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src
shogun
multiclass
ecoc
ECOCAEDDecoder.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) 2012 Chiyuan Zhang
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* Copyright (C) 2012 Chiyuan Zhang
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*/
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#ifndef ECOCAEDDECODER_H__
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#define ECOCAEDDECODER_H__
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#include <
shogun/multiclass/ecoc/ECOCSimpleDecoder.h
>
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#include <
shogun/mathematics/Math.h
>
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namespace
shogun
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{
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class
CECOCAEDDecoder
:
public
CECOCSimpleDecoder
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{
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public
:
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CECOCAEDDecoder
() {}
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virtual
~CECOCAEDDecoder
() {}
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virtual
const
char
*
get_name
()
const
{
return
"ECOCAEDDecoder"
; }
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protected
:
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virtual
bool
binary_decoding
()
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{
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return
false
;
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}
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virtual
float64_t
compute_distance
(
SGVector<float64_t>
outputs,
const
int32_t *code)
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{
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float64_t
dist = 0;
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for
(int32_t i=0; i < outputs.
vlen
; ++i)
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dist += (outputs[i]-code[i])*(outputs[i]-code[i]) *
CMath::abs
(code[i]);
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return
CMath::sqrt
(dist);
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}
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};
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}
/* shogun */
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#endif
/* end of include guard: ECOCAEDDECODER_H__ */
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