Package org.apache.solr.search.facet

Class AggUtil

java.lang.Object
org.apache.solr.search.facet.AggUtil
public class AggUtil extends Object

  • Method Summary

    Modifier and Type
    Method
    Description
    static double
    avg(double sum, long count)
    Computes and returns average for given sum and count
    static double
    stdDev(double sumSq, double sum, long count)
    Computes and returns corrected standard deviation for given values
    static double
    uncorrectedStdDev(double sumSq, double sum, long count)
    Computes and returns uncorrected standard deviation for given values
    static double
    uncorrectedVariance(double sumSq, double sum, long count)
    Computes and returns uncorrected variance for given values
    static double
    variance(double sumSq, double sum, long count)
    Computes and returns corrected variance for given values

    Methods inherited from class java.lang.Object

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

  • Method Details

    • avg

      public static double avg(double sum, long count)
      Computes and returns average for given sum and count

    • uncorrectedStdDev

      public static double uncorrectedStdDev(double sumSq, double sum, long count)
      Computes and returns uncorrected standard deviation for given values

    • stdDev

      public static double stdDev(double sumSq, double sum, long count)
      Computes and returns corrected standard deviation for given values

    • uncorrectedVariance

      public static double uncorrectedVariance(double sumSq, double sum, long count)
      Computes and returns uncorrected variance for given values

    • variance

      public static double variance(double sumSq, double sum, long count)
      Computes and returns corrected variance for given values