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yat
classifier
GaussianKernelFunction.h
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#ifndef _theplu_yat_classifier_gaussian_kernel_function_
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#define _theplu_yat_classifier_gaussian_kernel_function_
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// $Id: GaussianKernelFunction.h 2119 2009-12-12 23:11:43Z peter $
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/*
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Copyright (C) 2004, 2005, 2006, 2007, 2008 Jari Häkkinen, Peter Johansson
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This file is part of the yat library, http://dev.thep.lu.se/yat
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The yat library is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License as
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published by the Free Software Foundation; either version 3 of the
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License, or (at your option) any later version.
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The yat library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with yat. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "KernelFunction.h"
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#include <cmath>
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namespace
theplu {
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namespace
yat {
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namespace
classifier {
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class
DataLookup1D;
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class
GaussianKernelFunction
:
public
KernelFunction
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{
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public
:
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GaussianKernelFunction
(
double
= 1);
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virtual
~GaussianKernelFunction
(
void
) {};
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double
operator()
(
const
DataLookup1D
& x,
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const
DataLookup1D
& y)
const
;
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double
operator()
(
const
DataLookup1D
& x,
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const
DataLookupWeighted1D
& y)
const
;
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double
operator()
(
const
DataLookupWeighted1D
& x,
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const
DataLookupWeighted1D
& y)
const
;
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private
:
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double
sigma2_;
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};
// class GaussianKernelFunction
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}}}
// of namespace classifier, yat, and theplu
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#endif
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