Class MTreeKNNByDBID<O>
- java.lang.Object
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- elki.index.tree.metrical.mtreevariants.query.MTreeKNNByDBID<O>
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- Type Parameters:
O
- Object type
- All Implemented Interfaces:
KNNSearcher<DBIDRef>
public class MTreeKNNByDBID<O> extends java.lang.Object implements KNNSearcher<DBIDRef>
Instance of a KNN query for a particular spatial index.- Since:
- 0.4.0
- Author:
- Erich Schubert
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Field Summary
Fields Modifier and Type Field Description protected DistanceQuery<O>
distanceQuery
Hold the distance function to be used.protected AbstractMTree<O,?,?,?>
index
The index to use
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Constructor Summary
Constructors Constructor Description MTreeKNNByDBID(AbstractMTree<O,?,?,?> index, DistanceQuery<O> distanceQuery)
Constructor.
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description KNNList
getKNN(DBIDRef q, int k)
Get the k nearest neighbors for a particular object.
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Field Detail
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index
protected final AbstractMTree<O,?,?,?> index
The index to use
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distanceQuery
protected final DistanceQuery<O> distanceQuery
Hold the distance function to be used.
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Constructor Detail
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MTreeKNNByDBID
public MTreeKNNByDBID(AbstractMTree<O,?,?,?> index, DistanceQuery<O> distanceQuery)
Constructor.- Parameters:
index
- Index to usedistanceQuery
- Distance query used
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Method Detail
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getKNN
public KNNList getKNN(DBIDRef q, int k)
Description copied from interface:KNNSearcher
Get the k nearest neighbors for a particular object.- Specified by:
getKNN
in interfaceKNNSearcher<O>
- Parameters:
q
- query objectk
- Number of neighbors requested- Returns:
- neighbors
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