Package org.anchoranalysis.math.arithmetic

Class RunningSumCollection

Object

RunningSumCollection

public class RunningSumCollection
extends Object

A collection of RunningSum where an operation is executed on all objects in the collection.

Author:

Owen Feehan

Constructor Summary

Constructors

Constructor	Description
RunningSumCollection(int size)	Constructor.

Method Summary

Modifier and Type	Method	Description
RunningSum	get(int index)	An individual item in the collection.
double[]	meanAndReset()	Calculate the mean of each item and reset to zero.
void	reset()	Resets all items to zero.

Methods inherited from class java.lang.Object

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

Constructor Details

RunningSumCollection

public RunningSumCollection(int size)

Constructor. Creates a collection with a certain number of (zeroed) RunningSum.

Parameters:

size - number of items in the collection.

Method Details

get

public RunningSum get(int index)

An individual item in the collection.

Parameters:

index - index of the item.

Returns:

the individual item.

reset

public void reset()

Resets all items to zero.

meanAndReset

public double[] meanAndReset()

Calculate the mean of each item and reset to zero.

Returns:

an array with a mean corresponding to each item in the collection.