org.eclipse.jgit.util

Class Stats

java.lang.Object

org.eclipse.jgit.util.Stats

public class Stats
extends Object

Simple double statistics, computed incrementally, variance and standard deviation using Welford's online algorithm, see https://en.wikipedia.org/wiki/Algorithms_for_calculating_variance#Welford's_online_algorithm

Since:

5.1.9

Constructor Summary

Constructors

Constructor and Description
Stats()

Method Summary

Modifier and Type	Method and Description
void	add(double x) Add a value
double	avg()
int	count()
double	max()
double	min()
double	stddev()
double	var()

Methods inherited from class java.lang.Object

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

Constructor Detail

Stats

public Stats()

Method Detail

add

public void add(double x)

Add a value

Parameters:

x - value

count

public int count()

Returns:

number of the added values

min

public double min()

Returns:

minimum of the added values

max

public double max()

Returns:

maximum of the added values

avg

public double avg()

Returns:

average of the added values

var

public double var()

Returns:

variance of the added values

stddev

public double stddev()

Returns:

standard deviation of the added values