Package nl.tudelft.simulation.jstats.distributions

Class DistWeibull

java.lang.Object
nl.tudelft.simulation.jstats.distributions.Dist
nl.tudelft.simulation.jstats.distributions.DistContinuous
nl.tudelft.simulation.jstats.distributions.DistWeibull
public class DistWeibull extends DistContinuous
The Weibull distribution with a shape parameter α and a scale parameter β. For more information on this distribution see https://mathworld.wolfram.com/WeibullDistribution.html

Copyright (c) 2002-2025 Delft University of Technology, Jaffalaan 5, 2628 BX Delft, the Netherlands. All rights reserved. See for project information DSOL Manual. The DSOL project is distributed under a three-clause BSD-style license, which can be found at DSOL License.

Author:
Peter Jacobs , Alexander Verbraeck

  • Constructor Details

    • DistWeibull

      public DistWeibull(StreamInterface stream, double alpha, double beta)
      constructs a new Weibull distribution.
      Parameters:
      stream - the random number stream
      alpha - the shape parameter α
      beta - the scale parameter β

  • Method Details

    • draw

      public double draw()
      Description copied from class: DistContinuous
      draws the next stream value according to the probability of this this distribution.
      Specified by:
      draw in class DistContinuous
      Returns:
      the next double value drawn.

    • getProbabilityDensity

      public double getProbabilityDensity(double x)
      Description copied from class: DistContinuous
      returns the probability density value of a value x.
      Specified by:
      getProbabilityDensity in class DistContinuous
      Parameters:
      x - the value for which the density function needs to be calculated
      Returns:
      the probability density for value x

    • getAlpha

      public double getAlpha()
      Return the shape parameter α.
      Returns:
      the shape parameter α

    • getBeta

      public double getBeta()
      Return the scale parameter β.
      Returns:
      the scale parameter β

    • toString

      public String toString()
      Overrides:
      toString in class Object