class MkCoPLeafEntry<D extends NumberDistance<D,?>> extends MTreeLeafEntry<D> implements MkCoPEntry<D>
Modifier and Type | Field and Description |
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private ApproximationLine |
conservativeApproximation
The conservative approximation.
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private ApproximationLine |
progressiveApproximation
The progressive approximation.
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private static long |
serialVersionUID |
Constructor and Description |
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MkCoPLeafEntry()
Empty constructor for serialization purposes.
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MkCoPLeafEntry(DBID objectID,
D parentDistance,
ApproximationLine conservativeApproximation,
ApproximationLine progressiveApproximation)
Provides a new MkCoPLeafEntry with the given parameters.
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Modifier and Type | Method and Description |
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<O> D |
approximateConservativeKnnDistance(int k,
DistanceQuery<O,D> distanceFunction)
Returns the conservative approximated knn distance of the entry.
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<O> D |
approximateProgressiveKnnDistance(int k,
DistanceQuery<O,D> distanceFunction)
Returns the progressive approximated knn distance of the entry.
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boolean |
equals(Object o)
Indicates whether some other object is "equal to" this one.
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ApproximationLine |
getConservativeKnnDistanceApproximation()
Returns the conservative approximation line.
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ApproximationLine |
getProgressiveKnnDistanceApproximation()
Returns the progressive approximation line.
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void |
readExternal(ObjectInput in)
Calls the super method and reads the the conservative and progressive
approximation of the knn distances of this entry from the specified input
stream.
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void |
setConservativeKnnDistanceApproximation(ApproximationLine conservativeApproximation)
Sets the conservative approximation line
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void |
setProgressiveKnnDistanceApproximation(ApproximationLine progressiveApproximation)
Sets the progressive approximation line
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String |
toString()
Returns a string representation of this entry.
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void |
writeExternal(ObjectOutput out)
Calls the super method and writes the conservative and progressive
approximation of the knn distances of this entry to the specified stream.
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getCoveringRadius, getParentDistance, getRoutingObjectID, setCoveringRadius, setParentDistance, setRoutingObjectID
getDBID, hashCode, isLeafEntry
clone, finalize, getClass, notify, notifyAll, wait, wait, wait
getCoveringRadius, getParentDistance, getRoutingObjectID, setCoveringRadius, setParentDistance, setRoutingObjectID
isLeafEntry
private static final long serialVersionUID
private ApproximationLine conservativeApproximation
private ApproximationLine progressiveApproximation
public MkCoPLeafEntry()
public MkCoPLeafEntry(DBID objectID, D parentDistance, ApproximationLine conservativeApproximation, ApproximationLine progressiveApproximation)
objectID
- the id of the underlying data objectparentDistance
- the distance from the underlying data object to its
parent's routing objectconservativeApproximation
- the conservative approximation of the knn
distancesprogressiveApproximation
- the progressive approximation of the knn
distancespublic <O> D approximateConservativeKnnDistance(int k, DistanceQuery<O,D> distanceFunction)
approximateConservativeKnnDistance
in interface MkCoPEntry<D extends NumberDistance<D,?>>
O
- Object typek
- the parameter k of the knn distancedistanceFunction
- the distance functionpublic <O> D approximateProgressiveKnnDistance(int k, DistanceQuery<O,D> distanceFunction)
O
- Object typek
- the parameter k of the knn distancedistanceFunction
- the distance functionpublic ApproximationLine getConservativeKnnDistanceApproximation()
getConservativeKnnDistanceApproximation
in interface MkCoPEntry<D extends NumberDistance<D,?>>
public ApproximationLine getProgressiveKnnDistanceApproximation()
public void setConservativeKnnDistanceApproximation(ApproximationLine conservativeApproximation)
setConservativeKnnDistanceApproximation
in interface MkCoPEntry<D extends NumberDistance<D,?>>
conservativeApproximation
- the conservative approximation line to be
setpublic void setProgressiveKnnDistanceApproximation(ApproximationLine progressiveApproximation)
progressiveApproximation
- the progressive approximation line to be
setpublic void writeExternal(ObjectOutput out) throws IOException
writeExternal
in interface Externalizable
writeExternal
in class MTreeLeafEntry<D extends NumberDistance<D,?>>
out
- the stream to write the object toIOException
- Includes any I/O exceptions that may occurpublic void readExternal(ObjectInput in) throws IOException, ClassNotFoundException
readExternal
in interface Externalizable
readExternal
in class MTreeLeafEntry<D extends NumberDistance<D,?>>
in
- the stream to read data from in order to restore the objectIOException
- if I/O errors occurClassNotFoundException
- If the class for an object being restored
cannot be found.public boolean equals(Object o)
equals
in class MTreeLeafEntry<D extends NumberDistance<D,?>>
o
- the object to be testedpublic String toString()
toString
in class AbstractLeafEntry