Package com.compomics.util.math.statistics

Interface Distribution

All Known Implementing Classes:
BinomialDistribution, NonSymmetricalNormalDistribution, NormalDistribution
public interface Distribution
This class represents a statistical distribution model like a Gaussian distribution.
Author:
Marc Vaudel

  • Method Summary

    Modifier and Type
    Method
    Description
    double
    getCumulativeProbabilityAt(double x)
    Returns the cumulative density function value at a given position.
    double
    getDescendingCumulativeProbabilityAt(double x)
    Returns the cumulative density function value at a given position when starting from the high values.
    double
    getMaxValueForProbability(double p)
    The value after which the density function will be smaller than p.
    double
    getMinValueForProbability(double p)
    The value before which the density function will be smaller than p.
    double
    getProbabilityAt(double x)
    Returns the density function value at a given position.
    double
    getSmallestCumulativeProbabilityAt(double x)
    Returns the cumulative density function value at a given position, starting from the low values if before the median, from the high otherwise.
    double
    getValueAtCumulativeProbability(double p)
    The value after which the cumulative density function will be smaller than p.
    double
    getValueAtDescendingCumulativeProbability(double p)
    The value after which the cumulative density function will be smaller than p when starting from high values.

  • Method Details

    • getProbabilityAt

      double getProbabilityAt(double x)
      Returns the density function value at a given position.
      Parameters:
      x - the position of interest
      Returns:
      the value of the density function at the give position

    • getCumulativeProbabilityAt

      double getCumulativeProbabilityAt(double x)
      Returns the cumulative density function value at a given position.
      Parameters:
      x - the position of interest
      Returns:
      the value of the density function at the give position

    • getDescendingCumulativeProbabilityAt

      double getDescendingCumulativeProbabilityAt(double x)
      Returns the cumulative density function value at a given position when starting from the high values.
      Parameters:
      x - the position of interest
      Returns:
      the value of the density function at the give position

    • getSmallestCumulativeProbabilityAt

      double getSmallestCumulativeProbabilityAt(double x)
      Returns the cumulative density function value at a given position, starting from the low values if before the median, from the high otherwise.
      Parameters:
      x - the position of interest
      Returns:
      the value of the density function at the give position

    • getMaxValueForProbability

      double getMaxValueForProbability(double p)
      The value after which the density function will be smaller than p.
      Parameters:
      p - the probability of interest
      Returns:
      the value after which the density function will be smaller than p

    • getMinValueForProbability

      double getMinValueForProbability(double p)
      The value before which the density function will be smaller than p.
      Parameters:
      p - the probability of interest
      Returns:
      the value before which the density function will be smaller than p

    • getValueAtCumulativeProbability

      double getValueAtCumulativeProbability(double p)
      The value after which the cumulative density function will be smaller than p.
      Parameters:
      p - the probability of interest
      Returns:
      the value after which the cumulative density function will be smaller than p

    • getValueAtDescendingCumulativeProbability

      double getValueAtDescendingCumulativeProbability(double p)
      The value after which the cumulative density function will be smaller than p when starting from high values.
      Parameters:
      p - the probability of interest
      Returns:
      the value after which the cumulative density function will be smaller than p