LabeledPairFinder.h

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//                   OpenMS -- Open-Source Mass Spectrometry
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// Copyright The OpenMS Team -- Eberhard Karls University Tuebingen,
// ETH Zurich, and Freie Universitaet Berlin 2002-2018.
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// $Maintainer: Timo Sachsenberg $
// $Authors: Marc Sturm $
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#pragma once

#include <OpenMS/ANALYSIS/MAPMATCHING/BaseGroupFinder.h>

#include <boost/math/tr1.hpp>
#include <cmath>

namespace OpenMS
{
  class OPENMS_DLLAPI LabeledPairFinder :
    public BaseGroupFinder
  {

public:

    LabeledPairFinder();

    inline ~LabeledPairFinder() override
    {
    }

    static BaseGroupFinder * create()
    {
      return new LabeledPairFinder();
    }

    static const String getProductName()
    {
      return "labeled_pair_finder";
    }

    void run(const std::vector<ConsensusMap> & input_maps, ConsensusMap & result_map) override;

protected:

    inline double PValue_(double x, double m, double sig1, double sig2)
    {
      if (m < x)
      {
        return 1 - boost::math::tr1::erf((x - m) / sig2 / 0.707106781);
      }
      else
      {
        return 1 - boost::math::tr1::erf((m - x) / sig1 / 0.707106781);
      }
    }

private:

    LabeledPairFinder(const LabeledPairFinder & source);

    LabeledPairFinder & operator=(const LabeledPairFinder & source);

  };   // end of class LabeledPairFinder

} // end of namespace OpenMS