de.lmu.ifi.dbs.elki.parallel.processor

Class KDistanceProcessor

java.lang.Object

de.lmu.ifi.dbs.elki.parallel.processor.AbstractDoubleProcessor

de.lmu.ifi.dbs.elki.parallel.processor.KDistanceProcessor

All Implemented Interfaces:

Processor

public class KDistanceProcessor
extends AbstractDoubleProcessor

Compute the kNN distance for each object. Needs the k nearest neighbors as input, for example from KNNProcessor.

Since:

0.7.0

Author:

Erich Schubert

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	KDistanceProcessor.Instance Instance for precomputing the kNN.

Field Summary

Fields

Modifier and Type	Field and Description
(package private) SharedObject<? extends KNNList>	input KNN query object
(package private) int	k K parameter

Fields inherited from class de.lmu.ifi.dbs.elki.parallel.processor.AbstractDoubleProcessor

output

Constructor Summary

Constructors

Constructor and Description
KDistanceProcessor(int k) Constructor.

Method Summary

Modifier and Type	Method and Description
void	connectKNNInput(SharedObject<? extends KNNList> input) Connect the input channel.
KDistanceProcessor.Instance	instantiate(Executor executor) Create an instance.

Methods inherited from class de.lmu.ifi.dbs.elki.parallel.processor.AbstractDoubleProcessor

cleanup, connectOutput

Methods inherited from class java.lang.Object

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

Field Detail

k

int k

K parameter

input

SharedObject<? extends KNNList> input

KNN query object

Constructor Detail

KDistanceProcessor

public KDistanceProcessor(int k)

Constructor.

Parameters:

k - K parameter

Method Detail

connectKNNInput

public void connectKNNInput(SharedObject<? extends KNNList> input)

Connect the input channel.

Parameters:

input - Input channel

instantiate

public KDistanceProcessor.Instance instantiate(Executor executor)

Description copied from interface: Processor

Create an instance. May be called multiple times, for example for multiple threads.

Specified by:

instantiate in interface Processor

Specified by:

instantiate in class AbstractDoubleProcessor

Parameters:

executor - Job executor

Returns:

Instance