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src
shogun
kernel
HistogramIntersectionKernel.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) 2010 Koen van de Sande
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* Copyright (C) 2010 Koen van de Sande / University of Amsterdam
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*/
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#ifndef _HISTOGRAMINTERSECTIONKERNEL_H___
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#define _HISTOGRAMINTERSECTIONKERNEL_H___
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#include <
shogun/lib/common.h
>
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#include <
shogun/kernel/DotKernel.h
>
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#include <
shogun/features/DenseFeatures.h
>
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namespace
shogun
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{
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class
CHistogramIntersectionKernel
:
public
CDotKernel
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{
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public
:
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CHistogramIntersectionKernel
();
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CHistogramIntersectionKernel
(int32_t size);
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CHistogramIntersectionKernel
(
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CDenseFeatures<float64_t>
* l,
CDenseFeatures<float64_t>
* r,
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float64_t
beta=1.0, int32_t size=10);
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virtual
~CHistogramIntersectionKernel
();
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virtual
bool
init
(
CFeatures
* l,
CFeatures
* r);
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/* register the parameters
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*/
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virtual
void
register_params
();
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virtual
EKernelType
get_kernel_type
() {
return
K_HISTOGRAMINTERSECTION
; }
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virtual
const
char
*
get_name
()
const
{
return
"HistogramIntersectionKernel"
; }
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inline
float64_t
get_beta
() {
return
m_beta
; }
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inline
void
set_beta
(
float64_t
beta) {
m_beta
= beta; }
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protected
:
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float64_t
m_beta
;
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virtual
float64_t
compute
(int32_t idx_a, int32_t idx_b);
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};
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}
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#endif
/* _HISTOGRAMINTERSECTIONKERNEL_H__ */
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