net.simplace.util.statistics.ErrorCalculationMethod

Defines the abstract functions/procedures that a class needs to implement in order to be usable as an error calculation method by the LeastDifferenceSelector


public abstract class ErrorCalculationMethod {
// Public Constructors
public ErrorCalculationMethod();

// Protected Instance Variables
protected int count;
protected double sum;

// Public Instance Methods
public void init();

Initializes the calculation method
public double getWorstValue();

Returns the value that is considered worst by the error calculation method
returns worstValue
public abstract void addDataPair(double observed, double calculated);

Adds a pair of observed and calculated data to the list
public abstract double getValue();

Calculates the (error)value from the list of pairs
returns errorvalue
public abstract boolean isBetter(double better, double worse);

Checks if the first value is better than the second value with respect to the calcualtion method.
returns true if first value is better than second
public abstract String getLabel();

Gets the label of the calculation method
returns label
public String getDescription();

Gets the full name or a short description of the error method
returns description or full name

}



Extended by: AgreementIndex, ConcordanceCorrelationCoefficient, CorrelationCoefficient, EF, MAE, ME, MRE, MSE, RMAE, RMSE, RRMSE, SMAPE, VoidErrorCalculator



Returned by: ErrorCalculationFactory.getErrorCalculator()