Class AfterEffect

  • Direct Known Subclasses:
    AfterEffectB, AfterEffectL

    public abstract class AfterEffect
    extends java.lang.Object
    This class acts as the base class for the implementations of the first normalization of the informative content in the DFR framework. This component is also called the after effect and is defined by the formula Inf2 = 1 - Prob2, where Prob2 measures the information gain.
    See Also:
    DFRSimilarity
    • Constructor Summary

      Constructors 
      Constructor Description
      AfterEffect()
      Sole constructor.
    • Method Summary

      All Methods Instance Methods Abstract Methods 
      Modifier and Type Method Description
      abstract Explanation explain​(BasicStats stats, double tfn)
      Returns an explanation for the score.
      abstract double scoreTimes1pTfn​(BasicStats stats)
      Returns the product of the after effect with 1+tfn.
      abstract java.lang.String toString()
      Subclasses must override this method to return the code of the after effect formula.
      • Methods inherited from class java.lang.Object

        clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
    • Constructor Detail

      • AfterEffect

        public AfterEffect()
        Sole constructor. (For invocation by subclass constructors, typically implicit.)
    • Method Detail

      • scoreTimes1pTfn

        public abstract double scoreTimes1pTfn​(BasicStats stats)
        Returns the product of the after effect with 1+tfn. This may not depend on the value of tfn.
      • explain

        public abstract Explanation explain​(BasicStats stats,
                                            double tfn)
        Returns an explanation for the score.
      • toString

        public abstract java.lang.String toString()
        Subclasses must override this method to return the code of the after effect formula. Refer to the original paper for the list.
        Overrides:
        toString in class java.lang.Object