Summarizer.hpp

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/*==========================================================================
 * Copyright (c) 2002 Carnegie Mellon University.  All Rights Reserved.
 *
 * Use of the Lemur Toolkit for Language Modeling and Information Retrieval
 * is subject to the terms of the software license set forth in the LICENSE
 * file included with this software, and also available at
 * http://www.lemurproject.org/license.html
 *
 *==========================================================================
 */

#ifndef _SUMMARIZER_HPP
#define _SUMMARIZER_HPP

#include <stdlib.h> 
#include <vector>
#include <string>
#include "Passage.hpp"

using std::vector;
using std::string;

namespace lemur 
{
  namespace summarization 
  {
#define PSG_LEN  15    

    class Summarizer {

    public:
      virtual ~Summarizer();

      virtual void summDocument(const string &docID, const int optLen, const string &qInfo) = 0;

      virtual void scorePassages(const string &qInfo) = 0;

      virtual void markPassages(int optLen, const string &qInfo) = 0;

      virtual void addPassage(Passage &psg) = 0;

      virtual void clear(void) = 0;

      virtual int fetchPassages(Passage* psgs, int optLen) const = 0;

      virtual int nextPassage(Passage* psg) const = 0;

      virtual void iterClear(void) const = 0;

      virtual void outputSumm(void) const = 0;

      static const string EOS;
      
    }; // Summarizer
  }
}

#endif

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