Exemplos de gsl_ran_multinomial_lnpdf em C++ (Cpp)

Exemplo n.º 1

Arquivo: mvtestvalues-generator.c Projeto: gitpan/PDL-GSL-Randist

void test_multinomial(void){
    double p[SIZE] = { .1, .2, .3, .4 };
    int n[SIZE] = { 0, 0, 0, 0 };
    int numdraws = 100;
    double prob;

    gsl_ran_multinomial(rng, SIZE, numdraws, p, n); 

    printf("gsl_ran_multinomial\t%d\t", numdraws);
    print_double_array(p, SIZE);
    printf("\t");
    print_int_array(n, SIZE);
    printf("\n");

    prob = gsl_ran_multinomial_pdf(SIZE, p, n); 
    printf("gsl_ran_multinomial_pdf\t");
    print_double_array(p, SIZE);
    printf("\t");
    print_int_array(n, SIZE);
    printf("\t%.12f\n", prob);

    prob = gsl_ran_multinomial_lnpdf(SIZE, p, n); 
    printf("gsl_ran_multinomial_lnpdf\t");
    print_double_array(p, SIZE);
    printf("\t");
    print_int_array(n, SIZE);
    printf("\t%.12f\n", prob);
}

Exemplo n.º 2

Arquivo: apop_multinomial.c Projeto: rlowrance/Apophenia

double multinomial_ll(gsl_vector *v, void *params){
    double *pv = ((apop_model*)params)->parameters->vector->data;
    size_t size = ((apop_model*)params)->parameters->vector->size;
    unsigned int hv[v->size]; //The GSL wants our hit count in an int*.
    for (size_t i=0; i < v->size; i ++)
        hv[i] = gsl_vector_get(v, i);
    return gsl_ran_multinomial_lnpdf(size, pv, hv);
}

Exemplo n.º 3

Arquivo: mlgsl_randist.c Projeto: ptrf/LCDE

CAMLprim value ml_gsl_ran_multinomial_lnpdf(value p, value n)
{
  const size_t K = Double_array_length(p);
  LOCALARRAY(unsigned int, N, K); 
  double r;
  register int i;
  for(i=0; i<K; i++)
    N[i] = Int_val(Field(n, i));
  r = gsl_ran_multinomial_lnpdf(K, Double_array_val(p), N);
  return copy_double(r);
}

Exemplo n.º 4

Arquivo: multinomial.c Projeto: CNMAT/CNMAT-Externs

double
gsl_ran_multinomial_pdf (const size_t K,
                         const double p[], const unsigned int n[])
{
  return exp (gsl_ran_multinomial_lnpdf (K, p, n));
}