adaboost.hpp File Reference

#include <vector>
#include <string>
#include <math.h>

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Classes
class	Classifier< T >
class	MultiClassifier< T >
Functions
template<class T >
void	testClassifier (Classifier< T > *cls, vector< T * > data, vector< int > label, float &fpos, float &fneg)

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Function Documentation

template<class T >

void testClassifier	(	Classifier< T > *	cls,
		vector< T * >	data,
		vector< int >	label,
		float &	fpos,
		float &	fneg
	)

Definition at line 132 of file adaboost.hpp.

References Classifier< T >::recognize().

{
        int pos = 0, neg = 0;
        fpos=fneg=0;
        for (int i=0;i<label.size();i++)
        {
                int rec = cls->recognize(*data[i]);
                if (label[i]==1)
                {
                        pos++;
                        if (rec!=1)
                                fneg=fneg+1;
                }
                if (label[i]==-1)
                {
                        neg++;
                        if (rec!=-1)
                                fpos=fpos+1;
                }
        }
        fpos = fpos/neg;
        fneg = fneg/pos;
}

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