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java.lang.Objectorg.apache.commons.math3.optimization.direct.AbstractSimplex
org.apache.commons.math3.optimization.direct.MultiDirectionalSimplex
@Deprecated public class MultiDirectionalSimplex
This class implements the multi-directional direct search method.
| Constructor Summary | |
|---|---|
MultiDirectionalSimplex(double[] steps)
Deprecated. Build a multi-directional simplex with default coefficients. |
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MultiDirectionalSimplex(double[][] referenceSimplex)
Deprecated. Build a multi-directional simplex with default coefficients. |
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MultiDirectionalSimplex(double[][] referenceSimplex,
double khi,
double gamma)
Deprecated. Build a multi-directional simplex with specified coefficients. |
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MultiDirectionalSimplex(double[] steps,
double khi,
double gamma)
Deprecated. Build a multi-directional simplex with specified coefficients. |
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MultiDirectionalSimplex(int n)
Deprecated. Build a multi-directional simplex with default coefficients. |
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MultiDirectionalSimplex(int n,
double sideLength)
Deprecated. Build a multi-directional simplex with default coefficients. |
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MultiDirectionalSimplex(int n,
double khi,
double gamma)
Deprecated. Build a multi-directional simplex with specified coefficients. |
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MultiDirectionalSimplex(int n,
double sideLength,
double khi,
double gamma)
Deprecated. Build a multi-directional simplex with specified coefficients. |
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| Method Summary | |
|---|---|
void |
iterate(MultivariateFunction evaluationFunction,
Comparator<PointValuePair> comparator)
Deprecated. Compute the next simplex of the algorithm. |
| Methods inherited from class org.apache.commons.math3.optimization.direct.AbstractSimplex |
|---|
build, evaluate, getDimension, getPoint, getPoints, getSize, replaceWorstPoint, setPoint, setPoints |
| Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
| Constructor Detail |
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public 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. See
public 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.| Method Detail |
|---|
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.
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