edu.washington.cs.supple.render.utility
Interface FactoredCostCalculator

All Known Implementing Classes:

BasicFactoredCostCalculator, RegretCalculator

public interface FactoredCostCalculator

Author:

kgajos An interface for all cost calculators that use factored cost functions

Method Summary

double	calculateCost(int strategy, Solution solution, FactoredCostFunction costFunction) Calculates the cost of an entire solution
float	calculateCost(int strategy, Widget reference, java.util.Collection feasibleWidgets, java.util.Collection factors) Computes cost for a reference widget and a domain of feasible widgets

Method Detail

calculateCost

public float calculateCost(int strategy,
                           Widget reference,
                           java.util.Collection feasibleWidgets,
                           java.util.Collection factors)

Computes cost for a reference widget and a domain of feasible widgets

Parameters:

strategy - an optional argument if more than one variant of a method is possible

reference - reference widget

feasibleWidgets - all feasible widgets

factors - a collection of factors

Returns:

the cost

calculateCost

public double calculateCost(int strategy,
                            Solution solution,
                            FactoredCostFunction costFunction)

Calculates the cost of an entire solution

Parameters:

strategy - an optional argument if more than one variant of a method is possible

solution - a solution to be evaluated

costFunction - the cost function to be used

Returns:

the cost