DataSet Class Reference

Public Member Functions
	DataSet (Attribute[] attrs, String[] labels)
void	addInstance (String[] values, String label)
DataSet	copyStruct ()
void	shuffle ()

Public Attributes
ArrayList< Attribute >	attributes
ArrayList< String >	attributeNames
ArrayList< String >	labels
ArrayList< Instance >	instances

Detailed Description

DataSet Class. Parse a file into a data set, used both for training set and test set.

The attribute IS order in each dataset inside, but not required to be in the same order in different data set.

To find the value of an arbitary attribute, the best way is to use insts.attributes(trainSet.attri.indexOf("SomeAttribute"))

Constructor & Destructor Documentation

DataSet.DataSet ( Attribute[]  attrs, String[]  labels  )

inline

Constructor of DataSet.

Initialize the data set with Arrays of attribute and labels

Parameters

attrs	Attribute array of this data set to use
labels	String arrray of the labels

Member Function Documentation

void DataSet.addInstance ( String[]  values, String  label  )

inline

Add an instance into the data set

Parameters

values	String array of value of each attribute, in the order of attributes field
label	Label of this instance

DataSet DataSet.copyStruct ( )

inline

Make a copy of attributes and labels of the current data set

Returns

A DataSet with the same attributes and labels

void DataSet.shuffle ( )

inline

Shuffle the instances in the data set

Member Data Documentation

ArrayList<String> DataSet.attributeNames

List of attributes names

ArrayList<Attribute> DataSet.attributes

List of attributes values

ArrayList<Instance> DataSet.instances

List of instances

ArrayList<String> DataSet.labels

List of labels

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The documentation for this class was generated from the following file:

• DataSet.java