eos.util
Class Averager

java.lang.Object
  eos.util.Averager

public class Averager
extends java.lang.Object

A tool to calculate the mean of a data series. Data are continuously fed into a fixed-size buffer, and their average are calculated. When the buffer is full, the oldest datum would be swapped out.

Constructor Summary

Averager(int size)
Create a new Averager with buffer size size

Method Summary

double

update(double val) Add val to buffer and returns the mean of data in the buffer

Methods inherited from class java.lang.Object

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

Constructor Detail

Averager

public Averager(int size)

Create a new Averager with buffer size size

Parameters:

size -

Method Detail

update

public double update(double val)

Add val to buffer and returns the mean of data in the buffer

Parameters:

val -

Returns:

mean of data inside the buffer