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#ifndef SelFitnessProportionalOp_h

#define SelFitnessProportionalOp_h


#include "SelectionOperator.h"


class SelFitnessProportionalOp : public SelectionOperator

{

protected:

    double selPressure_;


public:

    bool initialize(StateP);


    IndividualP select(const std::vector<IndividualP>&);


    std::vector<IndividualP> selectMany(const std::vector<IndividualP>&, uint);


    bool setSelPressure(double);


};

typedef boost::shared_ptr<SelFitnessProportionalOp> SelFitnessProportionalOpP;


#endif // SelFitnessProportionalOp_h


SelFitnessProportionalOp
Fitness proportional (and inverse proportional) individual selection operator.
Definition: SelFitnessProportionalOp.h:27

SelFitnessProportionalOp::select
IndividualP select(const std::vector< IndividualP > &)
Select one individual from a set.
Definition: SelFitnessProportionalOp.cpp:25

SelFitnessProportionalOp::selPressure_
double selPressure_
the ratio of selection probability of the best and worst individual in the set
Definition: SelFitnessProportionalOp.h:29

SelFitnessProportionalOp::initialize
bool initialize(StateP)
Selection operator initialization. Must be called before individual selection.
Definition: SelFitnessProportionalOp.cpp:8

SelFitnessProportionalOp::selectMany
std::vector< IndividualP > selectMany(const std::vector< IndividualP > &, uint)
Repeatedly select from the same pool (duplicates allowed)
Definition: SelFitnessProportionalOp.cpp:57

SelFitnessProportionalOp::setSelPressure
bool setSelPressure(double)
Set selection pressure value.
Definition: SelFitnessProportionalOp.cpp:15

SelectionOperator
Selection operator base class.
Definition: SelectionOperator.h:19