sgpp::datadriven::OperationMakePositiveCandidateSetAlgorithm Class Reference

#include <OperationMakePositiveCandidateSetAlgorithm.hpp>

Inheritance diagram for sgpp::datadriven::OperationMakePositiveCandidateSetAlgorithm:

Public Member Functions
size_t	costsComputingCandidates ()
base::DataVector &	costsComputingCandidatesPerIteration ()
virtual void	nextCandidates (base::Grid &grid, base::DataVector &alpha, size_t levelSum, std::vector< std::shared_ptr< base::HashGridPoint >> &candidates)=0
	Load the next candidate set that contains grid points with the currently explored levelsum. More...
virtual size_t	numCandidates ()=0
virtual base::DataVector &	numCandidatesPerIteration ()=0
base::DataVector &	numCandidatesPerLevel ()
	OperationMakePositiveCandidateSetAlgorithm (size_t maxLevel)
	Constructor. More...
void	setVerbose (bool pverbose)
	Set verbosity level. More...
virtual	~OperationMakePositiveCandidateSetAlgorithm ()
	Desctructor. More...

Protected Member Functions
void	findNodesWithNegativeCoefficients (base::DataVector &alpha, std::vector< size_t > &negativeGridPoints, double tol=-1e-14)
	Extract grid points with negative coefficient. More...

Protected Attributes
base::DataVector	costsPerIteration
	comparison costs per iteration More...
base::DataVector	gridPointsPerLevel
	candiddate grid points per level More...
size_t	iteration
	iteration counter More...
size_t	maxLevel
	maximum full grid level for the candidate set More...
bool	verbose
	verbosity level More...

Constructor & Destructor Documentation

OperationMakePositiveCandidateSetAlgorithm()

sgpp::datadriven::OperationMakePositiveCandidateSetAlgorithm::OperationMakePositiveCandidateSetAlgorithm ( size_t  maxLevel )

explicit

Constructor.

Parameters

maxLevel

maximum level for candidate set

~OperationMakePositiveCandidateSetAlgorithm()

sgpp::datadriven::OperationMakePositiveCandidateSetAlgorithm::~OperationMakePositiveCandidateSetAlgorithm ( )

virtual

Desctructor.

Member Function Documentation

costsComputingCandidates()

size_t sgpp::datadriven::OperationMakePositiveCandidateSetAlgorithm::costsComputingCandidates

(

)

Returns

number of comparisons that have been computed in total

References costsPerIteration, and sgpp::base::DataVector::sum().

costsComputingCandidatesPerIteration()

base::DataVector & sgpp::datadriven::OperationMakePositiveCandidateSetAlgorithm::costsComputingCandidatesPerIteration

(

)

Returns

number of comparisons that have been computed per iteration

References costsPerIteration.

findNodesWithNegativeCoefficients()

void sgpp::datadriven::OperationMakePositiveCandidateSetAlgorithm::findNodesWithNegativeCoefficients ( base::DataVector &  alpha, std::vector< size_t > &  negativeGridPoints, double  tol = -1e-14  )

protected

Extract grid points with negative coefficient.

Parameters

alpha	coefficient vector
negativeGridPoints	vector that contains the indices of the grid points with negative coefficient
tol	tolerance for positivity

References sgpp::base::DataVector::getSize(), and python.statsfileInfo::i.

Referenced by sgpp::datadriven::OperationMakePositiveFindIntersectionCandidates::nextCandidates(), and sgpp::datadriven::OperationMakePositiveHybridFindIntersectionCandidates::nextCandidates().

nextCandidates()

virtual void sgpp::datadriven::OperationMakePositiveCandidateSetAlgorithm::nextCandidates ( base::Grid &  grid, base::DataVector &  alpha, size_t  levelSum, std::vector< std::shared_ptr< base::HashGridPoint >> &  candidates  )

pure virtual

Load the next candidate set that contains grid points with the currently explored levelsum.

Parameters

grid	current sparse grid that needs to be extended
alpha	corresponding coefficient vector
levelSum	current levelsum to be explored
candidates	vector that contains the candidate set for the current levelsum

Implemented in sgpp::datadriven::OperationMakePositiveHybridFindIntersectionCandidates, sgpp::datadriven::OperationMakePositiveLoadFullGridCandidates, and sgpp::datadriven::OperationMakePositiveFindIntersectionCandidates.

numCandidates()

virtual size_t sgpp::datadriven::OperationMakePositiveCandidateSetAlgorithm::numCandidates ( )

pure virtual

Returns

total number of candidates

Implemented in sgpp::datadriven::OperationMakePositiveLoadFullGridCandidates, and sgpp::datadriven::OperationMakePositiveFindIntersectionCandidates.

