shark::RouletteWheelSelection Struct Reference

Fitness-proportional selection operator. More...

#include <shark/Algorithms/DirectSearch/Operators/Selection/RouletteWheelSelection.h>

Public Member Functions
template<typename Rng , typename Iterator >
Iterator	operator() (Rng &rng, Iterator it, Iterator itE, RealVector const &probabilities) const
	Selects an individual from the range of individuals with prob. proportional to its fitness.

Detailed Description

Fitness-proportional selection operator.

See http://en.wikipedia.org/wiki/Fitness_proportionate_selection.

Definition at line 48 of file RouletteWheelSelection.h.

Member Function Documentation

operator()()

template<typename Rng , typename Iterator >

Iterator shark::RouletteWheelSelection::operator() ( Rng &  rng, Iterator  it, Iterator  itE, RealVector const &  probabilities  ) const

inline

Selects an individual from the range of individuals with prob. proportional to its fitness.

Parameters

[in]	rng	Random number generator.
[in]	it	Iterator pointing to the first valid element.
[in]	itE	Iterator pointing to the first invalid element.
[in]	probabilities	selection probabilities of the individuals

Definition at line 58 of file RouletteWheelSelection.h.

References shark::random::uni().

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The documentation for this struct was generated from the following file:

• include/shark/Algorithms/DirectSearch/Operators/Selection/RouletteWheelSelection.h