/usr/include/torch/TableLookupDistribution.h is in libtorch3-dev 3.1-2.2.
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 TABLE_LOOKUP_DISTRIBUTION_INC
#define TABLE_LOOKUP_DISTRIBUTION_INC
#include "Distribution.h"
namespace Torch {
/** This class outputs one of the observations as the logProbability. It
can eventually apply a log transformation and/or normalize by a given
prior. It can therefore
be used in conjunction with HMMs to implement the HMM/ANN hybrid model...
@author Samy Bengio (bengio@idiap.ch)
*/
class TableLookupDistribution : public Distribution
{
public:
/** The column in the observation vector that corresponds to the
logProbability.
*/
int column;
/// do we apply a log transformation
bool apply_log;
/// do we normalize by a given prior
real prior;
/** The column number corresponds to the logProbability which can
be normalized by an eventual prior.
*/
TableLookupDistribution(int column_ = 0, bool apply_log_ = true, real prior_ = 1.);
virtual real frameLogProbability(int t, real *inputs);
virtual ~TableLookupDistribution();
};
}
#endif
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