utils/b64featvector.h


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#ifndef _B64FEATVECTOR_H_
#define _B64FEATVECTOR_H_

#include <string>

#include "sparse_vector.h"
#include "weights.h"

std::string EncodeFeatureVector(const SparseVector<weight_t> &);
void DecodeFeatureVector(const std::string &, SparseVector<weight_t> *);

#endif  // _B64FEATVECTOR_H_