sgpp::datadriven::OperationMultipleEvalLinearDistributed Class Reference

This class is a distributed version of sgpp::base::OperationMultipleEvalLinear, it uses ScaLAPACK. More...

#include <OperationMultipleEvalLinearDistributed.hpp>

Inheritance diagram for sgpp::datadriven::OperationMultipleEvalLinearDistributed:

Public Member Functions
double	getDuration () override
void	multDistributed (sgpp::base::DataVector &alpha, DataVectorDistributed &result) override
	Distributed version of mult.
void	multTransposeDistributed (sgpp::base::DataVector &source, DataVectorDistributed &result) override
	Distributed version of multTransposed.
	OperationMultipleEvalLinearDistributed (sgpp::base::Grid &grid, sgpp::base::DataMatrix &dataset)
	Constructor.
	~OperationMultipleEvalLinearDistributed () override
	Destructor.
Public Member Functions inherited from sgpp::datadriven::OperationMultipleEvalDistributed
void	evalParallel (DataVector &alpha, DataVectorDistributed &result)
	Evaluate multiple datapoints with the specified grid in parallel.
void	mult (sgpp::base::DataVector &alpha, sgpp::base::DataVector &result) override
	Not implemented in distributed version.
void	multTranspose (sgpp::base::DataVector &source, sgpp::base::DataVector &result) override
	Not implemented in distributed version.
	OperationMultipleEvalDistributed (sgpp::base::Grid &grid, sgpp::base::DataMatrix &dataset)
	Constructor.
	~OperationMultipleEvalDistributed () override
	Destructor.
Public Member Functions inherited from sgpp::base::OperationMultipleEval
void	eval (DataVector &alpha, DataVector &result)
	Evaluate multiple datapoints with the specified grid.
virtual std::string	getImplementationName ()
	Name of this implementation of the operation.
virtual void	mult (DataVector &alpha, DataVector &result, size_t startIndexData, size_t endIndexData)
	Multiplication of \(B^T\) with vector \(\alpha\).
virtual void	multTranspose (DataVector &source, DataVector &result, size_t startIndexGrid, size_t endIndexGrid)
	Multiplication of \(B\) with vector \(\alpha\).
	OperationMultipleEval (sgpp::base::Grid &grid, DataMatrix &dataset)
	Constructor.
virtual void	prepare ()
	Used for kernel-specific setup like special data structures that are defined from the current state of the grid.
virtual	~OperationMultipleEval ()
	Destructor.

Protected Attributes
sgpp::base::GridStorage &	storage
Protected Attributes inherited from sgpp::base::OperationMultipleEval
DataMatrix &	dataset
Grid &	grid
bool	isPrepared

Detailed Description

This class is a distributed version of sgpp::base::OperationMultipleEvalLinear, it uses ScaLAPACK.

It implements distributed OperationB for a grid with modified linear ansatzfunctions

Constructor & Destructor Documentation

OperationMultipleEvalLinearDistributed()

sgpp::datadriven::OperationMultipleEvalLinearDistributed::OperationMultipleEvalLinearDistributed ( sgpp::base::Grid &  grid, sgpp::base::DataMatrix &  dataset  )

inline

Constructor.

Parameters

grid
dataset

~OperationMultipleEvalLinearDistributed()

sgpp::datadriven::OperationMultipleEvalLinearDistributed::~OperationMultipleEvalLinearDistributed ( )

inlineoverride

Destructor.

Member Function Documentation

getDuration()

double sgpp::datadriven::OperationMultipleEvalLinearDistributed::getDuration ( )

overridevirtual

Implements sgpp::base::OperationMultipleEval.

multDistributed()

void sgpp::datadriven::OperationMultipleEvalLinearDistributed::multDistributed ( sgpp::base::DataVector &  alpha, DataVectorDistributed &  result  )

overridevirtual

Distributed version of mult.

Multiplication of \(B^T\) with vector \(\alpha\)

Parameters

alpha	vector, to which \(B\) is applied. Typically the coefficient vector
result	the result vector of the matrix vector multiplication

Implements sgpp::datadriven::OperationMultipleEvalDistributed.

References alpha, sgpp::base::OperationMultipleEval::dataset, sgpp::datadriven::AlgorithmMultipleEvaluationDistributed< BASIS >::mult(), and storage.

multTransposeDistributed()

void sgpp::datadriven::OperationMultipleEvalLinearDistributed::multTransposeDistributed ( sgpp::base::DataVector &  source, DataVectorDistributed &  result  )

overridevirtual

Distributed version of multTransposed.

Multiplication of \(B\) with vector \(\alpha\)

Parameters

source	vector, to which \(B^T\) is applied. Typically the coefficient vector
result	the result vector of the matrix vector multiplication

Implements sgpp::datadriven::OperationMultipleEvalDistributed.

References alpha, sgpp::base::OperationMultipleEval::dataset, sgpp::datadriven::AlgorithmMultipleEvaluationDistributed< BASIS >::mult_transpose(), and storage.

Member Data Documentation

storage

sgpp::base::GridStorage& sgpp::datadriven::OperationMultipleEvalLinearDistributed::storage

protected

Referenced by multDistributed(), and multTransposeDistributed().

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The documentation for this class was generated from the following files:

• datadriven/src/sgpp/datadriven/operation/hash/OperationMultipleEvalScalapack/OperationMultipleEvalLinearDistributed.hpp
• datadriven/src/sgpp/datadriven/operation/hash/OperationMultipleEvalScalapack/OperationMultipleEvalLinearDistributed.cpp