uk.ac.ed.inf.csb.taweka2010
Class InstancesFactory

java.lang.Object
  uk.ac.ed.inf.csb.taweka2010.InstancesFactory

public class InstancesFactory
extends java.lang.Object

Generates and fill instances for a weka data set

Version:

21 Feb 2008

Author:

Luna De Ferrari luna.deferrari-at-ed.ac.uk

Constructor Summary

InstancesFactory(DataSetFactory dataSet)

Method Summary

java.util.TreeMap<java.lang.String,weka.core.SparseInstance>	createInstances(java.util.Set<java.lang.String> instancesNames) Generate the data instances
weka.core.SparseInstance	fillInstance(java.lang.String thisInstanceName, weka.core.SparseInstance instance) fills an instance with all the attribute values
weka.core.Instances	fillInstances(weka.core.Instances instances) Add the instances filled with data to the data set
DataSetFactory	getDataSet()
weka.core.SparseInstance	getInstanceByName(java.lang.String name)
java.util.TreeMap<java.lang.String,weka.core.SparseInstance>	getInstanceNameObjectMap() get instances map

Methods inherited from class java.lang.Object

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

Constructor Detail

InstancesFactory

public InstancesFactory(DataSetFactory dataSet)

Method Detail

createInstances

public java.util.TreeMap<java.lang.String,weka.core.SparseInstance> createInstances(java.util.Set<java.lang.String> instancesNames)

Generate the data instances

Parameters:

instancesNames - the list of instances names

Returns:

a map containing the instance name as key and the instance as value

fillInstances

public weka.core.Instances fillInstances(weka.core.Instances instances)

Add the instances filled with data to the data set

Parameters:

instances - a set of instances (a Weka Instances)

Returns:

the set of filled instances

fillInstance

public weka.core.SparseInstance fillInstance(java.lang.String thisInstanceName,
                                             weka.core.SparseInstance instance)

fills an instance with all the attribute values

Parameters:

thisInstanceName - instance name

instance - a weka instance

Returns:

a filled instance

getInstanceNameObjectMap

public java.util.TreeMap<java.lang.String,weka.core.SparseInstance> getInstanceNameObjectMap()

get instances map

getDataSet

public DataSetFactory getDataSet()

getInstanceByName

public weka.core.SparseInstance getInstanceByName(java.lang.String name)