com.datumbox.framework.core.statistics.descriptivestatistics

Class Ranks

java.lang.Object

com.datumbox.framework.core.statistics.descriptivestatistics.Ranks

public class Ranks
extends java.lang.Object

Utility class which provides methods related to Rank estimation.

Constructor Summary

Constructors

Constructor and Description
Ranks()

Method Summary

Modifier and Type	Method and Description
static AssociativeArray	getRanksFromValues(AssociativeArray associativeArray) Replaces the actual values of the associativeArray with their ranks and returns in the tieCounter the keys that occur more than once and the number of occurrences.
static AssociativeArray	getRanksFromValues(FlatDataList flatDataCollection) Replaces the actual values of the flatDataCollection with their ranks and returns in the tieCounter the keys that occur more than once and the number of occurrences.

Methods inherited from class java.lang.Object

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

Constructor Detail

Ranks

public Ranks()

Method Detail

getRanksFromValues

public static AssociativeArray getRanksFromValues(FlatDataList flatDataCollection)

Replaces the actual values of the flatDataCollection with their ranks and returns in the tieCounter the keys that occur more than once and the number of occurrences. The tieCounter does not store the list and ranks of the actual ties because we never use them.

Parameters:

flatDataCollection -

Returns:

getRanksFromValues

public static AssociativeArray getRanksFromValues(AssociativeArray associativeArray)

Replaces the actual values of the associativeArray with their ranks and returns in the tieCounter the keys that occur more than once and the number of occurrences. The tieCounter does not store the list and ranks of the actual ties because we never use them.

Parameters:

associativeArray -

Returns: