it.uniroma2.sag.kelp.data.dataset.selector

Class RandomExampleSelector

java.lang.Object

it.uniroma2.sag.kelp.data.dataset.selector.RandomExampleSelector

All Implemented Interfaces:

ExampleSelector

public class RandomExampleSelector
extends Object
implements ExampleSelector

This class allows selecting a subset of m examples from a Dataset according to a random selection policy.

Author:

Danilo Croce

Constructor Summary

Constructors

Constructor and Description
RandomExampleSelector(int m)
RandomExampleSelector(int m, int randomSeed)

Method Summary

Modifier and Type	Method and Description
int	getM()
int	getRandomSeed()
List<Example>	select(Dataset dataset) This function allows to select a subset of Examples from the input Dataset

Methods inherited from class java.lang.Object

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

Constructor Detail

RandomExampleSelector

public RandomExampleSelector(int m)

Parameters:

m - The number of Examples to be selected.

RandomExampleSelector

public RandomExampleSelector(int m,
                             int randomSeed)

Parameters:

m - The number of Examples to be selected.

randomSeed - The seed of the Random selection.

Method Detail

getM

public int getM()

Returns:

The number of Examples to be selected.

getRandomSeed

public int getRandomSeed()

Returns:

The seed of the Random selection policy.

select

public List<Example> select(Dataset dataset)

Description copied from interface: ExampleSelector

This function allows to select a subset of Examples from the input Dataset

Specified by:

select in interface ExampleSelector

Parameters:

dataset - A dataset to select Examples from.

Returns:

A list of Examples.