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src
shogun
evaluation
GradientEvaluation.h
浏览该文件的文档.
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/*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* Written (W) 2013 Roman Votyakov
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* Copyright (C) 2012 Jacob Walker
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*/
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#ifndef CGRADIENTEVALUATION_H_
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#define CGRADIENTEVALUATION_H_
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#include <
shogun/evaluation/MachineEvaluation.h
>
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#include <
shogun/evaluation/DifferentiableFunction.h
>
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#include <
shogun/evaluation/EvaluationResult.h
>
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namespace
shogun
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{
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class
CGradientEvaluation
:
public
CMachineEvaluation
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{
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public
:
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CGradientEvaluation
();
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CGradientEvaluation
(
CMachine
* machine,
CFeatures
* features,
CLabels
* labels,
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CEvaluation
* evaluation_criterion,
bool
autolock=
true
);
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virtual
~CGradientEvaluation
();
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virtual
const
char
*
get_name
()
const
{
return
"GradientEvaluation"
; }
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virtual
CEvaluationResult
*
evaluate
();
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inline
void
set_function
(
CDifferentiableFunction
* diff)
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{
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SG_REF
(diff);
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SG_UNREF
(m_diff);
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m_diff=diff;
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}
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inline
CDifferentiableFunction
*
get_function
()
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{
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SG_REF
(m_diff);
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return
m_diff;
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}
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private
:
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void
init();
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void
update_parameter_dictionary();
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private
:
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CDifferentiableFunction
* m_diff;
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CMap<TParameter*, CSGObject*>
* m_parameter_dictionary;
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};
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}
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#endif
/* CGRADIENTEVALUATION_H_ */
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