mosesdecoder/moses/FF/SourceWordDeletionFeature.h
2013-06-11 00:05:12 +01:00

49 lines
1.2 KiB
C++

#ifndef moses_SourceWordDeletionFeature_h
#define moses_SourceWordDeletionFeature_h
#include <string>
#include <boost/unordered_set.hpp>
#include "StatelessFeatureFunction.h"
#include "moses/FactorCollection.h"
#include "moses/AlignmentInfo.h"
namespace Moses
{
/** Sets the features for source word deletion
*/
class SourceWordDeletionFeature : public StatelessFeatureFunction
{
private:
boost::unordered_set<std::string> m_vocab;
FactorType m_factorType;
bool m_unrestricted;
std::string m_filename;
public:
SourceWordDeletionFeature(const std::string &line);
void Load();
bool IsUseable(const FactorMask &mask) const {
return true;
}
virtual void Evaluate(const Phrase &source
, const TargetPhrase &targetPhrase
, ScoreComponentCollection &scoreBreakdown
, ScoreComponentCollection &estimatedFutureScore) const;
void ComputeFeatures(const Phrase &source,
const TargetPhrase& targetPhrase,
ScoreComponentCollection* accumulator,
const AlignmentInfo &alignmentInfo) const;
bool SetParameter(const std::string& key, const std::string& value);
};
}
#endif // moses_SourceWordDeletionFeature_h