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yat
classifier
FeatureSelector.h
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#ifndef _theplu_yat_classifier_featureselector_
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#define _theplu_yat_classifier_featureselector_
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// $Id: FeatureSelector.h 2119 2009-12-12 23:11:43Z peter $
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/*
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Copyright (C) 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 "yat/utility/Index.h"
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#include <list>
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namespace
theplu {
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namespace
yat {
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namespace
classifier {
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class
MatrixLookup;
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class
MatrixLookupWeighted;
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class
Target;
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class
FeatureSelector
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{
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public
:
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FeatureSelector
(
size_t
N,
size_t
skip=0);
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virtual
~FeatureSelector
(
void
);
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const
MatrixLookup
get
(
const
MatrixLookup
& data);
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const
MatrixLookupWeighted
get
(
const
MatrixLookupWeighted
& data);
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const
utility::Index
features
(
void
)
const
;
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virtual
void
update
(
const
MatrixLookup
& matrix,
const
Target
& target)=0;
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virtual
void
update
(
const
MatrixLookupWeighted
& matrix,
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const
Target
& target)=0;
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protected
:
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utility::Index
features_
;
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size_t
first_
;
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size_t
N_
;
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private
:
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};
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}}}
// of namespace classifier, yat, and theplu
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#endif
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