ca.pfv.spmf.algorithms.frequentpatterns.uapriori

Class ItemsetsUApriori

java.lang.Object

ca.pfv.spmf.algorithms.frequentpatterns.uapriori.ItemsetsUApriori

public class ItemsetsUApriori
extends java.lang.Object

This class represents a set of itemsets found in an uncertain database, as used by the UApriori algorithm uncertain itemset mining. They are ordered by size. For example, level 1 means itemsets of size 1 (that contains 1 item).

See Also:

AlgoUApriori, ItemUApriori, ItemsetUApriori

Constructor Summary

Constructors

Constructor and Description
ItemsetsUApriori(java.lang.String name) Constructor.

Method Summary

Modifier and Type	Method and Description
void	addItemset(ItemsetUApriori itemset, int k) Add an itemset to these itemsets.
int	getItemsetsCount() Get the total number of itemsets.
java.util.List<java.util.List<ItemsetUApriori>>	getLevels() Get the itemsets stored in this structure as a List of List where position i contains the list of itemsets of size i.
void	printItemsets() Print all itemsets to the console (system.out).

Methods inherited from class java.lang.Object

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

Constructor Detail

ItemsetsUApriori

public ItemsetsUApriori(java.lang.String name)

Constructor.

Parameters:

name - a name to give to these itemsets

Method Detail

printItemsets

public void printItemsets()

Print all itemsets to the console (system.out).

addItemset

public void addItemset(ItemsetUApriori itemset,
                       int k)

Add an itemset to these itemsets.

Parameters:

itemset - the itemset to be added

k - the size of the itemset

getLevels

public java.util.List<java.util.List<ItemsetUApriori>> getLevels()

Get the itemsets stored in this structure as a List of List where position i contains the list of itemsets of size i.

Returns:

the itemsets.

getItemsetsCount

public int getItemsetsCount()

Get the total number of itemsets.

Returns:

the itemset count.