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27 lines
863 B
C++
27 lines
863 B
C++
// -*- mode: c++; indent-tabs-mode: nil; tab-width: 2 -*-
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#pragma once
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#include <string>
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#include <vector>
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#include "moses/Parameter.h"
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#include "OptionsBaseClass.h"
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namespace Moses
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{
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// Options for mimum bayes risk decoding
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struct
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LMBR_Options : public OptionsBaseClass
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{
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bool enabled;
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bool use_lattice_hyp_set; //! to use nbest as hypothesis set during lattice MBR
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float precision; //! unigram precision theta - see Tromble et al 08 for more details
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float ratio; //! decaying factor for ngram thetas - see Tromble et al 08
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float map_weight; //! Weight given to the map solution. See Kumar et al 09
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size_t pruning_factor; //! average number of nodes per word wanted in pruned lattice
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std::vector<float> theta; //! theta(s) for lattice mbr calculation
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bool init(Parameter const& param);
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LMBR_Options();
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};
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}
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