ProjectedIndex.ProjectedRKNNByDBID (ELKI: Environment for DeveLoping KDD-Applications Supported by Index-Structures)

java.lang.Object
- elki.index.projected.ProjectedIndex.ProjectedRKNNByDBID

All Implemented Interfaces:

RKNNSearcher<DBIDRef>

Enclosing class:

ProjectedIndex<O,I>
```
class ProjectedIndex.ProjectedRKNNByDBID
extends java.lang.Object
implements RKNNSearcher<DBIDRef>
```
Class to proxy RkNN queries.

Author:

Erich Schubert

Field Summary

Fields
Modifier and Type Field Description

(package private) DistanceQuery<O> distq
Distance query for refinement.

(package private) RKNNSearcher<I> inner
Inner RkNN query.

Constructor Summary

Constructors
Constructor Description

ProjectedRKNNByDBID(DistanceQuery<O> distanceQuery, RKNNSearcher<I> inner)
Constructor.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`DoubleDBIDList`	`getRKNN(DBIDRef id, int k)`	Get the reverse k nearest neighbors for a particular object.

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

- Field Detail
  - inner
```
RKNNSearcher<I> inner
```
    Inner RkNN query.
  - distq
```
DistanceQuery<O> distq
```
    Distance query for refinement.
- Constructor Detail
  - ProjectedRKNNByDBID
```
public ProjectedRKNNByDBID(DistanceQuery<O> distanceQuery,
                           RKNNSearcher<I> inner)
```
    Constructor.
    
    Parameters:
    
    inner - Inner RkNN query.
- Method Detail
  - getRKNN
```
public DoubleDBIDList getRKNN(DBIDRef id,
                              int k)
```
    Description copied from interface: RKNNSearcher
    
    Get the reverse k nearest neighbors for a particular object.
    
    Specified by:
    
    getRKNN in interface RKNNSearcher<DBIDRef>
    
    Parameters:
    
    id - query object
    
    k - number of neighbors requested
    
    Returns:
    
    reverse k nearest neighbors