/usr/include/torch/Criterion.h is in libtorch3-dev 3.1-2.1build1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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//
// This file is part of Torch 3.1.
//
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#ifndef CRITERION_INC
#define CRITERION_INC
#include "GradientMachine.h"
#include "DataSet.h"
namespace Torch {
/** #Criterion# class for #StochasticGradient#.
A #Criterion# computes an error with its inputs
and a dataset #data#.
It knows how to backpropagate this error.
A #Criterion# shouldn't be connected to the inputs of
another #GradientMachine#.
ne doit pas se connecter sur l'entree d'une
By default, the number of outputs for a #Criterion#
is fixed to one. It \emph{must} contain the error:
This one is used by the #StochasticGradient# for the
stopping criterion.
@author Ronan Collobert (collober@idiap.ch)
*/
class Criterion : public GradientMachine
{
public:
/// #DataSet# used to compute the error.
DataSet *data;
///
Criterion(int n_inputs_, int n_params_=0);
/** Set #data# to #data_#. The criterion
should be able to react to this function.
*/
virtual void setDataSet(DataSet *data_);
//-----
virtual ~Criterion();
};
}
#endif
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