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src
shogun
kernel
string
DistantSegmentsKernel.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) 2011 Heiko Strathmann
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* DS-Kernel implementation Written (W) 2008 Sébastien Boisvert under GPLv3
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* Copyright (C) 2011 Berlin Institute of Technology and Max-Planck-Society
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*/
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#ifndef DISTANTSEGMENTSKERNEL_H_
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#define DISTANTSEGMENTSKERNEL_H_
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#include <
shogun/kernel/string/StringKernel.h
>
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namespace
shogun
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{
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class
CDistantSegmentsKernel
:
public
CStringKernel
<char>
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{
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public
:
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CDistantSegmentsKernel
();
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CDistantSegmentsKernel
(int32_t size, int32_t
delta
, int32_t theta);
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CDistantSegmentsKernel
(
CStringFeatures<char>
* l,
CStringFeatures<char>
* r,
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int32_t size, int32_t delta, int32_t theta);
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virtual
bool
init
(
CFeatures
* l,
CFeatures
* r);
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virtual
EKernelType
get_kernel_type
()
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{
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return
K_DISTANTSEGMENTS
;
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}
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virtual
const
char
*
get_name
()
const
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{
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return
"DistantSegmentsKernel"
;
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}
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protected
:
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virtual
float64_t
compute
(int32_t idx_a, int32_t idx_b);
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private
:
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void
init();
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int32_t bin(int32_t j, int32_t i);
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int32_t
compute
(
char
* s, int32_t sLength,
char
* b, int32_t bLength,
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int32_t delta_m, int32_t theta_m);
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protected
:
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int32_t
m_delta
;
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int32_t
m_theta
;
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};
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}
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#endif
/* DISTANTSEGMENTSKERNEL_H_ */
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