com.graphhopper.matching.util

Class Distributions

java.lang.Object

com.graphhopper.matching.util.Distributions

public class Distributions
extends Object

Implements various probability distributions.

Constructor Summary

Constructors

Constructor and Description
Distributions()

Method Summary

Modifier and Type	Method and Description
static double	logNormalDistribution(double sigma, double x) Use this function instead of Math.log(normalDistribution(sigma, x)) to avoid an arithmetic underflow for very small probabilities.

Methods inherited from class java.lang.Object

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

Constructor Detail

Distributions

public Distributions()

Method Detail

logNormalDistribution

public static double logNormalDistribution(double sigma,
                                           double x)

Use this function instead of Math.log(normalDistribution(sigma, x)) to avoid an arithmetic underflow for very small probabilities.