Package elki.index.preprocessed.knn
Class CachedDoubleDistanceKNNPreprocessor<O>
- java.lang.Object
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- elki.index.preprocessed.knn.AbstractMaterializeKNNPreprocessor<O>
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- elki.index.preprocessed.knn.CachedDoubleDistanceKNNPreprocessor<O>
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- Type Parameters:
O
- Object type
public class CachedDoubleDistanceKNNPreprocessor<O> extends AbstractMaterializeKNNPreprocessor<O>
Preprocessor that loads an existing cached kNN result.- Since:
- 0.6.0
- Author:
- Erich Schubert
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Nested Class Summary
Nested Classes Modifier and Type Class Description static class
CachedDoubleDistanceKNNPreprocessor.Factory<O>
The parameterizable factory.
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Field Summary
Fields Modifier and Type Field Description private java.nio.file.Path
filename
File to load.private static Logging
LOG
Class logger.-
Fields inherited from class elki.index.preprocessed.knn.AbstractMaterializeKNNPreprocessor
distance, distanceQuery, k, relation, storage
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Constructor Summary
Constructors Constructor Description CachedDoubleDistanceKNNPreprocessor(Relation<O> relation, Distance<? super O> distance, int k, java.nio.file.Path file)
Constructor.
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description protected Logging
getLogger()
Get the classes static logger.protected void
preprocess()
Perform the preprocessing step.-
Methods inherited from class elki.index.preprocessed.knn.AbstractMaterializeKNNPreprocessor
createStorage, get, getDistanceQuery, getK, initialize, kNNByDBID, kNNByObject
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Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
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Methods inherited from interface elki.index.Index
logStatistics
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Field Detail
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filename
private java.nio.file.Path filename
File to load.
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LOG
private static final Logging LOG
Class logger.
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Method Detail
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preprocess
protected void preprocess()
Description copied from class:AbstractMaterializeKNNPreprocessor
Perform the preprocessing step.- Specified by:
preprocess
in classAbstractMaterializeKNNPreprocessor<O>
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getLogger
protected Logging getLogger()
Description copied from class:AbstractMaterializeKNNPreprocessor
Get the classes static logger.- Specified by:
getLogger
in classAbstractMaterializeKNNPreprocessor<O>
- Returns:
- Logger
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