smile.data

Class AttributeDataset

java.lang.Object

smile.data.Dataset<double[]>

smile.data.AttributeDataset

All Implemented Interfaces:

java.lang.Iterable<Datum<double[]>>

public class AttributeDataset
extends Dataset<double[]>

A dataset of fixed number of attributes. All attribute values are stored as double even if the attribute may be nominal, ordinal, string, or date. The dataset is stored row-wise internally, which is fast for frequently accessing instances of dataset.

Constructor Summary

Constructors

Constructor and Description
AttributeDataset(java.lang.String name, Attribute[] attributes) Constructor.
AttributeDataset(java.lang.String name, Attribute[] attributes, Attribute response) Constructor.

Method Summary

Modifier and Type	Method and Description
Attribute[]	attributes() Returns the list of attributes in this dataset.

Methods inherited from class smile.data.Dataset

add, add, add, add, add, add, get, getDescription, getName, iterator, remove, response, setDescription, setName, size, toArray, toArray, toArray, toArray, toArray

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.lang.Iterable

forEach, spliterator

Constructor Detail

AttributeDataset

public AttributeDataset(java.lang.String name,
                        Attribute[] attributes)

Constructor.

Parameters:

name - the name of dataset.

attributes - the list of attributes in this dataset.

AttributeDataset

public AttributeDataset(java.lang.String name,
                        Attribute[] attributes,
                        Attribute response)

Constructor.

Parameters:

name - the name of dataset.

attributes - the list of attributes in this dataset.

response - the attribute of response variable.

Method Detail

attributes

public Attribute[] attributes()

Returns the list of attributes in this dataset.