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java.lang.Objectga.core.selection.TournamentSelector<T>
T
- The generic type of individuals.public class TournamentSelector<T extends IIndividual<T>>
Implementation of a tournament selector. This will take a n
random
individuals and only the best of these n
individuals will be
selected.
n
is the tournament size.
Field Summary | |
---|---|
private boolean |
allowDuplicates
|
private boolean |
replaceOldOnInsert
|
private static int |
SELECTED_INDIVIDUALS
|
private int |
tournamentSize
|
Constructor Summary | |
---|---|
TournamentSelector(int tournamentSize)
Create a new tournament selector with the given tournament size. |
Method Summary | |
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int |
getTournamentSize()
Getter for the tournament size. |
void |
insert(IndividualList<T> list,
IPopulation<T> population,
boolean useEliteStrategy)
Inserts individuals into the population. |
IndividualList<T> |
select(IPopulation<T> population)
Selects individuals from the population. |
void |
setReplaceOldOnInsert(boolean replaceOldOnInsert)
Activate/deactivate the behavior of replacing individuals during insertion. |
void |
setTournamentSize(int tournamentSize)
Sets the tournament size. |
Methods inherited from class java.lang.Object |
---|
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Field Detail |
---|
private static final int SELECTED_INDIVIDUALS
private int tournamentSize
private boolean replaceOldOnInsert
private final boolean allowDuplicates
Constructor Detail |
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public TournamentSelector(int tournamentSize)
tournamentSize
- The tournament size.Method Detail |
---|
public IndividualList<T> select(IPopulation<T> population)
ISelector
select
in interface ISelector<T extends IIndividual<T>>
population
- The population to select from.
public void setReplaceOldOnInsert(boolean replaceOldOnInsert)
replaceOldOnInsert
- Replace or not.public void setTournamentSize(int tournamentSize)
tournamentSize
- The tournament size.public int getTournamentSize()
public void insert(IndividualList<T> list, IPopulation<T> population, boolean useEliteStrategy)
ISelector
insert
in interface ISelector<T extends IIndividual<T>>
list
- The individuals to insert.population
- The population to insert to.useEliteStrategy
- Use the elite strategy if true
. That will prevent the
elite from being replaced during insertion.
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