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Copy pathgolomb_frec.cpp
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164 lines (132 loc) · 3.53 KB
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#include <stdlib.h>
#include <stdio.h>
#include <math.h>
#include <string.h>
#include <malloc.h>
#include "funciones_biologicas.h"
#include "funciones_circuito.h"
#include "funciones_dinamicas.h"
#include "constantes.h"
#include "gauss.h"
//include's de c++
#include <string>
#include <sstream>
using namespace std;
template<class T>
inline string to_string(const T& t){
stringstream ss;
ss << t;
return ss.str();
}
#define TMAX 50000.0
#define TTRANS 50
#define UMBRAL 20
#define IMAX 10.0
#define dt 0.1
#define di 0.1
#define DIM 5
#define TISI 12
#define VECTOR 0.5
#define V0 0.02
#define H0 0.02
#define N0 0.02
#define A0 0.02
#define B0 0.02
#define golomb_CANTIDADES_VARIABLES 2
#define golomb_CONST 21
void espera(){
int d;
printf("Apriete el 0 para continuar.");
scanf("%d", &d);
}
void RK2(double *v,double *constantes,double corriente);
int main(){
FILE *ptrace,*pspike,*info,*frecuencia;
double iext=0,sigma;
printf("Escriba el valor de la amplitud del ruido.\n");
scanf("%lf",&sigma);
double *v;
double vant,t;
double *constantes_biologicas,*valores;
int *posiciones;
double estimulo;
int spike,testimulo,contador,NSpikes;
double frec;
string directorio1 = to_string("/home/meli/Documentos/Maestria en Fisica/Modelos/Simulaciones/");
v = (double *) malloc (DIM * sizeof(double));
posiciones = (int*) malloc (golomb_CANTIDADES_VARIABLES * sizeof(int));
valores = (double*)malloc(golomb_CANTIDADES_VARIABLES * sizeof(double));
constantes_biologicas = (double*)malloc(golomb_CONST*sizeof(double));
v[0] = V0;
v[1] = H0;
v[2] = N0;
v[3] = A0;
v[4] = B0;
golomb_init_array(constantes_biologicas);
string outputfrec=directorio1+ to_string("g_FI.dat");
if((frecuencia = fopen(outputfrec.c_str(), "w")) == NULL){
printf("No puedo abrir el archivo curva FI\n");
exit(1);
}
for(int i=0;i<2*IMAX/di;i++){
if(i<IMAX/di)
iext=i*di;
if(i>=IMAX/di)
iext=2*IMAX-i*di;
printf("%lf\n",iext);
t = 0.0;
NSpikes = 0;
while(t < TMAX){
vant = v[0];
RK2(v,constantes_biologicas,iext);
if(v[0]>UMBRAL && vant<UMBRAL && t>TTRANS){
spike = 1;
NSpikes++;
}
t=t+dt;
}
frec = 1000*NSpikes/(TMAX-TTRANS);
fprintf(frecuencia, "%lf\t%lf\n", iext,frec);
}
free(v);
fclose(frecuencia);
free(posiciones);
free(valores);
free(constantes_biologicas);
return 0;
}
/*.............Algoritmo de integracion...Runge-Kutta estocastico..............*/
void RK2(double *v,double *constantes,double corriente){
double *vaux;
double *K1,*K2;
int i;
vaux = (double*)malloc(DIM*sizeof(double));
K1 = (double*)malloc(DIM*sizeof(double));
K2 = (double*)malloc(DIM*sizeof(double));
for(i=0;i<DIM;i++){
vaux[i]=v[i];
}
K1[0] = dt*golomb_F0(vaux,constantes,corriente);
K1[1] = dt*golomb_F1(vaux,constantes);
K1[2] = dt*golomb_F2(vaux,constantes);
K1[3] = dt*golomb_F3(vaux,constantes);
K1[4] = dt*golomb_F4(vaux,constantes);
vaux[0] = v[0]+K1[0];
vaux[1] = v[1]+K1[1];
vaux[2] = v[2]+K1[2];
vaux[3] = v[3]+K1[3];
vaux[4] = v[4]+K1[4];
K2[0] = dt*golomb_F0(vaux,constantes,corriente);
K2[1] = dt*golomb_F1(vaux,constantes);
K2[2] = dt*golomb_F2(vaux,constantes);
K2[3] = dt*golomb_F3(vaux,constantes);
K2[4] = dt*golomb_F4(vaux,constantes);
v[0]= v[0] + 0.5*(K1[0]+K2[0]);
v[1]= v[1] + 0.5*(K1[1]+K2[1]);
v[2]= v[2] + 0.5*(K1[2]+K2[2]);
v[3]= v[3] + 0.5*(K1[3]+K2[3]);
v[4]= v[4] + 0.5*(K1[4]+K2[4]);
free(vaux);
free(K1);
free(K2);
}