Package gov.nih.mipav.model.algorithms
Class CeresSolver.LineSearchFunction
- java.lang.Object
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- gov.nih.mipav.model.algorithms.CeresSolver.LineSearchFunction
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- Enclosing class:
- CeresSolver
class CeresSolver.LineSearchFunction extends java.lang.Object
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Field Summary
Fields Modifier and Type Field Description private java.util.Vector<java.lang.Double>direction_private CeresSolver.Evaluatorevaluator_private doubleinitial_evaluator_jacobian_time_in_secondsprivate doubleinitial_evaluator_residual_time_in_secondsprivate java.util.Vector<java.lang.Double>position_private java.util.Vector<java.lang.Double>scaled_direction_
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Constructor Summary
Constructors Constructor Description LineSearchFunction(CeresSolver.Evaluator evaluator)
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description java.util.Vector<java.lang.Double>direction()doubleDirectionInfinityNorm()voidEvaluate(double x, boolean evaluate_gradient, CeresSolver.FunctionSample output)voidInit(double[] position, java.util.Vector<java.lang.Double> direction)voidInit(java.util.Vector<java.lang.Double> position, java.util.Vector<java.lang.Double> direction)java.util.Vector<java.lang.Double>position()voidResetTimeStatistics()voidTimeStatistics(double[] cost_evaluation_time_in_seconds, double[] gradient_evaluation_time_in_seconds)
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Field Detail
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evaluator_
private CeresSolver.Evaluator evaluator_
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position_
private java.util.Vector<java.lang.Double> position_
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direction_
private java.util.Vector<java.lang.Double> direction_
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scaled_direction_
private java.util.Vector<java.lang.Double> scaled_direction_
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initial_evaluator_residual_time_in_seconds
private double initial_evaluator_residual_time_in_seconds
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initial_evaluator_jacobian_time_in_seconds
private double initial_evaluator_jacobian_time_in_seconds
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Constructor Detail
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LineSearchFunction
public LineSearchFunction(CeresSolver.Evaluator evaluator)
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Method Detail
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Init
public void Init(java.util.Vector<java.lang.Double> position, java.util.Vector<java.lang.Double> direction)
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Init
public void Init(double[] position, java.util.Vector<java.lang.Double> direction)
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Evaluate
public void Evaluate(double x, boolean evaluate_gradient, CeresSolver.FunctionSample output)
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DirectionInfinityNorm
public double DirectionInfinityNorm()
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ResetTimeStatistics
public void ResetTimeStatistics()
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TimeStatistics
public void TimeStatistics(double[] cost_evaluation_time_in_seconds, double[] gradient_evaluation_time_in_seconds)
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position
public java.util.Vector<java.lang.Double> position()
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direction
public java.util.Vector<java.lang.Double> direction()
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