sgpp::base::OperationEvalBsplineClenshawCurtisNaive Class Reference

Operation for evaluating B-spline linear combinations on Clenshaw-Curtis grids. More...

#include <OperationEvalBsplineClenshawCurtisNaive.hpp>

Inheritance diagram for sgpp::base::OperationEvalBsplineClenshawCurtisNaive:

Public Member Functions
void	eval (const DataMatrix &alpha, const DataVector &point, DataVector &value) override
double	eval (const DataVector &alpha, const DataVector &point) override
	OperationEvalBsplineClenshawCurtisNaive (GridStorage &storage, size_t degree)
	Constructor.
	~OperationEvalBsplineClenshawCurtisNaive () override
	Destructor.
Public Member Functions inherited from sgpp::base::OperationEval
	OperationEval ()
	Default constructor.
virtual	~OperationEval ()
	Destructor.

Protected Attributes
SBsplineClenshawCurtisBase	base
	1D B-spline basis
DataVector	pointInUnitCube
	untransformed evaluation point (temporary vector)
GridStorage &	storage
	storage of the sparse grid

Detailed Description

Operation for evaluating B-spline linear combinations on Clenshaw-Curtis grids.

Constructor & Destructor Documentation

OperationEvalBsplineClenshawCurtisNaive()

sgpp::base::OperationEvalBsplineClenshawCurtisNaive::OperationEvalBsplineClenshawCurtisNaive ( GridStorage &  storage, size_t  degree  )

inline

Constructor.

Parameters

storage	storage of the sparse grid
degree	B-spline degree

~OperationEvalBsplineClenshawCurtisNaive()

sgpp::base::OperationEvalBsplineClenshawCurtisNaive::~OperationEvalBsplineClenshawCurtisNaive ( )

inlineoverride

Destructor.

Member Function Documentation

eval() [1/2]

void sgpp::base::OperationEvalBsplineClenshawCurtisNaive::eval ( const DataMatrix &  alpha, const DataVector &  point, DataVector &  value  )

overridevirtual

Parameters

	alpha	coefficient matrix (each column is a coefficient vector)
	point	evaluation point
[out]	value	values of linear combination

Reimplemented from sgpp::base::OperationEval.

References alpha, base, sgpp::base::BsplineClenshawCurtisBasis< LT, IT >::eval(), sgpp::base::HashGridStorage::getBoundingBox(), sgpp::base::HashGridStorage::getDimension(), sgpp::base::HashGridPoint::getIndex(), sgpp::base::HashGridPoint::getLevel(), sgpp::base::HashGridStorage::getSize(), m, pointInUnitCube, sgpp::base::DataVector::setAll(), storage, and sgpp::base::BoundingBox::transformPointToUnitCube().

Referenced by python.uq.analysis.asgc.ASGCAnalysis.ASGCAnalysis::estimateDensity().

eval() [2/2]

double sgpp::base::OperationEvalBsplineClenshawCurtisNaive::eval ( const DataVector &  alpha, const DataVector &  point  )

overridevirtual

Parameters

alpha	coefficient vector
point	evaluation point

Returns

value of the linear combination

Implements sgpp::base::OperationEval.

References alpha, base, sgpp::base::BsplineClenshawCurtisBasis< LT, IT >::eval(), sgpp::base::HashGridStorage::getBoundingBox(), sgpp::base::HashGridStorage::getDimension(), sgpp::base::HashGridPoint::getIndex(), sgpp::base::HashGridPoint::getLevel(), sgpp::base::HashGridStorage::getSize(), pointInUnitCube, storage, and sgpp::base::BoundingBox::transformPointToUnitCube().

Referenced by sgpp::optimization::OperationMultipleHierarchisationBsplineClenshawCurtis::doDehierarchisation(), sgpp::optimization::OperationMultipleHierarchisationBsplineClenshawCurtis::doDehierarchisation(), and python.uq.analysis.asgc.ASGCAnalysis.ASGCAnalysis::estimateDensity().

Member Data Documentation

base

SBsplineClenshawCurtisBase sgpp::base::OperationEvalBsplineClenshawCurtisNaive::base

protected

1D B-spline basis

Referenced by eval(), and eval().

pointInUnitCube

DataVector sgpp::base::OperationEvalBsplineClenshawCurtisNaive::pointInUnitCube

protected

untransformed evaluation point (temporary vector)

Referenced by eval(), and eval().

storage

GridStorage& sgpp::base::OperationEvalBsplineClenshawCurtisNaive::storage

protected

storage of the sparse grid

Referenced by eval(), and eval().

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

• base/src/sgpp/base/operation/hash/OperationEvalBsplineClenshawCurtisNaive.hpp
• base/src/sgpp/base/operation/hash/OperationEvalBsplineClenshawCurtisNaive.cpp