DBIDRangeDistanceQuery (ELKI: Environment for DeveLoping KDD-Applications Supported by Index-Structures)

java.lang.Object
- elki.database.query.distance.DBIDDistanceQuery
- - elki.database.query.distance.DBIDRangeDistanceQuery

All Implemented Interfaces:

DatabaseDistanceQuery<elki.database.ids.DBID>, elki.database.query.distance.DistanceQuery<elki.database.ids.DBID>
```
public class DBIDRangeDistanceQuery
extends DBIDDistanceQuery
```
Run a distance query based on DBIDRanges

Since:

0.7.0

Author:

Erich Schubert

Field Summary

Fields
Modifier and Type	Field	Description
`protected elki.distance.DBIDRangeDistance`	`distanceFunction`	The distance function we use.
`protected elki.database.ids.DBIDRange`	`range`	The DBID range we are accessing.

Fields inherited from class elki.database.query.distance.DBIDDistanceQuery
relation

Constructor Summary

Constructors
Constructor	Description
`DBIDRangeDistanceQuery(elki.database.relation.Relation<elki.database.ids.DBID> relation, elki.distance.DBIDRangeDistance distanceFunction)`	Constructor.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`double`	`distance(elki.database.ids.DBIDRef id1, elki.database.ids.DBIDRef id2)`
`elki.distance.DBIDDistance`	`getDistance()`

Methods inherited from class elki.database.query.distance.DBIDDistanceQuery
getRelation

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface elki.database.query.distance.DatabaseDistanceQuery
distance, distance, distance

- Field Detail
  - distanceFunction
```
protected final elki.distance.DBIDRangeDistance distanceFunction
```
    The distance function we use.
  - range
```
protected final elki.database.ids.DBIDRange range
```
    The DBID range we are accessing.
- Constructor Detail
  - DBIDRangeDistanceQuery
```
public DBIDRangeDistanceQuery(elki.database.relation.Relation<elki.database.ids.DBID> relation,
                              elki.distance.DBIDRangeDistance distanceFunction)
```
    Constructor.
    
    Parameters:
    
    relation - Database to use.
    
    distanceFunction - Our distance function
- Method Detail
  - distance
```
public double distance(elki.database.ids.DBIDRef id1,
                       elki.database.ids.DBIDRef id2)
```
    Specified by:
    
    distance in interface elki.database.query.distance.DistanceQuery<elki.database.ids.DBID>
    
    Overrides:
    
    distance in class DBIDDistanceQuery
  - getDistance
```
public elki.distance.DBIDDistance getDistance()
```
    Specified by:
    
    getDistance in interface elki.database.query.distance.DistanceQuery<elki.database.ids.DBID>
    
    Overrides:
    
    getDistance in class DBIDDistanceQuery