org.grouplens.lenskit.eval.data.crossfold

Class Holdout

java.lang.Object

org.grouplens.lenskit.eval.data.crossfold.Holdout

public class Holdout
extends Object

A train-test holdout method.

Constructor Summary

Constructors

Constructor and Description
Holdout(Order<Rating> ord, PartitionAlgorithm<Rating> part)

Method Summary

Modifier and Type	Method and Description
Order<Rating>	getOrder()
PartitionAlgorithm<Rating>	getPartitionMethod()
int	partition(List<Rating> ratings, Random rng)

Methods inherited from class java.lang.Object

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

Constructor Detail

Holdout

public Holdout(Order<Rating> ord,
               PartitionAlgorithm<Rating> part)

Method Detail

getOrder

public Order<Rating> getOrder()

getPartitionMethod

public PartitionAlgorithm<Rating> getPartitionMethod()

partition

public int partition(List<Rating> ratings,
                     Random rng)