Class QNMinimizer.L2RegFunction
- java.lang.Object
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- opennlp.tools.ml.maxent.quasinewton.QNMinimizer.L2RegFunction
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- All Implemented Interfaces:
Function
- Enclosing class:
- QNMinimizer
public static class QNMinimizer.L2RegFunction extends java.lang.Object implements Function
L2-regularized objective function
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Constructor Summary
Constructors Constructor Description L2RegFunction(Function f, double l2Cost)
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description int
getDimension()
double[]
gradientAt(double[] x)
double
valueAt(double[] x)
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Constructor Detail
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L2RegFunction
public L2RegFunction(Function f, double l2Cost)
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Method Detail
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getDimension
public int getDimension()
- Specified by:
getDimension
in interfaceFunction
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gradientAt
public double[] gradientAt(double[] x)
- Specified by:
gradientAt
in interfaceFunction
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