12#ifndef MLPACK_METHODS_ANN_LAYER_POSITIONAL_ENCODING_HPP
13#define MLPACK_METHODS_ANN_LAYER_POSITIONAL_ENCODING_HPP
34 typename InputDataType = arma::mat,
35 typename OutputDataType = arma::mat
52 const size_t maxSequenceLength);
62 void Forward(
const arma::Mat<eT>& input, arma::Mat<eT>& output);
75 const arma::Mat<eT>& gy,
89 OutputDataType
const&
Delta()
const {
return delta; }
91 OutputDataType&
Delta() {
return delta; }
94 InputDataType
const&
Encoding()
const {
return positionalEncoding; }
99 template<
typename Archive>
106 void InitPositionalEncoding();
112 size_t maxSequenceLength;
115 InputDataType positionalEncoding;
118 OutputDataType delta;
121 InputDataType inputParameter;
124 OutputDataType outputParameter;
131#include "positional_encoding_impl.hpp"
Positional Encoding injects some information about the relative or absolute position of the tokens in...
OutputDataType const & Delta() const
Get the delta.
void Forward(const arma::Mat< eT > &input, arma::Mat< eT > &output)
Ordinary feed forward pass of a neural network, evaluating the function f(x) by propagating the activ...
InputDataType & InputParameter()
Modify the input parameter.
OutputDataType const & OutputParameter() const
Get the output parameter.
InputDataType const & Encoding() const
Get the positional encoding vector.
InputDataType const & InputParameter() const
Get the input parameter.
PositionalEncoding(const size_t embedDim, const size_t maxSequenceLength)
Create the PositionalEncoding layer object using the specified parameters.
void Backward(const arma::Mat< eT > &, const arma::Mat< eT > &gy, arma::Mat< eT > &g)
Ordinary feed backward pass of a neural network, calculating the function f(x) by propagating x backw...
OutputDataType & OutputParameter()
Modify the output parameter.
void serialize(Archive &ar, const unsigned int)
Serialize the layer.
OutputDataType & Delta()
Modify the delta.
PositionalEncoding()
Create PositionalEncoding object.
Linear algebra utility functions, generally performed on matrices or vectors.
The core includes that mlpack expects; standard C++ includes and Armadillo.