MutateDoubleUniform

java.lang.Object
- org.opt4j.operator.mutate.MutateDouble
- - org.opt4j.operator.mutate.MutateDoubleElementwise
  - - org.opt4j.optimizer.mopso.MutateDoubleUniform

All Implemented Interfaces:

Operator<DoubleGenotype>, Mutate<DoubleGenotype>

Direct Known Subclasses:

MutateDoubleNonUniform
```
public class MutateDoubleUniform
extends MutateDoubleElementwise
```
The MutateDoubleUniform uniformly mutates a DoubleGenotype elementwise.

Field Summary

Fields
Modifier and Type Field Description

protected double perturbation
- Fields inherited from class org.opt4j.operator.mutate.MutateDouble
  normalize, random

Constructor Summary

Constructors
Constructor	Description
`MutateDoubleUniform(Rand random, NormalizeDouble normalize, double perturbation)`	Constructs a `MutateDoubleUniform`.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`protected double`	`mutateElement(double x, double lb, double ub, double p)`	Mutate one element of the list.

Methods inherited from class org.opt4j.operator.mutate.MutateDoubleElementwise
mutateList

Methods inherited from class org.opt4j.operator.mutate.MutateDouble
mutate

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Field Detail
  - perturbation
```
protected final double perturbation
```
- Constructor Detail
  - MutateDoubleUniform
```
@Inject
public MutateDoubleUniform(Rand random,
                           NormalizeDouble normalize,
                           double perturbation)
```
    Constructs a MutateDoubleUniform.
    
    Parameters:
    
    random - the random number generator
    
    normalize - the normalize operator
    
    perturbation - the perturbation index
- Method Detail
  - mutateElement
```
protected double mutateElement(double x,
                               double lb,
                               double ub,
                               double p)
```
    Description copied from class: MutateDoubleElementwise
    
    Mutate one element of the list.
    
    Specified by:
    
    mutateElement in class MutateDoubleElementwise
    
    Parameters:
    
    x - the element
    
    lb - the lower bound
    
    ub - the upper bound
    
    p - the mutation rate
    
    Returns:
    
    the mutated element