jaccard.h

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/* Copyright (C) 2000-2013 CEA
 *
 * This software and supporting documentation were developed by
 *     bioPICSEL
 *     CEA/DSV/I²BM/MIRCen/LMN, Batiment 61,
 *     18, route du Panorama
 *     92265 Fontenay-aux-Roses
 *     France
 */


#ifndef BRAINRAT_OVERLAP_JACCARD_H
#define BRAINRAT_OVERLAP_JACCARD_H

#include <aims/data/data.h>
#include <brainrat/overlap/overlap_method.h>

template< class T >
class Jaccard : public Overlap_Method<T>
{
public:

  Jaccard() ;
  virtual ~Jaccard() { }

//   virtual double doit(T ref, T test, T true_positive, T ); --> pr calcul specificity
  virtual double doit(T ref, T test, T true_positive);

};

template< class T > inline 
Jaccard< T >::Jaccard()
{
}


template< class T > inline
// double Jaccard< T >::doit(T ref, T test, T true_positive, T ) --> pr calcul specificity
double Jaccard< T >::doit(T ref, T test, T true_positive)
{
  double out;
  out = (double)true_positive / 
        ( (double)ref + (double)test - (double)true_positive);
  return (out);
}

#endif