Class GridSearchCetaMaximizer
- java.lang.Object
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- tech.nmfin.portfoliooptimization.lai2010.ceta.maximizer.GridSearchCetaMaximizer
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- All Implemented Interfaces:
Optimizer<Ceta,CetaMaximizer.Solution>,CetaMaximizer
public class GridSearchCetaMaximizer extends Object implements CetaMaximizer
Searches (by brute force) for the maximal point of C(η) among a grid of values.
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Nested Class Summary
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Nested classes/interfaces inherited from interface tech.nmfin.portfoliooptimization.lai2010.ceta.maximizer.CetaMaximizer
CetaMaximizer.NegCetaFunction, CetaMaximizer.Solution
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Field Summary
Fields Modifier and Type Field Description static doubleDEFAULT_GRID_SIZE
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Constructor Summary
Constructors Constructor Description GridSearchCetaMaximizer()Constructs a maximizer using the default grid size for even grid search.GridSearchCetaMaximizer(double gridSize)Constructs a maximizer with a given grid size for even grid search.GridSearchCetaMaximizer(GridSearchMinimizer.GridDefinition gridDefinition)Constructs a maximizer with a user-defined grid.
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description CetaMaximizer.Solutionsearch(Ceta ceta, double rangeStart, double rangeEnd)Searches the maximal point of a given C(η) function within a given range.CetaMaximizer.Solutionsolve(Ceta ceta)Solve an optimization problem, e.g.,OptimProblem.
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Field Detail
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DEFAULT_GRID_SIZE
public static final double DEFAULT_GRID_SIZE
- See Also:
- Constant Field Values
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Constructor Detail
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GridSearchCetaMaximizer
public GridSearchCetaMaximizer()
Constructs a maximizer using the default grid size for even grid search.
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GridSearchCetaMaximizer
public GridSearchCetaMaximizer(double gridSize)
Constructs a maximizer with a given grid size for even grid search.- Parameters:
gridSize- the grid size
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GridSearchCetaMaximizer
public GridSearchCetaMaximizer(GridSearchMinimizer.GridDefinition gridDefinition)
Constructs a maximizer with a user-defined grid.- Parameters:
gridDefinition- the user-defined function for grid
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Method Detail
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search
public CetaMaximizer.Solution search(Ceta ceta, double rangeStart, double rangeEnd)
Description copied from interface:CetaMaximizerSearches the maximal point of a given C(η) function within a given range.- Specified by:
searchin interfaceCetaMaximizer- Parameters:
ceta- the C(η) functionrangeStart- the start of the rangerangeEnd- the end of the range- Returns:
- the maximal point
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solve
public CetaMaximizer.Solution solve(Ceta ceta) throws Exception
Description copied from interface:OptimizerSolve an optimization problem, e.g.,OptimProblem.- Specified by:
solvein interfaceOptimizer<Ceta,CetaMaximizer.Solution>- Parameters:
ceta- an optimization problem- Returns:
- a solution to the optimization problem
- Throws:
Exception- when there is an error solving the problem
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