Class BasicModelP

  • public class BasicModelP
    extends BasicModel
    Implements the Poisson approximation for the binomial model for DFR.
    WARNING: This API is experimental and might change in incompatible ways in the next release.

    WARNING: for terms that do not meet the expected random distribution (e.g. stopwords), this model may give poor performance, such as abnormally high scores for low tf values.

    • Field Detail

      • LOG2_E

        protected static double LOG2_E
        log2(Math.E), precomputed.
    • Constructor Detail

      • BasicModelP

        public BasicModelP()
        Sole constructor: parameter-free
    • Method Detail

      • score

        public final float score​(BasicStats stats,
                                 float tfn)
        Description copied from class: BasicModel
        Returns the informative content score.
        Specified by:
        score in class BasicModel
      • toString

        public String toString()
        Description copied from class: BasicModel
        Subclasses must override this method to return the code of the basic model formula. Refer to the original paper for the list.
        Specified by:
        toString in class BasicModel