Multiple evaluation operation that uses the subspace structure to save work compared to the naive or streaming variants. More...

#include <OperationMultipleEvalSubspaceCombined.hpp>

Inheritance diagram for sgpp::datadriven::OperationMultipleEvalSubspaceCombined:

Public Member Functions
size_t	getAlignment () override
	Alignment required by the vector instruction set SG++ is compiled with. More...

std::string	getImplementationName () override
	Name of the implementation, useful for benchmarking different implementation approaches. More...

size_t	getPaddedDatasetSize () override
	Size of the dataset after padding. More...

void	multImpl (sgpp::base::DataVector &source, sgpp::base::DataVector &result, const size_t start_index_data, const size_t end_index_data) override
	Internal mult operator, should not be called directly. More...

void	multTransposeImpl (sgpp::base::DataVector &alpha, sgpp::base::DataVector &result, const size_t start_index_data, const size_t end_index_data) override
	Internal eval operator, should not be called directly. More...

	OperationMultipleEvalSubspaceCombined (sgpp::base::Grid &grid, sgpp::base::DataMatrix &dataset)
	Creates a new instance of the OperationMultipleEvalSubspaceCombined class. More...

sgpp::base::DataMatrix *	padDataset (sgpp::base::DataMatrix &dataset)
	Pads the dataset. More...

void	prepare () override
	Updates the internal data structures to reflect changes to the grid, e.g. More...

	~OperationMultipleEvalSubspaceCombined ()
	Destructor. More...

Public Member Functions inherited from sgpp::datadriven::AbstractOperationMultipleEvalSubspace
	AbstractOperationMultipleEvalSubspace (base::Grid &grid, base::DataMatrix &dataset)

virtual double	getDuration () override

void	mult (sgpp::base::DataVector &source, sgpp::base::DataVector &result) override
	Multiplication of \(B^T\) with vector \(\alpha\). More...

void	multTranspose (sgpp::base::DataVector &alpha, sgpp::base::DataVector &result) override
	Multiplication of \(B\) with vector \(\alpha\). More...

	~AbstractOperationMultipleEvalSubspace ()

Public Member Functions inherited from sgpp::base::OperationMultipleEval
void	eval (DataVector &alpha, DataVector &result)
	Evaluate multiple datapoints with the specified grid. More...

virtual void	mult (DataVector &alpha, DataVector &result, size_t startIndexData, size_t endIndexData)
	Multiplication of \(B^T\) with vector \(\alpha\). More...

virtual void	multTranspose (DataVector &source, DataVector &result, size_t startIndexGrid, size_t endIndexGrid)
	Multiplication of \(B\) with vector \(\alpha\). More...

	OperationMultipleEval (sgpp::base::Grid &grid, DataMatrix &dataset)
	Constructor. More...

virtual	~OperationMultipleEval ()
	Destructor. More...

Static Public Member Functions
static void	calculateIndexCombined (size_t dim, size_t nextIterationToRecalc, const double const (&dataTuplePtr)[4], std::vector< uint32_t > &hInversePtr, uint32_t (&intermediates)[4], double *(&evalIndexValues)[4], uint32_t(&indexFlat)[4], double(&phiEval)[4])

static void	calculateIndexCombined2 (size_t dim, size_t nextIterationToRecalc, const double const (&dataTuplePtr)[4], const double const (&dataTuplePtr2)[4], std::vector< uint32_t > &hInversePtr, uint32_t (&intermediates)[4], uint32_t (&intermediates2)[4], double (&evalIndexValues)[4], double (&evalIndexValues2)[4], uint32_t(&indexFlat)[4], uint32_t(&indexFlat2)[4], double(&phiEval)[4], double(&phiEval2)[4])

Static Public Member Functions inherited from sgpp::datadriven::AbstractOperationMultipleEvalSubspace
static size_t	getChunkDataPoints ()

static size_t	getChunkGridPoints ()

Additional Inherited Members
Protected Attributes inherited from sgpp::datadriven::AbstractOperationMultipleEvalSubspace
base::GridStorage *	storage

Protected Attributes inherited from sgpp::base::OperationMultipleEval
DataMatrix &	dataset

Grid &	grid

bool	isPrepared

Detailed Description

Multiple evaluation operation that uses the subspace structure to save work compared to the naive or streaming variants.

Constructor & Destructor Documentation

◆ OperationMultipleEvalSubspaceCombined()

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

Creates a new instance of the OperationMultipleEvalSubspaceCombined class.

