, I5 b3 Q, e$ H函数：
function dy=guoying(t,y)
2 f% `4 R3 g+ l. r7 H' Fdy=zeros(10,1);
; t7 p3 Y8 s) I6 L% r- A' Y4 I, h" x8 wVsp=1;
1 q1 P) b9 ^, F$ l/ M1 QVst=Vsp;
Vmp=0.7;
Vmt=Vmp;
" F1 t1 {% n7 s$ i/ i" K8 w0 C2 JKmp=0.2;
8 A/ n. Z  |' g5 `$ ^Kmt=Kmp;
Ksp=0.9;
4 z0 A' X1 w7 L% [. u" A" _, ]Kst=Ksp;
1 Z8 o! Z+ ]/ e, z( ]4 s, ~  YVdp=2;
Vdt=4-mod(fix(t/12),2)*2;
% Vdt=2;
plot(t,Vdt);
hold on;  
- q: S7 {, n$ W6 G, i$ _* \5 _2 @K1=0.6;
K2=0.2;
K3=1.2;
# H- u6 @% P& M3 t, k# V5 Y' a1 J6 }K4=0.6;
# t( M  J5 Q5 Y: q# HKip=1;
" `; _& L! u3 n6 HKit=Kip;
Kdp=0.2;
Kdt=Kdp;
; p. M# F1 b  M/ u. C8 E% Hn=4;
K1p=2;
2 Z, B4 H% M6 }' vK1t=K1p;
' t5 [. g! }$ {. GK2p=K1p;
K2t=K1p;
K3p=K1p;
7 [8 N5 y) \4 F4 iK3t=K1p;
: j; c* h8 y4 M( p! wK4p=K1p;
K4t=K1p;
Kd=0.01;
Kdc=Kd;
' `; l  R0 Y2 s6 v4 hKdn=Kd;
V1p=8;
V1t=V1p;
7 |& v: j  _( I1 cV2p=1;
V2t=V2p;
V3p=8;
& F. ~' B7 P. m; z7 KV3t=V3p;
- x6 q6 M! W/ ~V4p=1;
V4t=V4p;
! R8 Z, H; G1 L8 R% Edy(1)=Vsp*Kip^n/(Kip^n+y(10)^n)-Vmp*y(1)/(Kmp+y(1))-Kd*y(1);
( q" d9 w  w2 _# F! ody(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);
# Q) I1 T# [4 f% e5 Y/ y. ddy(5)=Vst*Kit^n/(Kit^n+y(10)^n)-Vmt*y(5)/(Kmt+y(5))-Kd*y(5);
- D7 O4 x9 ^0 ^, A/ G1 Q. ody(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);
, O1 Z7 Q# ]+ {' m# Idy(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