eaLib API Docs
Last Modified : January 7 2002

mss.ea.ins
Class EliteReinsertion

java.lang.Object
  |
  +--mss.ea.core.GeneticOperator
        |
        +--mss.ea.ins.Reinsertion
              |
              +--mss.ea.ins.EliteReinsertion
All Implemented Interfaces:
IndividualFilter

public class EliteReinsertion
extends Reinsertion

Elite reinsertion. According to the value of generationGap the worst individuals will be discarded and replaced by the best indivdiuals of the insertion pool according to the value of reinsertionRate. With respective values a growing or downsizing population can be set up. This operator implies that the population is sorted.

Since:
0.1
Version:
$Revision: 1.7 $ $Date: 2001/11/12 17:07:56 $
Author:
Andreas Rummler

Fields inherited from class mss.ea.ins.Reinsertion
gate, generationGap, pool, reinsertionRate
 
Fields inherited from class mss.ea.core.GeneticOperator
description, ID, name
 
Constructor Summary
EliteReinsertion(float genGap, float insRate)
          Constructor with individual gate and insertion parameters.
EliteReinsertion(IndividualGate gate)
          Constructor with individual gate.
EliteReinsertion(IndividualGate gate, float genGap, float insRate)
          Constructor with individual gate and insertion parameters.
 
Method Summary
 boolean filter(Individual i)
          Executes the internal filter on the given individual.
 IndividualStream reinsert(IndividualStream is)
          Filters the individual stream.
 
Methods inherited from class mss.ea.ins.Reinsertion
filter, getGap, getGapSize, getRate, getRateSize, getRateSize, getRateSize, setGap, setGate, setRate
 
Methods inherited from class mss.ea.core.GeneticOperator
getDescription, getID, getName, toString
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
 

Constructor Detail

EliteReinsertion

public EliteReinsertion(IndividualGate gate)
Constructor with individual gate.
Parameters:
gate - individual gate for insertion

EliteReinsertion

public EliteReinsertion(float genGap,
                        float insRate)
Constructor with individual gate and insertion parameters.
Parameters:
genGap - generation gap
insRate - insertion rate

EliteReinsertion

public EliteReinsertion(IndividualGate gate,
                        float genGap,
                        float insRate)
Constructor with individual gate and insertion parameters.
Parameters:
gate - individual gate for insertion
genGap - generation gap
insRate - insertion rate
Method Detail

reinsert

public IndividualStream reinsert(IndividualStream is)
                          throws ReinsertionException
Filters the individual stream.
Overrides:
reinsert in class Reinsertion
Parameters:
is - individual stream to filter
Returns:
filtered stream

filter

public boolean filter(Individual i)
Executes the internal filter on the given individual.
Overrides:
filter in class Reinsertion
Parameters:
i - individual to check for insertion
Returns:
always true

eaLib API Docs
Last Modified : January 7 2002

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