Parameters

grid	grid to be evaluated
dataset	set of evaluation points

References fileName, sgpp::base::DataMatrix::getNcols(), sgpp::base::Grid::getStorage(), padDataset(), and sgpp::datadriven::AbstractOperationMultipleEvalSubspace::storage.

◆ ~OperationMultipleEvalSubspaceCombined()

sgpp::datadriven::OperationMultipleEvalSubspaceCombined::~OperationMultipleEvalSubspaceCombined ( )

Destructor.

Member Function Documentation

◆ calculateIndexCombined()

static void sgpp::datadriven::OperationMultipleEvalSubspaceCombined::calculateIndexCombined	(	size_t	dim,
		size_t	nextIterationToRecalc,
		const double *const (&)	dataTuplePtr[4],
		std::vector< uint32_t > &	hInversePtr,
		uint32_t *(&)	intermediates[4],
		double *(&)	evalIndexValues[4],
		uint32_t(&)	indexFlat[4],
		double(&)	phiEval[4]
	)

inlinestatic

◆ calculateIndexCombined2()

static void sgpp::datadriven::OperationMultipleEvalSubspaceCombined::calculateIndexCombined2	(	size_t	dim,
		size_t	nextIterationToRecalc,
		const double *const (&)	dataTuplePtr[4],
		const double *const (&)	dataTuplePtr2[4],
		std::vector< uint32_t > &	hInversePtr,
		uint32_t *(&)	intermediates[4],
		uint32_t *(&)	intermediates2[4],
		double *(&)	evalIndexValues[4],
		double *(&)	evalIndexValues2[4],
		uint32_t(&)	indexFlat[4],
		uint32_t(&)	indexFlat2[4],
		double(&)	phiEval[4],
		double(&)	phiEval2[4]
	)

inlinestatic

◆ getAlignment()

size_t sgpp::datadriven::OperationMultipleEvalSubspaceCombined::getAlignment ( )

overridevirtual

Alignment required by the vector instruction set SG++ is compiled with.

Returns: alignment requirement

Implements sgpp::datadriven::AbstractOperationMultipleEvalSubspace.

References X86COMBINED_PARALLEL_DATA_POINTS.

◆ getImplementationName()

std::string sgpp::datadriven::OperationMultipleEvalSubspaceCombined::getImplementationName ( )

overridevirtual

Name of the implementation, useful for benchmarking different implementation approaches.

Returns: name of the implementation

Reimplemented from sgpp::base::OperationMultipleEval.

◆ getPaddedDatasetSize()

size_t sgpp::datadriven::OperationMultipleEvalSubspaceCombined::getPaddedDatasetSize ( )

overridevirtual

Size of the dataset after padding.

Returns: size of the padded dataset>

Reimplemented from sgpp::datadriven::AbstractOperationMultipleEvalSubspace.

References sgpp::base::DataMatrix::getNrows().

◆ multImpl()

void sgpp::datadriven::OperationMultipleEvalSubspaceCombined::multImpl	(	sgpp::base::DataVector &	source,
		sgpp::base::DataVector &	result,
		const size_t	start_index_data,
		const size_t	end_index_data
	)

overridevirtual

Internal mult operator, should not be called directly.

See also: OperationMultipleEval

Parameters

source	source operand for the operator
result	stores the result
start_index_data	beginning of the range to process
end_index_data	end of the range to process

Implements sgpp::datadriven::AbstractOperationMultipleEvalSubspace.

References sgpp::base::DataMatrix::getNcols(), sgpp::base::DataMatrix::getPointer(), python.statsfileInfo::i, sgpp::datadriven::SubspaceNodeCombined::indexFlatSurplusPairs, python.utils.statsfile2gnuplot::j, sgpp::datadriven::SubspaceNodeCombined::LIST, sgpp::base::DataVector::set(), sgpp::datadriven::SubspaceNodeCombined::subspaceArray, sgpp::datadriven::SubspaceNodeCombined::type, X86COMBINED_PARALLEL_DATA_POINTS, and X86COMBINED_VEC_PADDING.

◆ multTransposeImpl()

void sgpp::datadriven::OperationMultipleEvalSubspaceCombined::multTransposeImpl	(	sgpp::base::DataVector &	alpha,
		sgpp::base::DataVector &	result,
		const size_t	start_index_data,
		const size_t	end_index_data
	)

overridevirtual

Internal eval operator, should not be called directly.

