GeometricAnnealing.h

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#ifndef GeometricAnnealing_H
#define GeometricAnnealing_H

#include "RecoVertex/VertexTools/interface/AnnealingSchedule.h"
#include <vector>

class GeometricAnnealing : public AnnealingSchedule {
public:
  GeometricAnnealing(const double cutoff = 3.0, const double T = 256.0, const double annealing_ratio = 0.25);

  void anneal() override;          //< One annealing step. theT *= theRatio.
  void resetAnnealing() override;  //< theT = theT0.

  double phi(double chi2) const override;

  double weight(double chi2) const override;

  double cutoff() const override;
  double currentTemp() const override;
  double initialTemp() const override;

  bool isAnnealed() const override;

  void debug() const override;

  GeometricAnnealing* clone() const override { return new GeometricAnnealing(*this); };

private:
  double theT0;
  double theT;
  double theChi2cut;
  double theRatio;
};

#endif