Class Sphere
java.lang.Object
org.moeaframework.problem.AbstractProblem
org.moeaframework.problem.BBOB2016.BBOBFunction
org.moeaframework.problem.BBOB2016.Sphere
- All Implemented Interfaces:
AutoCloseable
,Problem
The sphere function. It is not intended for this function to be used directly since the BBOB test suite applies
additional transformations to the test functions.
Properties:
- Separable
- Unimodal
- Symmetric - Rotationally and scale invariant
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Field Summary
Fields inherited from class org.moeaframework.problem.AbstractProblem
numberOfConstraints, numberOfObjectives, numberOfVariables
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Constructor Summary
ConstructorDescriptionSphere
(int numberOfVariables) Constructs a new instance of the sphere function. -
Method Summary
Methods inherited from class org.moeaframework.problem.BBOB2016.BBOBFunction
newSolution
Methods inherited from class org.moeaframework.problem.AbstractProblem
close, getName, getNumberOfConstraints, getNumberOfObjectives, getNumberOfVariables
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Constructor Details
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Sphere
public Sphere(int numberOfVariables) Constructs a new instance of the sphere function.- Parameters:
numberOfVariables
- the number of decision variables
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Method Details
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evaluate
Description copied from interface:Problem
Evaluates the solution, updating the solution's objectives in place. Algorithms must explicitly call this method when appropriate to evaluate new solutions or reevaluate modified solutions.- Parameters:
solution
- the solution to be evaluated
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