/usr/include/timbl/Testers.h is in libtimbl4-dev 6.4.8-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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Copyright (c) 1998 - 2016
ILK - Tilburg University
CLST - Radboud University
CLiPS - University of Antwerp
This file is part of timbl
timbl is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
timbl is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, see <http://www.gnu.org/licenses/>.
For questions and suggestions, see:
https://github.com/LanguageMachines/timbl/issues
or send mail to:
lamasoftware (at ) science.ru.nl
*/
#ifndef TIMBL_TESTERS_H
#define TIMBL_TESTERS_H
namespace Timbl{
class metricTestFunction {
public:
virtual ~metricTestFunction(){};
virtual double test( FeatureValue *,
FeatureValue *,
Feature * ) const = 0;
};
class overlapTestFunction: public metricTestFunction {
public:
double test( FeatureValue *FV,
FeatureValue *G,
Feature *Feat ) const;
};
class valueDiffTestFunction: public metricTestFunction {
public:
valueDiffTestFunction( int t ): metricTestFunction(), threshold( t ){};
double test( FeatureValue *,
FeatureValue *,
Feature * ) const;
protected:
int threshold;
};
class TesterClass {
public:
TesterClass( const std::vector<Feature*>&,
const std::vector<size_t> & );
virtual ~TesterClass(){};
void init( const Instance&, size_t, size_t );
virtual size_t test( std::vector<FeatureValue *>&,
size_t,
double ) = 0;
virtual double getDistance( size_t ) const = 0;
protected:
size_t _size;
size_t effSize;
size_t offSet;
const std::vector<FeatureValue *> *FV;
const std::vector<Feature *> &features;
std::vector<Feature *> permFeatures;
const std::vector<size_t> &permutation;
std::vector<double> distances;
private:
TesterClass( const TesterClass& ); // inhibit copies
TesterClass& operator=( const TesterClass& ); // inhibit copies
};
class DistanceTester: public TesterClass {
public:
DistanceTester( const std::vector<Feature*>&,
const std::vector<size_t>&,
int );
~DistanceTester();
double getDistance( size_t ) const;
size_t test( std::vector<FeatureValue *>&,
size_t,
double );
private:
DistanceTester( const DistanceTester& ); // inhibit copies
DistanceTester& operator=( const DistanceTester& ); // inhibit copies
metricTestFunction **metricTest;
};
class SimilarityTester: public TesterClass {
public:
SimilarityTester( const std::vector<Feature*>& pf,
const std::vector<size_t>& p ):
TesterClass( pf, p ){};
~SimilarityTester() {};
double getDistance( size_t ) const;
virtual size_t test( std::vector<FeatureValue *>&,
size_t,
double ) = 0;
private:
SimilarityTester( const SimilarityTester & ); // inhibit copies
SimilarityTester& operator=( const SimilarityTester & ); // inhibit copies
};
class CosineTester: public SimilarityTester {
public:
CosineTester( const std::vector<Feature*>& pf,
const std::vector<size_t>& p ):
SimilarityTester( pf, p ){};
size_t test( std::vector<FeatureValue *>&,
size_t,
double );
private:
CosineTester( const CosineTester & ); // inhibit copies
CosineTester& operator=( const CosineTester & ); // inhibit copies
};
class DotProductTester: public SimilarityTester {
public:
DotProductTester( const std::vector<Feature*>& pf,
const std::vector<size_t>& p ):
SimilarityTester( pf, p ){};
size_t test( std::vector<FeatureValue *>&,
size_t,
double );
private:
DotProductTester( const DotProductTester & ); // inhibit copies
DotProductTester& operator=( const DotProductTester & ); // inhibit copies
};
TesterClass* getTester( MetricType,
const std::vector<Feature*>&,
const std::vector<size_t>&,
int );
}
#endif // TIMBL_TESTERS_H
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