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kddml.Core.DataSources.InternalTableResourceFactory Class Reference

Inheritance diagram for kddml.Core.DataSources.InternalTableResourceFactory:

kddml.Core.KDDMLObjectResourceFactory kddml.Core.KDDMLObjectFactory kddml.Core.DataSources.InternalTableExternalFactory kddml.Core.DataSources.InternalTableProprietaryFactory kddml.Core.DataSources.ARFFFactory kddml.Core.DataSources.DataBaseFactory kddml.Core.DataSources.PrologFactory kddml.Core.DataSources.WekaFactory kddml.Core.DataSources.PPWekaFactory List of all members.

Public Member Functions

 InternalTableResourceFactory (File f) throws KDDMLCoreException

Static Protected Member Functions

static boolean isVertical (Instances tuple)
static boolean hasTimestampAttribute (Instances tuple)

Detailed Description

A factory class that create a table from a generic resource.

Title: KDDML

Description: Knowledge Discovery in Database Environment

Copyright: Copyright (c) 2003 - 2005

Company: Universita' di Pisa - Dipartimento di Informatica

Author:
Andrea Romei (romei@di.unipi.it)
Version:
2.0.16


Constructor & Destructor Documentation

kddml.Core.DataSources.InternalTableResourceFactory.InternalTableResourceFactory File  f  )  throws KDDMLCoreException
 

Constructor given the physical file containing the table. The file refers the XML table schema.

Parameters:
f File the file containing the reference to the physical object.
Exceptions:
KDDMLCoreException an exception if the file cannot be found.


Member Function Documentation

static boolean kddml.Core.DataSources.InternalTableResourceFactory.isVertical Instances  tuple  )  [static, protected]
 

Tests if a table is in a vertical format. A vertical table has two attributes. The first one is the identifier of the transaction. The second one is the name of the item. A vertical table is usually used to extract boolean association rules.

Parameters:
tuple Instances
Returns:
boolean

static boolean kddml.Core.DataSources.InternalTableResourceFactory.hasTimestampAttribute Instances  tuple  )  [static, protected]
 

Tests if a table contains a timestamp attribute.

Parameters:
tuple Instances
Returns:
boolean


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