mosesdecoder/moses2/EstimatedScores.h
2017-02-01 00:10:16 +00:00

60 lines
1.8 KiB
C++

// $Id$
/***********************************************************************
Moses - factored phrase-based language decoder
Copyright (C) 2006 University of Edinburgh
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
***********************************************************************/
#pragma once
#include <iostream>
#include "legacy/Util2.h"
#include "legacy/Bitmap.h"
#include "legacy/Matrix.h"
namespace Moses2
{
class MemPool;
class System;
//! A square array of floats to store future costs in the phrase-based decoder
class EstimatedScores: public Matrix<float>
{
public:
EstimatedScores(MemPool &pool, size_t size) :
Matrix<float>(pool, size, size) {
}
~EstimatedScores(); // not implemented
float CalcEstimatedScore(Bitmap const&) const;
float CalcEstimatedScore(Bitmap const&, size_t startPos, size_t endPos) const;
std::ostream &Debug(std::ostream &out, const System &system) const {
for (size_t endPos = 0; endPos < GetSize(); endPos++) {
for (size_t startPos = 0; startPos < GetSize(); startPos++)
out << GetValue(startPos, endPos) << " ";
out << std::endl;
}
return out;
}
};
}