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#include "ff.h"
#include "tdict.h"
#include "hg.h"
using namespace std;
FeatureFunction::~FeatureFunction() {}
void FeatureFunction::PrepareForInput(const SentenceMetadata&) {}
void FeatureFunction::FinalTraversalFeatures(const void* /* ant_state */,
SparseVector<double>* /* features */) const {}
string FeatureFunction::usage_helper(std::string const& name,std::string const& params,std::string const& details,bool sp,bool sd) {
string r=name;
if (sp) {
r+=": ";
r+=params;
}
if (sd) {
r+="\n";
r+=details;
}
return r;
}
void FeatureFunction::FinalTraversalFeatures(const SentenceMetadata& /* smeta */,
const HG::Edge& /* edge */,
const void* residual_state,
SparseVector<double>* final_features) const {
FinalTraversalFeatures(residual_state,final_features);
}
void FeatureFunction::TraversalFeaturesImpl(const SentenceMetadata&,
const Hypergraph::Edge&,
const std::vector<const void*>&,
SparseVector<double>*,
SparseVector<double>*,
void*) const {
cerr << "TraversalFeaturesImpl not implemented - override it or TraversalFeaturesLog\n";
abort();
}
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