file ColliderBit/PoissonCalculators.hpp #

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Namespaces #

Detailed Description #

Author:

• Chris Chang
• Andrew Fowlie

Date:

• 2024 Oct
• 2024 Oct

Functions for working with an unbiased Poisson likelihood estimator.

Authors (add name and date if you modify):

Source code #

//   GAMBIT: Global and Modular BSM Inference Tool
//   *********************************************
///  \file
///
///  Functions for working with an unbiased 
///  Poisson likelihood estimator.
///
///  *********************************************
///
///  Authors (add name and date if you modify):
///
///  \author Chris Chang
///  \date   2024 Oct
///
///  \author Andrew Fowlie
///  \date   2024 Oct
///
///  *********************************************

#pragma once

/**
Unbiased likelihood estimator
*/

#include <iostream>
#include <algorithm>
#include <cmath>
#include <random>

#include "gambit/Utils/threadsafe_rng.hpp"

namespace Gambit
{
  namespace ColliderBit
  {
    namespace PoissonCalculators
    {

      double log_factorial(double k);
      double beta(double x, double y);
      double binom(double n, double k);

      template <typename engine_type>
      int umvue_draw_n_mc(double n_mc, engine_type engine);

      int umvue_draw_n_mc(double n_mc);

      int umvue_draw_n_mc_threadsafe(double n_mc);

      double umvue_poisson_like(int k, double b, int o, int n_mc, double n_exp);

      double mle_poisson_loglike(double s, double b, int o);

    }  // end namespace PoissonCalculators
  }  // end namespace ColliderBit
}  // end namespace Gambit

Updated on 2025-02-12 at 15:36:42 +0000