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// -*- mode: c++; indent-tabs-mode: nil; tab-width: 2 -*-
#pragma once
#include <string>
#include <limits>
#include "OptionsBaseClass.h"
#include "../TypeDef.h"
namespace Moses2
{
bool is_syntax(SearchAlgorithm algo);
struct
SearchOptions : public OptionsBaseClass {
SearchAlgorithm algo;
// stack decoding
size_t stack_size; // maxHypoStackSize;
size_t stack_diversity; // minHypoStackDiversity;
bool disable_discarding;
// Disable discarding of bad hypotheses from HypothesisStackNormal
size_t max_phrase_length;
size_t max_trans_opt_per_cov;
size_t max_partial_trans_opt;
// beam search
float beam_width;
int timeout;
bool consensus; //! Use Consensus decoding (DeNero et al 2009)
// reordering options
// bool reorderingConstraint; //! use additional reordering constraints
// bool useEarlyDistortionCost;
float early_discarding_threshold;
float trans_opt_threshold;
bool init(Parameter const& param);
SearchOptions(Parameter const& param);
SearchOptions();
bool
UseEarlyDiscarding() const {
return early_discarding_threshold != -std::numeric_limits<float>::infinity();
}
bool
update(std::map<std::string,xmlrpc_c::value>const& params);
};
}
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