com.tdunning.math.stats

Class AbstractTDigest

java.lang.Object

com.tdunning.math.stats.TDigest

com.tdunning.math.stats.AbstractTDigest

All Implemented Interfaces:

Serializable

Direct Known Subclasses:

AVLTreeDigest, MergingDigest

public abstract class AbstractTDigest
extends TDigest

See Also:

Serialized Form

Field Summary

Fields inherited from class com.tdunning.math.stats.TDigest

scale

Constructor Summary

Constructors

Constructor and Description
AbstractTDigest()

Method Summary

Modifier and Type	Method and Description
void	add(double x) Adds a sample to a histogram.
void	add(TDigest other) Add all of the centroids of another TDigest to this one.
protected Centroid	createCentroid(double mean, int id)
boolean	isRecording()
TDigest	recordAllData() Sets up so that all centroids will record all data assigned to them.

Methods inherited from class com.tdunning.math.stats.TDigest

add, add, asBytes, asSmallBytes, byteSize, cdf, centroidCount, centroids, compress, compression, createAvlTreeDigest, createDigest, createMergingDigest, getMax, getMin, quantile, setScaleFunction, size, smallByteSize

Methods inherited from class java.lang.Object

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

Constructor Detail

AbstractTDigest

public AbstractTDigest()

Method Detail

recordAllData

public TDigest recordAllData()

Sets up so that all centroids will record all data assigned to them. For testing only, really.

Specified by:

recordAllData in class TDigest

Returns:

This TDigest so that configurations can be done in fluent style.

isRecording

public boolean isRecording()

Specified by:

isRecording in class TDigest

add

public void add(double x)

Adds a sample to a histogram.

Specified by:

add in class TDigest

Parameters:

x - The value to add.

add

public void add(TDigest other)

Description copied from class: TDigest

Add all of the centroids of another TDigest to this one.

Specified by:

add in class TDigest

Parameters:

other - The other TDigest

createCentroid

protected Centroid createCentroid(double mean,
                                  int id)