edu.stanford.nlp.cluster
Class HHCluster

java.lang.Object
  |
  +--edu.stanford.nlp.cluster.SimpleCluster
        |
        +--edu.stanford.nlp.cluster.HardCluster
              |
              +--edu.stanford.nlp.cluster.HHCluster

All Implemented Interfaces:

Cloneable, Cluster

public class HHCluster

extends HardCluster

Hierarchical Hard Cluster. Hard Cluster with pointers to parent, children, and sibling clusters.

Field Summary

Fields inherited from class edu.stanford.nlp.cluster.SimpleCluster

index, mean, nd, nt, pr_d_z, pr_w_z, pr_z, scatter

Constructor Summary

HHCluster(int num_terms, int num_docs)
Allocates memory for arrays and initializes values to 0

HHCluster(int num_terms, int num_docs, int i)
Allocates memory for arrays, sets index, and initializes values to 0

Method Summary

void	initializeChildren() Initializes HHCluster's children
HHCluster	leftChild() Returns left child of HHCluster
HHCluster	parent() Returns parent of HHCluster
HHCluster	rightChild() Returns right child of HHCluster
void	setParent(HHCluster par) Sets parent of HHCluster to be par
void	setSibling(HHCluster sib) Sets sibling of HHCluster to be sib
HHCluster	sibling() Returns sibling of HHCluster

Methods inherited from class edu.stanford.nlp.cluster.HardCluster

addDatum, dataIndices

Methods inherited from class edu.stanford.nlp.cluster.SimpleCluster

clearData, clone, equals, evaluateIntraSimilarity, evaluateWeightedMean, get_pr_d_z, get_pr_d_z, get_pr_w_z, get_pr_w_z, get_pr_z, getIndex, getIntraSimilarity, getMean, set_pr_d_z, set_pr_d_z, set_pr_w_z, set_pr_w_z, set_pr_z, setIndex, toString, toString, toXMLString, toXMLString

Methods inherited from class java.lang.Object

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

Constructor Detail

HHCluster

public HHCluster(int num_terms,
                 int num_docs)

Allocates memory for arrays and initializes values to 0

HHCluster

public HHCluster(int num_terms,
                 int num_docs,
                 int i)

Allocates memory for arrays, sets index, and initializes values to 0

Method Detail

initializeChildren

public void initializeChildren()

Initializes HHCluster's children

leftChild

public HHCluster leftChild()

Returns left child of HHCluster

rightChild

public HHCluster rightChild()

Returns right child of HHCluster

sibling

public HHCluster sibling()

Returns sibling of HHCluster

parent

public HHCluster parent()

Returns parent of HHCluster

setSibling

public void setSibling(HHCluster sib)

Sets sibling of HHCluster to be sib

setParent

public void setParent(HHCluster par)

Sets parent of HHCluster to be par