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Algorithm-Evolutionary-0.79_1
River stage one • 3 direct dependents • 4 total dependents
2 ++
/ Algorithm::Evolutionary::Op::RouletteWheel

NAME

Algorithm::Evolutionary::Op::RouletteWheel - Fitness-proportional selection, using a roulette wheel.

SYNOPSIS

    use Algorithm::Evolutionary::Op::RouletteWheel;
    my $popSize = 100;
    my $selector = new  Algorithm::Evolutionary::Op::RouletteWheel $popSize;

Base Class

Algorithm::Evolutionary::Op::Selector

DESCRIPTION

Roulette wheel selection tries to select as many copies of the individual as it corresponds to its fitness. It is used in the canonical GA. Some information on this method of selection can be found in this GA tutorial

METHODS

new( $output_population_size )

Creates a new roulette wheel selector

apply

Applies the tournament selection to a population, returning another of the said size

See Also

Algorithm::Evolutionary::Op::TournamentSelect is another option for selecting a pool of individuals

Copyright

  This file is released under the GPL. See the LICENSE file included in this distribution,
  or go to http://www.fsf.org/licenses/gpl.txt