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#ifndef _TRANSLATION_TABLE_
#define _TRANSLATION_TABLE_
#include <memory>
#include <string>
#include <tr1/unordered_map>
#include <boost/filesystem.hpp>
#include <boost/functional/hash.hpp>
using namespace std;
using namespace tr1;
namespace fs = boost::filesystem;
class Alignment;
class DataArray;
typedef boost::hash<pair<int, int> > PairHash;
class TranslationTable {
public:
TranslationTable(
shared_ptr<DataArray> source_data_array,
shared_ptr<DataArray> target_data_array,
shared_ptr<Alignment> alignment);
double GetTargetGivenSourceScore(const string& source_word,
const string& target_word);
double GetSourceGivenTargetScore(const string& source_word,
const string& target_word);
void WriteBinary(const fs::path& filepath) const;
private:
shared_ptr<DataArray> source_data_array;
shared_ptr<DataArray> target_data_array;
unordered_map<pair<int, int>, pair<double, double>, PairHash>
translation_probabilities;
};
#endif
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