See also: OperationMultipleEval

Parameters

alpha	surplusses of the grid
result	will contain the evaluation results for the given range.
start_index_data	beginning of the range to evaluate
end_index_data	end of the range to evaluate

Implements sgpp::datadriven::AbstractOperationMultipleEvalSubspace.

References sgpp::datadriven::SubspaceNodeCombined::ARRAY, sgpp::base::DataMatrix::getNcols(), sgpp::base::DataMatrix::getPointer(), python.statsfileInfo::i, sgpp::datadriven::SubspaceNodeCombined::indexFlatSurplusPairs, python.utils.statsfile2gnuplot::j, sgpp::datadriven::SubspaceNodeCombined::LIST, sgpp::datadriven::SubspaceNodeCombined::lockSubspace(), sgpp::datadriven::SubspaceNodeCombined::subspaceArray, sgpp::datadriven::SubspaceNodeCombined::type, sgpp::datadriven::SubspaceNodeCombined::unlockSubspace(), X86COMBINED_PARALLEL_DATA_POINTS, and X86COMBINED_VEC_PADDING.

◆ padDataset()

DataMatrix * sgpp::datadriven::OperationMultipleEvalSubspaceCombined::padDataset ( sgpp::base::DataMatrix & dataset )

Pads the dataset.

Parameters

dataset dataset to be padded

Returns: padded dataset

References sgpp::base::OperationMultipleEval::dataset, sgpp::base::DataMatrix::getAdditionallyReservedRows(), sgpp::base::DataMatrix::getNcols(), sgpp::base::DataMatrix::getNrows(), sgpp::base::DataMatrix::getRow(), python.statsfileInfo::i, python.utils.statsfile2gnuplot::j, sgpp::base::DataMatrix::reserveAdditionalRows(), sgpp::base::DataMatrix::resize(), sgpp::base::DataMatrix::set(), sgpp::base::DataMatrix::setRow(), X86COMBINED_PARALLEL_DATA_POINTS, and X86COMBINED_VEC_PADDING.

Referenced by OperationMultipleEvalSubspaceCombined().

◆ prepare()

void sgpp::datadriven::OperationMultipleEvalSubspaceCombined::prepare ( )

overridevirtual

Updates the internal data structures to reflect changes to the grid, e.g.

due to refinement.

Reimplemented from sgpp::base::OperationMultipleEval.

References sgpp::base::HashGridPoint::get(), sgpp::base::DataVector::get(), sgpp::base::HashGridStorage::getPoint(), sgpp::base::HashGridStorage::getSize(), sgpp::datadriven::SubspaceNodeCombined::getSurplus(), python.statsfileInfo::i, level, chess::point, sgpp::base::DataVector::set(), sgpp::datadriven::SubspaceNodeCombined::setSurplus(), and sgpp::datadriven::AbstractOperationMultipleEvalSubspace::storage.

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

datadriven/src/sgpp/datadriven/operation/hash/OperationMultipleEvalSubspace/combined/OperationMultipleEvalSubspaceCombined.hpp
datadriven/src/sgpp/datadriven/operation/hash/OperationMultipleEvalSubspace/combined/OperationMultipleEvalSubspaceCombined.cpp
datadriven/src/sgpp/datadriven/operation/hash/OperationMultipleEvalSubspace/combined/OperationMultipleEvalSubspaceCombined_listMultInner.cpp
datadriven/src/sgpp/datadriven/operation/hash/OperationMultipleEvalSubspace/combined/OperationMultipleEvalSubspaceCombined_multImpl.cpp
datadriven/src/sgpp/datadriven/operation/hash/OperationMultipleEvalSubspace/combined/OperationMultipleEvalSubspaceCombined_multTransposeImpl.cpp
datadriven/src/sgpp/datadriven/operation/hash/OperationMultipleEvalSubspace/combined/OperationMultipleEvalSubspaceCombined_prepareSubspaceIterator.cpp
datadriven/src/sgpp/datadriven/operation/hash/OperationMultipleEvalSubspace/combined/OperationMultipleEvalSubspaceCombined_uncachedMultTransposeInner.cpp

Public Member Functions

Static Public Member Functions

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ OperationMultipleEvalSubspaceCombined()

◆ ~OperationMultipleEvalSubspaceCombined()

Member Function Documentation

◆ calculateIndexCombined()

◆ calculateIndexCombined2()

◆ getAlignment()

◆ getImplementationName()

◆ getPaddedDatasetSize()

◆ multImpl()

◆ multTransposeImpl()

◆ padDataset()

◆ prepare()