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java.lang.Objectorg.apache.commons.math.genetics.TournamentSelection
public class TournamentSelection
Tournament selection scheme. Each of the two selected chromosomes is selected
based on n-ary tournament -- this is done by drawing arity random
chromosomes without replacement from the population, and then selecting the
fittest chromosome among them.
| Constructor Summary | |
|---|---|
TournamentSelection(int arity)
Creates a new TournamentSelection instance. |
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| Method Summary | |
|---|---|
int |
getArity()
Gets the arity (number of chromosomes drawn to the tournament). |
ChromosomePair |
select(Population population)
Select two chromosomes from the population. |
void |
setArity(int arity)
Sets the arity (number of chromosomes drawn to the tournament). |
| Methods inherited from class java.lang.Object |
|---|
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
| Constructor Detail |
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public TournamentSelection(int arity)
arity - how many chromosomes will be drawn to the tournament| Method Detail |
|---|
public ChromosomePair select(Population population)
arity random chromosomes without replacement from the
population, and then selecting the fittest chromosome among them.
select in interface SelectionPolicypopulation - the population from which the chromosomes are choosen.
public int getArity()
public void setArity(int arity)
arity - arity of the tournament
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