ca.pfv.spmf.algorithms.sequentialpatterns.fournier2008_seqdim

Class AbstractAlgoPrefixSpan

java.lang.Object

ca.pfv.spmf.algorithms.sequentialpatterns.fournier2008_seqdim.AbstractAlgoPrefixSpan

Direct Known Subclasses:

AlgoBIDEPlus, AlgoFournierViger08, AlgoPrefixSpanMDSPM

public abstract class AbstractAlgoPrefixSpan
extends java.lang.Object

This class is an abstract class for PrefixSpan based algorithms that are used with the multi-dimensional sequential pattern mining algorithm SeqDim.

See Also:

AlgoSeqDim

Constructor Summary

Constructors

Constructor and Description
AbstractAlgoPrefixSpan()

Method Summary

Modifier and Type	Method and Description
abstract double	getMinSupp() Get the minsup parameter used by the algorithm as a double.
abstract Sequences	runAlgorithm(SequenceDatabase database) Run the algorithm.

Methods inherited from class java.lang.Object

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

Constructor Detail

AbstractAlgoPrefixSpan

public AbstractAlgoPrefixSpan()

Method Detail

runAlgorithm

public abstract Sequences runAlgorithm(SequenceDatabase database)
                                throws java.io.IOException

Run the algorithm.

Parameters:

database - a sequence database

Returns:

some sequential patterns

Throws:

java.io.IOException - if error writing to output file (if user wants to write results to output file)

getMinSupp

public abstract double getMinSupp()

Get the minsup parameter used by the algorithm as a double.

Returns:

a double.