Class ProductionOptimizer.ParetoResult

java.lang.Object

neqsim.process.util.optimizer.ProductionOptimizer.ParetoResult

Enclosing class:

ProductionOptimizer

public static final class ProductionOptimizer.ParetoResult
extends Object

Result of a multi-objective Pareto optimization containing the Pareto front.

Version:

1.0

Author:

NeqSim Development Team

Field Summary

Fields

Modifier and Type	Field	Description
private final List<ProductionOptimizer.ParetoPoint>	allPoints
private final List<String>	objectiveNames
private final Map<String, ProductionOptimizer.ObjectiveType>	objectiveTypes
private final List<ProductionOptimizer.ParetoPoint>	paretoFront
private final int	totalIterations

Constructor Summary

Constructors

Constructor	Description
ParetoResult(List<ProductionOptimizer.ParetoPoint> paretoFront, List<ProductionOptimizer.ParetoPoint> allPoints, List<String> objectiveNames, Map<String, ProductionOptimizer.ObjectiveType> objectiveTypes, int totalIterations)	Constructs a Pareto result.

Method Summary

Modifier and Type	Method	Description
List<ProductionOptimizer.ParetoPoint>	getAllPoints()	Returns all evaluated points including dominated ones.
Map<String,Double>	getNadirPoint()	Returns the nadir point (worst value for each objective on the Pareto front).
List<String>	getObjectiveNames()	Returns the objective names in order.
Map<String, ProductionOptimizer.ObjectiveType>	getObjectiveTypes()	Returns the objective types.
List<ProductionOptimizer.ParetoPoint>	getParetoFront()	Returns the Pareto front (non-dominated solutions only).
int	getParetoFrontSize()	Returns the number of points on the Pareto front.
int	getTotalIterations()	Returns the total number of iterations across all weight combinations.
Map<String,Double>	getUtopiaPoint()	Returns the utopia point (best value for each objective independently).
String	toMarkdownTable()	Formats the Pareto front as a Markdown table.

Methods inherited from class Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

paretoFront

private final List<ProductionOptimizer.ParetoPoint> paretoFront

allPoints

private final List<ProductionOptimizer.ParetoPoint> allPoints

objectiveNames

private final List<String> objectiveNames

objectiveTypes

private final Map<String, ProductionOptimizer.ObjectiveType> objectiveTypes

totalIterations

private final int totalIterations

Constructor Details

ParetoResult

public ParetoResult(List<ProductionOptimizer.ParetoPoint> paretoFront,
 List<ProductionOptimizer.ParetoPoint> allPoints,
 List<String> objectiveNames,
 Map<String, ProductionOptimizer.ObjectiveType> objectiveTypes,
 int totalIterations)

Constructs a Pareto result.

Parameters:

paretoFront - the non-dominated solutions forming the Pareto front

allPoints - all evaluated points (including dominated ones)

objectiveNames - names of the objectives in order

objectiveTypes - types (MAXIMIZE/MINIMIZE) for each objective

totalIterations - total number of optimization iterations across all weights

Method Details

getParetoFront

public List<ProductionOptimizer.ParetoPoint> getParetoFront()

Returns the Pareto front (non-dominated solutions only).

Returns:

list of Pareto-optimal points

getAllPoints

public List<ProductionOptimizer.ParetoPoint> getAllPoints()

Returns all evaluated points including dominated ones.

Returns:

list of all points

getObjectiveNames

public List<String> getObjectiveNames()

Returns the objective names in order.

Returns:

list of objective names

getObjectiveTypes

public Map<String, ProductionOptimizer.ObjectiveType> getObjectiveTypes()

Returns the objective types.

Returns:

map of objective name to type

getTotalIterations

public int getTotalIterations()

Returns the total number of iterations across all weight combinations.

Returns:

total iterations

getParetoFrontSize

public int getParetoFrontSize()

Returns the number of points on the Pareto front.

Returns:

Pareto front size

getUtopiaPoint

public Map<String,Double> getUtopiaPoint()

Returns the utopia point (best value for each objective independently).

Returns:

map of objective name to utopia value

getNadirPoint

public Map<String,Double> getNadirPoint()

Returns the nadir point (worst value for each objective on the Pareto front).

Returns:

map of objective name to nadir value

toMarkdownTable

public String toMarkdownTable()

Formats the Pareto front as a Markdown table.

Returns:

Markdown table string