Class AbstractRangeQueryNeighborPredicate<O,M,N>
- java.lang.Object
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- elki.clustering.dbscan.predicates.AbstractRangeQueryNeighborPredicate<O,M,N>
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- Type Parameters:
O
- object typeM
- model typeN
- neighborhood type
- All Implemented Interfaces:
NeighborPredicate<N>
- Direct Known Subclasses:
FourCNeighborPredicate
,PreDeConNeighborPredicate
public abstract class AbstractRangeQueryNeighborPredicate<O,M,N> extends java.lang.Object implements NeighborPredicate<N>
Abstract local model neighborhood predicate.- Since:
- 0.7.0
- Author:
- Erich Schubert
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Nested Class Summary
Nested Classes Modifier and Type Class Description static class
AbstractRangeQueryNeighborPredicate.Instance<N,M>
Instance for a particular data set.
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Constructor Summary
Constructors Constructor Description AbstractRangeQueryNeighborPredicate(double epsilon, Distance<? super O> distance)
Full constructor.
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Method Summary
All Methods Instance Methods Abstract Methods Concrete Methods Modifier and Type Method Description protected abstract M
computeLocalModel(DBIDRef id, DoubleDBIDList neighbors, Relation<? extends O> relation)
Method to compute the actual data model.TypeInformation
getInputTypeRestriction()
Input data type restriction.(package private) abstract Logging
getLogger()
Get the class logger.DataStore<M>
preprocess(java.lang.Class<? super M> modelcls, Relation<? extends O> relation, RangeSearcher<DBIDRef> query)
Perform the preprocessing step.-
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.clustering.dbscan.predicates.NeighborPredicate
getOutputType, instantiate
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Method Detail
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getInputTypeRestriction
public TypeInformation getInputTypeRestriction()
Description copied from interface:NeighborPredicate
Input data type restriction.- Specified by:
getInputTypeRestriction
in interfaceNeighborPredicate<O>
- Returns:
- Type restriction
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preprocess
public DataStore<M> preprocess(java.lang.Class<? super M> modelcls, Relation<? extends O> relation, RangeSearcher<DBIDRef> query)
Perform the preprocessing step.- Parameters:
modelcls
- Class of modelsrelation
- Data relationquery
- Range query- Returns:
- Precomputed models
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computeLocalModel
protected abstract M computeLocalModel(DBIDRef id, DoubleDBIDList neighbors, Relation<? extends O> relation)
Method to compute the actual data model.- Parameters:
id
- Object IDneighbors
- Neighborsrelation
- Data relation- Returns:
- Model for this object.
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getLogger
abstract Logging getLogger()
Get the class logger.- Returns:
- Logger
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