public class StringCrossover extends AbstractCrossover<String>
| Constructor and Description |
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StringCrossover()
Default is single-point cross-over, applied to all parents.
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StringCrossover(int crossoverPoints)
Cross-over with a fixed number of cross-over points.
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StringCrossover(int crossoverPoints,
Probability crossoverProbability)
Cross-over with a fixed number of cross-over points.
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StringCrossover(NumberGenerator<Integer> crossoverPointsVariable)
Cross-over with a variable number of cross-over points.
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StringCrossover(NumberGenerator<Integer> crossoverPointsVariable,
NumberGenerator<Probability> crossoverProbabilityVariable)
Sets up a cross-over implementation that uses a variable number of cross-over
points.
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| Modifier and Type | Method and Description |
|---|---|
protected List<String> |
mate(String parent1,
String parent2,
int numberOfCrossoverPoints,
Random rng)
Perform cross-over on a pair of parents to generate a pair of offspring.
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applypublic StringCrossover()
public StringCrossover(int crossoverPoints)
crossoverPoints - The constant number of cross-over points
to use for all cross-over operations.public StringCrossover(int crossoverPoints,
Probability crossoverProbability)
crossoverProbability.crossoverPoints - The constant number of cross-over points
to use for all cross-over operations.crossoverProbability - The probability that, once selected,
a pair of parents will be subjected to cross-over rather than
being copied, unchanged, into the output population.public StringCrossover(NumberGenerator<Integer> crossoverPointsVariable)
crossoverPointsVariable - A random variable that provides a number
of cross-over points for each cross-over operation.public StringCrossover(NumberGenerator<Integer> crossoverPointsVariable, NumberGenerator<Probability> crossoverProbabilityVariable)
crossoverProbabilityVariable
parameter.crossoverPointsVariable - A variable that provides a (possibly constant,
possibly random) number of cross-over points for each cross-over operation.crossoverProbabilityVariable - A variable that controls the probability
that, once selected, a pair of parents will be subjected to cross-over rather
than being copied, unchanged, into the output population.protected List<String> mate(String parent1, String parent2, int numberOfCrossoverPoints, Random rng)
mate in class AbstractCrossover<String>parent1 - One of two individuals that provides the source material
for generating offspring.parent2 - One of two individuals that provides the source material
for generating offspring.numberOfCrossoverPoints - The number of cross-overs performed on the
two parents.rng - A source of randomness used to determine the location of
cross-over points.