de.lmu.ifi.dbs.elki.distance.distancefunction.subspace

Interface DimensionSelectingSubspaceDistanceFunction<O>

Type Parameters:

O - Object type

All Superinterfaces:

DistanceFunction<O>

All Known Implementing Classes:

AbstractDimensionsSelectingDistanceFunction, OnedimensionalDistanceFunction, SubspaceEuclideanDistanceFunction, SubspaceLPNormDistanceFunction, SubspaceManhattanDistanceFunction, SubspaceMaximumDistanceFunction

public interface DimensionSelectingSubspaceDistanceFunction<O>
extends DistanceFunction<O>

Interface for dimension selecting subspace distance functions.

Since:

0.5.0

Author:

Erich Schubert

Method Summary

Modifier and Type	Method and Description
long[]	getSelectedDimensions() Returns a bit set representing the selected dimensions.
void	setSelectedDimensions(long[] dimensions) Sets the selected dimensions according to the set bits in the given BitSet.

Methods inherited from interface de.lmu.ifi.dbs.elki.distance.distancefunction.DistanceFunction

getInputTypeRestriction, instantiate, isMetric, isSquared, isSymmetric

Method Detail

getSelectedDimensions

long[] getSelectedDimensions()

Returns a bit set representing the selected dimensions.

Warning: no defensive copy is performed.

Returns:

a bit set representing the selected dimensions

setSelectedDimensions

void setSelectedDimensions(long[] dimensions)

Sets the selected dimensions according to the set bits in the given BitSet.

Warning: no defensive copy is performed.

Parameters:

dimensions - a bit set designating the new selected dimensions