de.lmu.ifi.dbs.elki.algorithm.statistics

Class AddUniformScale

java.lang.Object

de.lmu.ifi.dbs.elki.algorithm.statistics.AddUniformScale

All Implemented Interfaces:

Algorithm

@Description(value="Setup a scaling so that all dimensions have the same value range.")
public class AddUniformScale
extends java.lang.Object
implements Algorithm

Pseudo "algorithm" that computes the global min/max for a relation across all attributes. FIXME: this should become part of relation metadata.

Since:

0.5.0

Author:

Erich Schubert

Constructor Summary

Constructors

Constructor and Description
AddUniformScale() Constructor.

Method Summary

Modifier and Type	Method and Description
TypeInformation[]	getInputTypeRestriction() Get the input type restriction used for negotiating the data query.
Result	run(Database database) Runs the algorithm.
private ScalesResult	run(Relation<? extends NumberVector> rel) Add scales to a single vector relation.

Methods inherited from class java.lang.Object

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

Constructor Detail

AddUniformScale

public AddUniformScale()

Constructor.

Method Detail

run

public Result run(Database database)

Description copied from interface: Algorithm

Runs the algorithm.

Specified by:

run in interface Algorithm

Parameters:

database - the database to run the algorithm on

Returns:

the Result computed by this algorithm

run

private ScalesResult run(Relation<? extends NumberVector> rel)

Add scales to a single vector relation.

Parameters:

rel - Relation

Returns:

Scales

getInputTypeRestriction

public TypeInformation[] getInputTypeRestriction()

Description copied from interface: Algorithm

Get the input type restriction used for negotiating the data query.

Specified by:

getInputTypeRestriction in interface Algorithm

Returns:

Type restriction