load.hpp

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#ifndef MLPACK_CORE_DATA_LOAD_HPP
#define MLPACK_CORE_DATA_LOAD_HPP

#include <mlpack/prereqs.hpp>
#include <mlpack/core/util/log.hpp>
#include <string>

#include "format.hpp"
#include "dataset_mapper.hpp"

namespace mlpack {
namespace data  {

template<typename eT>
bool Load(const std::string& filename,
          arma::Mat<eT>& matrix,
          const bool fatal = false,
          const bool transpose = true);

extern template bool Load<int>(const std::string&,
                               arma::Mat<int>&,
                               const bool,
                               const bool);

// size_t and uword should be one of these three typedefs.
extern template bool Load<unsigned int>(const std::string&,
                                        arma::Mat<unsigned int>&,
                                        const bool,
                                        const bool);

extern template bool Load<unsigned long>(const std::string&,
                                         arma::Mat<unsigned long>&,
                                         const bool,
                                         const bool);

extern template bool Load<unsigned long long>(const std::string&,
                                              arma::Mat<unsigned long long>&,
                                              const bool,
                                              const bool);

extern template bool Load<float>(const std::string&,
                                 arma::Mat<float>&,
                                 const bool,
                                 const bool);

extern template bool Load<double>(const std::string&,
                                  arma::Mat<double>&,
                                  const bool,
                                  const bool);

template<typename eT>
bool Load(const std::string& filename,
          arma::Col<eT>& vec,
          const bool fatal = false);

template<typename eT>
bool Load(const std::string& filename,
          arma::Row<eT>& rowvec,
          const bool fatal = false);

template<typename eT, typename PolicyType>
bool Load(const std::string& filename,
          arma::Mat<eT>& matrix,
          DatasetMapper<PolicyType>& info,
          const bool fatal = false,
          const bool transpose = true);

extern template bool Load<int, IncrementPolicy>(
    const std::string&,
    arma::Mat<int>&,
    DatasetMapper<IncrementPolicy>&,
    const bool,
    const bool);

extern template bool Load<arma::u32, IncrementPolicy>(
    const std::string&,
    arma::Mat<arma::u32>&,
    DatasetMapper<IncrementPolicy>&,
    const bool,
    const bool);

extern template bool Load<arma::u64, IncrementPolicy>(
    const std::string&,
    arma::Mat<arma::u64>&,
    DatasetMapper<IncrementPolicy>&,
    const bool,
    const bool);

extern template bool Load<float, IncrementPolicy>(
    const std::string&,
    arma::Mat<float>&,
    DatasetMapper<IncrementPolicy>&,
    const bool,
    const bool);

extern template bool Load<double, IncrementPolicy>(
    const std::string&,
    arma::Mat<double>&,
    DatasetMapper<IncrementPolicy>&,
    const bool,
    const bool);

template<typename T>
bool Load(const std::string& filename,
          const std::string& name,
          T& t,
          const bool fatal = false,
          format f = format::autodetect);

} // namespace data
} // namespace mlpack

// Include implementation of model-loading Load() overload.
#include "load_model_impl.hpp"
// Include implementation of Load() for vectors.
#include "load_vec_impl.hpp"

#endif