mean_squared_logarithmic_error.hpp

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#ifndef MLPACK_METHODS_ANN_LOSS_FUNCTION_MEAN_SQUARED_LOGARITHMIC_ERROR_HPP
#define MLPACK_METHODS_ANN_LOSS_FUNCTION_MEAN_SQUARED_LOGARITHMIC_ERROR_HPP

#include <mlpack/prereqs.hpp>

namespace mlpack {
namespace ann  {

template <
    typename InputDataType = arma::mat,
    typename OutputDataType = arma::mat
>
class MeanSquaredLogarithmicError
{
 public:
  MeanSquaredLogarithmicError();

  template<typename InputType, typename TargetType>
  double Forward(const InputType&& input, const TargetType&& target);

  template<typename InputType, typename TargetType, typename OutputType>
  void Backward(const InputType&& input,
                const TargetType&& target,
                OutputType&& output);

  OutputDataType& OutputParameter() const { return outputParameter; }
  OutputDataType& OutputParameter() { return outputParameter; }

  template<typename Archive>
  void serialize(Archive& ar, const unsigned int /* version */);

 private:
  OutputDataType outputParameter;
}; // class MeanSquaredLogarithmicError

} // namespace ann
} // namespace mlpack

// Include implementation.
#include "mean_squared_logarithmic_error_impl.hpp"

#endif