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java.lang.Objectorg.apache.commons.math3.optim.BaseOptimizer<PAIR>
org.apache.commons.math3.optim.BaseMultivariateOptimizer<PointValuePair>
org.apache.commons.math3.optim.nonlinear.scalar.MultivariateOptimizer
org.apache.commons.math3.optim.linear.LinearOptimizer
public abstract class LinearOptimizer
Base class for implementing linear optimizers.
Field Summary | |
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private LinearObjectiveFunction |
function
Linear objective function. |
private Collection<LinearConstraint> |
linearConstraints
Linear constraints. |
private boolean |
nonNegative
Whether to restrict the variables to non-negative values. |
Fields inherited from class org.apache.commons.math3.optim.BaseOptimizer |
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evaluations, iterations |
Constructor Summary | |
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protected |
LinearOptimizer()
Simple constructor with default settings. |
Method Summary | |
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protected Collection<LinearConstraint> |
getConstraints()
|
protected LinearObjectiveFunction |
getFunction()
|
protected boolean |
isRestrictedToNonNegative()
|
PointValuePair |
optimize(OptimizationData... optData)
Stores data and performs the optimization. |
protected void |
parseOptimizationData(OptimizationData... optData)
Scans the list of (required and optional) optimization data that characterize the problem. |
Methods inherited from class org.apache.commons.math3.optim.nonlinear.scalar.MultivariateOptimizer |
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computeObjectiveValue, getGoalType |
Methods inherited from class org.apache.commons.math3.optim.BaseMultivariateOptimizer |
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getLowerBound, getStartPoint, getUpperBound |
Methods inherited from class org.apache.commons.math3.optim.BaseOptimizer |
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doOptimize, getConvergenceChecker, getEvaluations, getIterations, getMaxEvaluations, getMaxIterations, incrementEvaluationCount, incrementIterationCount |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Field Detail |
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private LinearObjectiveFunction function
private Collection<LinearConstraint> linearConstraints
private boolean nonNegative
Constructor Detail |
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protected LinearOptimizer()
Method Detail |
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protected boolean isRestrictedToNonNegative()
true
if the variables are restricted to non-negative values.protected LinearObjectiveFunction getFunction()
protected Collection<LinearConstraint> getConstraints()
public PointValuePair optimize(OptimizationData... optData) throws TooManyIterationsException
BaseOptimizer.parseOptimizationData(OptimizationData[])
if they need to register
their own options; but then, they must also call
super.parseOptimizationData(optData)
within that method.
optimize
in class MultivariateOptimizer
optData
- Optimization data. In addition to those documented in
MultivariateOptimizer
, this method will register the following data:
TooManyIterationsException
- if the maximal number of
iterations is exceeded.protected void parseOptimizationData(OptimizationData... optData)
parseOptimizationData
in class MultivariateOptimizer
optData
- Optimization data.
The following data will be looked for:
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