moa.clusterers.streamkm

Class Point

java.lang.Object

moa.clusterers.streamkm.Point

public class Point
extends Object

Author:

Marcel R. Ackermann, Christiane Lammersen, Marcus Maertens, Christoph Raupach, Christian Sohler, Kamil Swierkot

Constructor Summary

Constructors

Constructor and Description
Point(weka.core.Instance inst, int id)
Point(int dimension)

Method Summary

Methods

Modifier and Type	Method and Description
Point	clone()
double	costOfPoint(int k, Point[] centres) Computes the cost of this point with the given array of centres centres[] (of size k)
double	costOfPointToCenter(Point centre) Computes the cost of this point with centre centre
int	determineClusterCentreKMeans(int k, Point[] centres) Computes the index of the centre nearest to this point with the given array of centres centres[] (of size k)
Cluster	toCluster()

Methods inherited from class java.lang.Object

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

Constructor Detail

Point

public Point(int dimension)

Point

public Point(weka.core.Instance inst,
     int id)

Method Detail

clone

public Point clone()

Overrides:

clone in class Object

toCluster

public Cluster toCluster()

costOfPoint

public double costOfPoint(int k,
                 Point[] centres)

Computes the cost of this point with the given array of centres centres[] (of size k)

determineClusterCentreKMeans

public int determineClusterCentreKMeans(int k,
                               Point[] centres)

Computes the index of the centre nearest to this point with the given array of centres centres[] (of size k)

costOfPointToCenter

public double costOfPointToCenter(Point centre)

Computes the cost of this point with centre centre