public class MultiDirectionalSimplex extends AbstractSimplex
| Constructor and Description |
|---|
MultiDirectionalSimplex(double[] steps)
Build a multi-directional simplex with default coefficients.
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MultiDirectionalSimplex(double[][] referenceSimplex)
Build a multi-directional simplex with default coefficients.
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MultiDirectionalSimplex(double[][] referenceSimplex,
double khi,
double gamma)
Build a multi-directional simplex with specified coefficients.
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MultiDirectionalSimplex(double[] steps,
double khi,
double gamma)
Build a multi-directional simplex with specified coefficients.
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MultiDirectionalSimplex(int n)
Build a multi-directional simplex with default coefficients.
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MultiDirectionalSimplex(int n,
double sideLength)
Build a multi-directional simplex with default coefficients.
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MultiDirectionalSimplex(int n,
double khi,
double gamma)
Build a multi-directional simplex with specified coefficients.
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MultiDirectionalSimplex(int n,
double sideLength,
double khi,
double gamma)
Build a multi-directional simplex with specified coefficients.
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| Modifier and Type | Method and Description |
|---|---|
void |
iterate(MultivariateFunction evaluationFunction,
Comparator<PointValuePair> comparator)
Compute the next simplex of the algorithm.
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build, evaluate, getDimension, getPoint, getPoints, getSize, replaceWorstPoint, setPoint, setPointspublic MultiDirectionalSimplex(int n)
n - Dimension of the simplex.public MultiDirectionalSimplex(int n,
double sideLength)
n - Dimension of the simplex.sideLength - Length of the sides of the default (hypercube)
simplex. See AbstractSimplex.AbstractSimplex(int,double).public MultiDirectionalSimplex(int n,
double khi,
double gamma)
n - Dimension of the simplex. See
AbstractSimplex.AbstractSimplex(int,double).khi - Expansion coefficient.gamma - Contraction coefficient.public MultiDirectionalSimplex(int n,
double sideLength,
double khi,
double gamma)
n - Dimension of the simplex. See
AbstractSimplex.AbstractSimplex(int,double).sideLength - Length of the sides of the default (hypercube)
simplex. See AbstractSimplex.AbstractSimplex(int,double).khi - Expansion coefficient.gamma - Contraction coefficient.public MultiDirectionalSimplex(double[] steps)
steps - Steps along the canonical axes representing box edges.
They may be negative but not zero. Seepublic MultiDirectionalSimplex(double[] steps,
double khi,
double gamma)
steps - Steps along the canonical axes representing box edges.
They may be negative but not zero. See
AbstractSimplex.AbstractSimplex(double[]).khi - Expansion coefficient.gamma - Contraction coefficient.public MultiDirectionalSimplex(double[][] referenceSimplex)
referenceSimplex - Reference simplex. See
AbstractSimplex.AbstractSimplex(double[][]).public MultiDirectionalSimplex(double[][] referenceSimplex,
double khi,
double gamma)
referenceSimplex - Reference simplex. See
AbstractSimplex.AbstractSimplex(double[][]).khi - Expansion coefficient.gamma - Contraction coefficient.NotStrictlyPositiveException - if the reference simplex does not contain at least one point.DimensionMismatchException - if there is a dimension mismatch in the reference simplex.public void iterate(MultivariateFunction evaluationFunction, Comparator<PointValuePair> comparator)
iterate in class AbstractSimplexevaluationFunction - Evaluation function.comparator - Comparator to use to sort simplex vertices from best
to worst.Copyright © 2003–2016 The Apache Software Foundation. All rights reserved.