Class Cluster<X extends Jcg.geometry.Point_d>

java.lang.Object

Cluster<X>

public class Cluster<X extends Jcg.geometry.Point_d>
extends java.lang.Object

This class describes how points are associated to a cluster (throw hashing tables)

Version:

jan 2014

Author:

Luca Castelli Aleardi (Ecole Polytechnique, INF562)

Field Summary

Fields

Modifier and Type	Field and Description
private java.util.HashMap<X,java.lang.Integer>	clusters

Constructor Summary

Constructors

Constructor and Description
Cluster()

Method Summary

Methods

Modifier and Type	Method and Description
void	addToCluster(X p, int i) Assign a point to a given cluster
int	getClusterIndex(X p) Get the index of the cluster containing a given point

Methods inherited from class java.lang.Object

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

Field Detail

clusters

private java.util.HashMap<X extends Jcg.geometry.Point_d,java.lang.Integer> clusters

Constructor Detail

Cluster

public Cluster()

Method Detail

addToCluster

public void addToCluster(X p,
                int i)

Assign a point to a given cluster

Parameters:

p - the point to add to a cluster

i - the index of the cluster

getClusterIndex

public int getClusterIndex(X p)

Get the index of the cluster containing a given point

Parameters:

p - the point

Returns:

i the index of the i-th cluster containing 'p'. Return -1 if 'p' is not assigned to a cluster