de.lmu.ifi.dbs.elki.database.query
Interface DistanceResultPair<D extends Distance<?>>

Type Parameters:

D - Distance type

All Superinterfaces:

Comparable<DistanceResultPair<D>>, PairInterface<D,DBID>

All Known Implementing Classes:

DoubleDistanceResultPair, GenericDistanceResultPair

public interface DistanceResultPair<D extends Distance<?>>
extends PairInterface<D,DBID>, Comparable<DistanceResultPair<D>>

Class that consists of a pair (distance, object ID) commonly returned for kNN and range queries.

Method Summary

int	compareByDistance(DistanceResultPair<D> o) Compare value, but by distance only.
DBID	getDBID() Getter for second element in pair
D	getDistance() Getter for first
void	setDistance(D first) Setter for first
void	setID(DBID second) Setter for second

Methods inherited from interface de.lmu.ifi.dbs.elki.utilities.pairs.PairInterface

getFirst, getSecond

Methods inherited from interface java.lang.Comparable

compareTo

Method Detail

getDistance

D getDistance()

Getter for first

Returns:

first element in pair

setDistance

void setDistance(D first)

Setter for first

Parameters:

first - new value for first element

getDBID

DBID getDBID()

Getter for second element in pair

Returns:

second element in pair

setID

void setID(DBID second)

Setter for second

Parameters:

second - new value for second element

compareByDistance

int compareByDistance(DistanceResultPair<D> o)

Compare value, but by distance only.

Parameters:

o - Other object

Returns:

comparison result, as by Double.compare(this, other)