ca.pfv.spmf.algorithms.sequential_rules.rulegrowth

Class Occurence

java.lang.Object

ca.pfv.spmf.algorithms.sequential_rules.rulegrowth.Occurence

public class Occurence
extends java.lang.Object

This class represent the first and last occurences of an itemset in a sequence, as defined in the RuleGrowth algorithm.

See Also:

AlgoRULEGROWTH, Sequence, SequenceDatabase

Field Summary

Fields

Modifier and Type	Field and Description
short	firstItemset the first occurence // e.g.
short	lastItemset the last occurence

Constructor Summary

Constructors

Constructor and Description
Occurence(short firstItemset, short lastItemset) Constructor

Method Summary

Methods inherited from class java.lang.Object

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

Field Detail

firstItemset

public short firstItemset

the first occurence
// e.g. 1 means that the occurence starts at the second itemset of the sequence
// 2 means that the occurence starts at the third itemset of the sequence

lastItemset

public short lastItemset

the last occurence

Constructor Detail

Occurence

public Occurence(short firstItemset,
                 short lastItemset)

Constructor

Parameters:

firstItemset - the first occurence

lastItemset - the last occurence