labelsChanger.h

Go to the documentation of this file.

 
#ifndef SI_LEARNER_LABELSCHANGER_H
#define SI_LEARNER_LABELSCHANGER_H
 
 
#include <si/learner/noiser.h>
 
class Vertex;
 
namespace sigraph
{
  class CliqueCache;

  class LabelsChanger : public Noiser
  {
  public:
    LabelsChanger() : Noiser( "labels_changer" ) {}
    virtual ~LabelsChanger() {}

    virtual double noise( Clique* cl, double & outp );
    virtual double openNoise( Clique* cl, double & outp );
    virtual double constrainedNoise( Clique* cl, double & outp, 
                                     const std::set<std::string> & 
                                     significantLabels, 
                                     const std::string & voidLabel );
    template<class T> void intersection( const std::set<T> & s1, 
                                         const std::set<T> & s2, 
                                         std::set<T> & s3 ) const;
    virtual unsigned randomGen( unsigned n );

    virtual double distance( Vertex* v, const std::string & oldlabel, 
                             const std::string & newlabel, CliqueCache* cc = 0 );
 
  protected:
    LabelsChanger( const std::string & syntax ) : Noiser( syntax ) {}
 
  private:
  };
 
  //    inline
 
  inline double LabelsChanger::distance( Vertex*, const std::string &, 
                                         const std::string &, CliqueCache * )
  {
    return( 1. );
  }
 
}
 
#endif