System documentation of the GNU Image-Finding Tool

CQNNoNormalization.h
1 /* -*- mode: c++ -*-
2 */
3 /*
4 
5  GIFT, a flexible content based image retrieval system.
6  Copyright (C) 1998, 1999, 2000, 2001, 2002, CUI University of Geneva
7 
8  Copyright (C) 2003, 2004 Bayreuth University
9  2005 Bamberg University
10  This program is free software; you can redistribute it and/or modify
11  it under the terms of the GNU General Public License as published by
12  the Free Software Foundation; either version 2 of the License, or
13  (at your option) any later version.
14 
15  This program is distributed in the hope that it will be useful,
16  but WITHOUT ANY WARRANTY; without even the implied warranty of
17  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18  GNU General Public License for more details.
19 
20  You should have received a copy of the GNU General Public License
21  along with this program; if not, write to the Free Software
22  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23 
24 */
25 /***************************************
26 *
27 * CQNNONORMALIZATION
28 *
29 ****************************************
30 *
31 * modification history:
32 *
33 * HM 090399 created the documentation
34 *
35 ****************************************
36 *
37 * compiler defines used:
38 *
39 *
40 ****************************************/
41 #ifndef _CQNNONORMALIZATION
42 #define _CQNNONORMALIZATION
43 #include "libGIFTQuInvertedFile/include/uses-declarations.h"
44 
45 #include "libGIFTAcInvertedFile/include/CDocumentFrequencyElement.h"
46 #include "libGIFTQuInvertedFile/include/CWeightingFunction.h"
47 #include "libGIFTAcInvertedFile/include/CAcInvertedFile.h"
48 #include "libGIFTQuInvertedFile/include/CQueryNormalizer.h"
49 
54 public:
55 /***************************************
56 *
57 *
58 *
59 ***************************************/
61  CQNNoNormalization(const CAcInvertedFile* inAccessor=0);
62 
63 /***************************************
64 *
65 *
66 *
67 ***************************************/
69  virtual double getValue()const;
70 
71 /***************************************
72 *
73 *
74 *
75 ***************************************/
77  virtual void considerQueryFeature(const CWeightingFunction&
78  inFeature);
79 
80  /***************************************
81  *
82  * returning a copy of this
83  *
84  ***************************************/
85  virtual CQueryNormalizer* clone()const;
86 };
87 #endif
virtual double getValue() const
Translating in the end the information into a normalizing value.
For normalizing weights like in Salton/Buckley we need to now all the features in the query or all th...
Definition: CQueryNormalizer.h:55
a universally usable class for weighting.
Definition: CWeightingFunction.h:70
virtual void considerQueryFeature(const CWeightingFunction &inFeature)
Considers a feature.
Empty normalizer for the trivial case.
Definition: CQNNoNormalization.h:53
An accessor to an inverted file.
Definition: CAcInvertedFile.h:83

Need for discussion? Want to contribute? Contact
help-gift@gnu.org Generated using Doxygen