System documentation of the GNU Image-Finding Tool

CAcInvertedFileAbstraction.h

/* -*- mode: c++ -*- 
*/
/* 

    GIFT, a flexible content based image retrieval system.
    Copyright (C) 1998, 1999, 2000, 2001, 2002, CUI University of Geneva

    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation; either version 2 of the License, or
    (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

*/
// -*- mode: c++ -*-


class CXMLElement;

#ifndef _CINVERTEDFILEACCESSOR
#define _CINVERTEDFILEACCESSOR
#include "libGIFTAcInvertedFile/include/uses-declarations.h"
#include <string>
#include "libMRML/include/TID.h"
#include "libMRML/include/CSelfDestroyPointer.h"
#include "libMRML/include/CArraySelfDestroyPointer.h"
#include "libGIFTAcInvertedFile/include/CDocumentFrequencyList.h"
#include "CCollectionFrequencyList.h"
#include "libGIFTAcInvertedFile/include/CADIHash.h"
#include "libGIFTAcURL2FTS/include/CAcURL2FTS.h"
#include <iostream>
#include <fstream>
#include <map>
#include <vector>
#ifdef HAS_HASH_MAP
#include <hash_map>
#else
#define hash_map map
#endif
#include <functional>
#include <algorithm>

#include "libMRML/include/CMagic.h"


typedef TID TFeatureID ;

class CAcInvertedFileAbstraction{  

public:
  virtual bool operator()()const =0;

  CAcInvertedFileAbstraction(const CXMLElement& inCollectionElement);
  ~CAcInvertedFileAbstraction();

  virtual string IDToURL(TID inID)const =0;

  virtual TID URLToID(const string& inURL)const =0;
  
  virtual CDocumentFrequencyList* FeatureToList(TFeatureID inFID)const =0;

  virtual CDocumentFrequencyList* URLToFeatureList(string inURL)const =0;

  virtual CDocumentFrequencyList* DIDToFeatureList(TID inDID)const =0;



  virtual double FeatureToCollectionFrequency(TFeatureID)const =0;

  virtual unsigned int getFeatureDescription(TID inFeatureID)const =0;

  virtual double DIDToMaxDocumentFrequency(TID)const =0;

  virtual double DIDToDFSquareSum(TID)const =0;

  virtual double DIDToSquareDFLogICFSum(TID)const =0;

  /*@name Inverted File Generation and Consistency Checking*/

  virtual bool generateInvertedFile() =0;

  virtual bool checkConsistency() =0;


  virtual list<TID>* getAllFeatureIDs()const =0;
};

#endif

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