ca.pfv.spmf.algorithms.frequentpatterns.pascal

Class ItemsetPascal

java.lang.Object

ca.pfv.spmf.patterns.AbstractItemset

ca.pfv.spmf.patterns.AbstractOrderedItemset

ca.pfv.spmf.patterns.itemset_array_integers_with_count.Itemset

ca.pfv.spmf.algorithms.frequentpatterns.pascal.ItemsetPascal

public class ItemsetPascal
extends Itemset

This class represents an itemset as used by the PASCAL algorithm.

This file is copyright (c) 2008-2012 Philippe Fournier-Viger

This file is part of the SPMF DATA MINING SOFTWARE (http://www.philippe-fournier-viger.com/spmf).

SPMF is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.

SPMF is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with SPMF. If not, see .

See Also:

AlgoPASCAL

Field Summary

Fields

Modifier and Type	Field and Description
boolean	isGenerator field indicating if this itemset is a generator
int	pred_sup minimum support of the subsets of size k-1 of this itemset (assuming that this itemset is an itemset of size k)

Fields inherited from class ca.pfv.spmf.patterns.itemset_array_integers_with_count.Itemset

itemset, support

Constructor Summary

Constructors

Constructor and Description
ItemsetPascal(int[] newItemset) Constructor

Method Summary

Methods inherited from class ca.pfv.spmf.patterns.itemset_array_integers_with_count.Itemset

cloneItemSetMinusAnItemset, cloneItemSetMinusOneItem, get, getAbsoluteSupport, getItems, increaseTransactionCount, intersection, setAbsoluteSupport, size

Methods inherited from class ca.pfv.spmf.patterns.AbstractOrderedItemset

allTheSameExceptLastItem, allTheSameExceptLastItemV2, contains, containsAll, getLastItem, getRelativeSupport, isEqualTo, isEqualTo, toString

Methods inherited from class ca.pfv.spmf.patterns.AbstractItemset

getRelativeSupportAsString, print

Methods inherited from class java.lang.Object

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

Field Detail

isGenerator

public boolean isGenerator

field indicating if this itemset is a generator

pred_sup

public int pred_sup

minimum support of the subsets of size k-1 of this itemset (assuming that this itemset is an itemset of size k)

Constructor Detail

ItemsetPascal

public ItemsetPascal(int[] newItemset)

Constructor

Parameters:

newItemset - an itemset