System documentation of the GNU Image-Finding Tool

CQueryNormalizer.h
00001 /* -*- mode: c++ -*- 
00002 */
00003 /* 
00004 
00005     GIFT, a flexible content based image retrieval system.
00006     Copyright (C) 1998, 1999, 2000, 2001, 2002, CUI University of Geneva
00007 
00008      Copyright (C) 2003, 2004 Bayreuth University
00009       2005 Bamberg University
00010     This program is free software; you can redistribute it and/or modify
00011     it under the terms of the GNU General Public License as published by
00012     the Free Software Foundation; either version 2 of the License, or
00013     (at your option) any later version.
00014 
00015     This program is distributed in the hope that it will be useful,
00016     but WITHOUT ANY WARRANTY; without even the implied warranty of
00017     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00018     GNU General Public License for more details.
00019 
00020     You should have received a copy of the GNU General Public License
00021     along with this program; if not, write to the Free Software
00022     Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
00023 
00024 */
00025 /***************************************
00026 *
00027 * CQUERYNORMALIZER
00028 *
00029 ****************************************
00030 *
00031 * modification history:
00032 *
00033 * HM 090399 created the documentation
00034 *
00035 ****************************************
00036 *
00037 * compiler defines used:
00038 *
00039 *
00040 ****************************************/
00041 #ifndef _CQUERYNORMALIZER
00042 #define _CQUERYNORMALIZER
00043 #include "libGIFTQuInvertedFile/include/uses-declarations.h"
00044 #include "libGIFTAcInvertedFile/include/CDocumentFrequencyElement.h"
00045 #include "libGIFTQuInvertedFile/include/CWeightingFunction.h"
00046 #include "libGIFTAcInvertedFile/include/CAcInvertedFile.h"
00047 
00055 class CQueryNormalizer{
00056 
00057  protected:
00058 
00059     /***************************************
00060      *
00061      * 
00062      *
00063      ***************************************/
00065     double mValue;
00066     /***************************************
00067      *
00068      * 
00069      *
00070      ***************************************/
00072     const CAcInvertedFile* mAccessor;
00073 
00074  public:
00075     /***************************************
00076      *
00077      * 
00078      *
00079      ***************************************/
00081     CQueryNormalizer(const CAcInvertedFile* inAccessor=0);
00082 
00083     /***************************************
00084      *
00085      * 
00086      *
00087      ***************************************/
00089     void setAccessor(const CAcInvertedFile* inAccessor);
00090 
00091     /***************************************
00092      *
00093      * 
00094      *
00095      ***************************************/
00097     virtual void reset();
00098 
00099     /***************************************
00100      *
00101      * 
00102      *
00103      ***************************************/
00105     virtual double getValue()const;
00106 
00107     /***************************************
00108      *
00109      * 
00110      *
00111      ***************************************/
00113     virtual void considerQueryFeature(const CWeightingFunction& 
00114                                       inFeature);
00115     /***************************************
00116      *
00117      * returning a copy of this
00118      *
00119      ***************************************/
00120     virtual CQueryNormalizer* clone()const;
00121 };
00122 #endif

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