org.grouplens.lenskit.transform.truncate

Class ThresholdTruncator

java.lang.Object

org.grouplens.lenskit.transform.truncate.ThresholdTruncator

All Implemented Interfaces:

Serializable, VectorTruncator

@Shareable
public class ThresholdTruncator
extends Object
implements VectorTruncator, Serializable

A VectorTruncator that will retain entries with values that are accepted by some Threshold.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
ThresholdTruncator(Threshold threshold)

Method Summary

Modifier and Type	Method and Description
void	truncate(MutableSparseVector v) Truncate a vector, removing any entries that do not satisfy some condition.

Methods inherited from class java.lang.Object

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

Constructor Detail

ThresholdTruncator

@Inject
public ThresholdTruncator(Threshold threshold)

Method Detail

truncate

public void truncate(MutableSparseVector v)

Description copied from interface: VectorTruncator

Truncate a vector, removing any entries that do not satisfy some condition. The vector is modified in place, i.e. the vector argument will be modified directly.

Specified by:

truncate in interface VectorTruncator

Parameters:

v - The vector to truncate.