blob: b95d13ddb1db9d1854b5edb2b131b404b2a876e2 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
|
/***********************************************************************
Moses - statistical machine translation system
Copyright (C) 2006-2012 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
#ifndef PCFG_SCORE_TREE_SCORER_H_
#define PCFG_SCORE_TREE_SCORER_H_
#include "SyntaxTree.h"
#include "syntax-common/vocabulary.h"
#include "syntax-common/pcfg.h"
namespace MosesTraining
{
namespace Syntax
{
namespace PCFG
{
class TreeScorer
{
public:
TreeScorer(const Pcfg &, const Vocabulary &);
// Score tree according to PCFG. Returns false if unsuccessful (due to
// missing rule).
bool Score(SyntaxTree &);
private:
const Pcfg &pcfg_;
const Vocabulary &non_term_vocab_;
std::map<SyntaxTree *, double> scores_;
bool CalcScores(SyntaxTree &);
void SetAttributes(SyntaxTree &);
void ZeroScores(SyntaxTree &);
};
} // namespace PCFG
} // namespace Syntax
} // namespace MosesTraining
#endif
|