public abstract class Chromosome extends java.lang.Object implements java.lang.Comparable<Chromosome>, Fitness
Modifier and Type | Field and Description |
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private double |
fitness
Cached value of the fitness of this chromosome.
|
Constructor and Description |
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Chromosome() |
Modifier and Type | Method and Description |
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int |
compareTo(Chromosome another)
Compares two chromosomes based on their fitness.
|
protected Chromosome |
findSameChromosome(Population population)
Searches the
population for another chromosome with the same
representation. |
double |
getFitness()
Access the fitness of this chromosome.
|
protected boolean |
isSame(Chromosome another)
Returns
true |
void |
searchForFitnessUpdate(Population population)
Searches the population for a chromosome representing the same solution,
and if it finds one, updates the fitness to its value.
|
public double getFitness()
public int compareTo(Chromosome another)
compareTo
in interface java.lang.Comparable<Chromosome>
another
- another chromosome to compareanother
is better than this
another
is worse than this
protected boolean isSame(Chromosome another)
true iff another
has the same
representation and therefore the same fitness. By default, it returns
false -- override it in your implementation if you need it.
another
- chromosome to compareanother
is equivalent to this chromosomeprotected Chromosome findSameChromosome(Population population)
population
for another chromosome with the same
representation. If such chromosome is found, it is returned, if no such
chromosome exists, returns null
.population
- Population to searchnull
if
no such chromosome exists.public void searchForFitnessUpdate(Population population)
population
- Population to searchCopyright (c) 2003-2016 Apache Software Foundation