vol_diff.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_VOL_DIFF_H
#define BRAINRAT_OVERLAP_VOL_DIFF_H
 
#include <math.h>
#include <aims/data/data.h>
#include <brainrat/overlap/overlap_method.h>
 
template< class T >
class Vol_Diff : public Overlap_Method<T>
{
public:
 
  Vol_Diff() ;
  virtual ~Vol_Diff() { }
//   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 
Vol_Diff< T >::Vol_Diff()
{
}
 
 
template< class T > inline
// double Vol_Diff< T >::doit( T ref, T test, T true_positive, T ) --> pr calcul specificity
double Vol_Diff< T >::doit( T ref, T test, T true_positive)
{
  double out;
  out = 2 * std::abs( (double)ref - (double)test )/
               ( (double)ref + (double)test );
  return (out);
}
 
#endif