numCandidatesPerIteration()

virtual base::DataVector& sgpp::datadriven::OperationMakePositiveCandidateSetAlgorithm::numCandidatesPerIteration ( )

pure virtual

Returns

number of candidates that have been computed per iteration

Implemented in sgpp::datadriven::OperationMakePositiveLoadFullGridCandidates, and sgpp::datadriven::OperationMakePositiveFindIntersectionCandidates.

numCandidatesPerLevel()

base::DataVector & sgpp::datadriven::OperationMakePositiveCandidateSetAlgorithm::numCandidatesPerLevel

(

)

Returns

number of candidates that have been computed per levelsum

References gridPointsPerLevel.

setVerbose()

void sgpp::datadriven::OperationMakePositiveCandidateSetAlgorithm::setVerbose

(

bool

pverbose

)

Set verbosity level.

Parameters

pverbose

verbosity level

References verbose.

Member Data Documentation

costsPerIteration

base::DataVector sgpp::datadriven::OperationMakePositiveCandidateSetAlgorithm::costsPerIteration

protected

comparison costs per iteration

Referenced by costsComputingCandidates(), costsComputingCandidatesPerIteration(), sgpp::datadriven::OperationMakePositiveFindIntersectionCandidates::findIntersections(), sgpp::datadriven::OperationMakePositiveFindIntersectionCandidatesJoin::findIntersections(), sgpp::datadriven::OperationMakePositiveHybridFindIntersectionCandidates::findIntersections(), sgpp::datadriven::OperationMakePositiveFindIntersectionCandidates::nextCandidates(), and sgpp::datadriven::OperationMakePositiveHybridFindIntersectionCandidates::nextCandidates().

gridPointsPerLevel

base::DataVector sgpp::datadriven::OperationMakePositiveCandidateSetAlgorithm::gridPointsPerLevel

protected

candiddate grid points per level

Referenced by sgpp::datadriven::OperationMakePositiveFindIntersectionCandidates::nextCandidates(), sgpp::datadriven::OperationMakePositiveLoadFullGridCandidates::nextCandidates(), and numCandidatesPerLevel().

iteration

size_t sgpp::datadriven::OperationMakePositiveCandidateSetAlgorithm::iteration

protected

iteration counter

Referenced by sgpp::datadriven::OperationMakePositiveHybridFindIntersectionCandidates::findIntersections(), python.uq.learner.Regressor.Regressor::learnData(), python.uq.learner.Interpolant.Interpolant::learnDataWithTest(), sgpp::datadriven::OperationMakePositiveFindIntersectionCandidates::nextCandidates(), sgpp::datadriven::OperationMakePositiveLoadFullGridCandidates::nextCandidates(), sgpp::datadriven::OperationMakePositiveHybridFindIntersectionCandidates::nextCandidates(), python.uq.learner.SimulationLearner.SimulationLearner::refineGrid(), and python.uq.learner.SimulationLearner.SimulationLearner::updateResults().

maxLevel

size_t sgpp::datadriven::OperationMakePositiveCandidateSetAlgorithm::maxLevel

protected

maximum full grid level for the candidate set

Referenced by sgpp::datadriven::OperationMakePositiveFindIntersectionCandidates::nextCandidates(), sgpp::datadriven::OperationMakePositiveLoadFullGridCandidates::nextCandidates(), sgpp::datadriven::OperationMakePositiveHybridFindIntersectionCandidates::nextCandidates(), and sgpp::datadriven::OperationMakePositiveLoadFullGridCandidates::~OperationMakePositiveLoadFullGridCandidates().

verbose

bool sgpp::datadriven::OperationMakePositiveCandidateSetAlgorithm::verbose

protected

verbosity level

Referenced by python.uq.operations.forcePositivity.findIntersections.IntersectionCandidates::findIntersections(), sgpp::datadriven::OperationMakePositiveFindIntersectionCandidates::findIntersections(), sgpp::datadriven::OperationMakePositiveFindIntersectionCandidatesJoin::findIntersections(), sgpp::datadriven::OperationMakePositiveHybridFindIntersectionCandidates::findIntersections(), sgpp::datadriven::OperationMakePositiveFindIntersectionCandidates::initializeCandidates(), sgpp::datadriven::OperationMakePositiveFindIntersectionCandidatesJoin::initializeCandidates(), sgpp::datadriven::OperationMakePositiveFindIntersectionCandidates::nextCandidates(), sgpp::datadriven::OperationMakePositiveHybridFindIntersectionCandidates::nextCandidates(), and setVerbose().

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

• datadriven/src/sgpp/datadriven/operation/hash/simple/OperationMakePositiveCandidateSetAlgorithm.hpp
• datadriven/src/sgpp/datadriven/operation/hash/simple/OperationMakePositiveCandidateSetAlgorithm.cpp