#include <Hartman3.hpp>

Inheritance diagram for sgpp::optimization::test_problems::Hartman3Objective:

Public Member Functions
void	clone (std::unique_ptr< ScalarFunction > &clone) const override

double	evalUndisplaced (const base::DataVector &x) override

	Hartman3Objective ()
	Constructor. More...

	~Hartman3Objective () override
	Destructor. More...

Public Member Functions inherited from sgpp::optimization::test_problems::TestScalarFunction
double	eval (const base::DataVector &x) override
	Evaluate displaced function. More...

const base::DataVector &	getDisplacement () const

void	setDisplacement (const base::DataVector &displacement)

	TestScalarFunction (size_t d)
	Constructor. More...

	~TestScalarFunction () override
	Destructor. More...

Public Member Functions inherited from sgpp::optimization::ScalarFunction
size_t	getNumberOfParameters () const

	ScalarFunction (size_t d)
	Constructor. More...

virtual	~ScalarFunction ()
	Destructor. More...

Additional Inherited Members
Protected Attributes inherited from sgpp::optimization::test_problems::TestScalarFunction
base::DataVector	displacement
	displacement vector More...

base::DataVector	xTmp
	temporary vector for displacing More...

Protected Attributes inherited from sgpp::optimization::ScalarFunction
size_t	d
	dimension of the domain More...

Detailed Description

Hartman3 objective function.

Definition:

\begin{gather*} \bar{f}(\bar{\vec{x}}) := -\sum_{i=1}^4 a_i \exp\!\left(-\sum_{t=1}^3 b_{i,t} (\bar{x}_t - c_{i,t})^2\right),\\ \vec{a} = \begin{pmatrix}1\\1.2\\3\\3.2\end{pmatrix},\qquad B := \begin{pmatrix} 3 & 10 & 30\\ 0.1 & 10 & 35\\ 3 & 10 & 30\\ 0.1 & 10 & 35 \end{pmatrix},\qquad C := \begin{pmatrix} 0.3689 & 0.1170 & 0.2673\\ 0.4699 & 0.4387 & 0.7470\\ 0.1091 & 0.8732 & 0.5547\\ 0.0382 & 0.5743 & 0.8828 \end{pmatrix}\end{gather*}

Constructor & Destructor Documentation

◆ Hartman3Objective()

sgpp::optimization::test_problems::Hartman3Objective::Hartman3Objective ( )

Constructor.

Referenced by clone().

◆ ~Hartman3Objective()

sgpp::optimization::test_problems::Hartman3Objective::~Hartman3Objective ( )

override

Destructor.

Member Function Documentation

◆ clone()

void sgpp::optimization::test_problems::Hartman3Objective::clone ( std::unique_ptr< ScalarFunction > & clone ) const

overridevirtual

Parameters

[out] clone pointer to cloned object

Implements sgpp::optimization::ScalarFunction.

References Hartman3Objective().

◆ evalUndisplaced()

double sgpp::optimization::test_problems::Hartman3Objective::evalUndisplaced ( const base::DataVector & x )

overridevirtual

Parameters

x	point \(\vec{x} \in [0, 1]^d\)

Returns: \(f(\vec{x})\)

Implements sgpp::optimization::test_problems::TestScalarFunction.

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

optimization/src/sgpp/optimization/test_problems/unconstrained/Hartman3.hpp
optimization/src/sgpp/optimization/test_problems/unconstrained/Hartman3.cpp

Public Member Functions