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java.lang.Object de.lmu.ifi.dbs.elki.distance.distancefunction.AbstractPrimitiveDistanceFunction<NumberVector<?,?>,DoubleDistance> de.lmu.ifi.dbs.elki.distance.distancefunction.AbstractVectorDoubleDistanceFunction de.lmu.ifi.dbs.elki.distance.distancefunction.LPNormDistanceFunction de.lmu.ifi.dbs.elki.distance.distancefunction.MaximumDistanceFunction
public class MaximumDistanceFunction
Maximum distance function to compute the Maximum distance for a pair of FeatureVectors.
Nested Class Summary | |
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static class |
MaximumDistanceFunction.Parameterizer
Parameterization class. |
Field Summary | |
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static MaximumDistanceFunction |
STATIC
Static instance. |
Fields inherited from class de.lmu.ifi.dbs.elki.distance.distancefunction.LPNormDistanceFunction |
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P_ID |
Constructor Summary | |
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MaximumDistanceFunction()
Deprecated. Use static instance! |
Method Summary | ||
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DoubleDistance |
centerDistance(SpatialComparable mbr1,
SpatialComparable mbr2)
Computes the distance between the centroids of the two given MBRs according to this distance function. |
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double |
doubleCenterDistance(SpatialComparable mbr1,
SpatialComparable mbr2)
Computes the distance between the centroids of the two given MBRs according to this distance function. |
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double |
doubleDistance(NumberVector<?,?> v1,
NumberVector<?,?> v2)
Returns the distance between the specified FeatureVectors as a LP-Norm for the currently set p. |
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double |
doubleMinDist(SpatialComparable mbr1,
SpatialComparable mbr2)
Computes the distance between the two given MBRs according to this distance function. |
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boolean |
equals(Object obj)
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instantiate(Relation<T> relation)
Instantiate with a database to get the actual distance query. |
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boolean |
isMetric()
Is this distance function metric (in particular, does it satisfy the triangle equation?) |
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DoubleDistance |
minDist(SpatialComparable mbr1,
SpatialComparable mbr2)
Computes the distance between the two given MBRs according to this distance function. |
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String |
toString()
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Methods inherited from class de.lmu.ifi.dbs.elki.distance.distancefunction.LPNormDistanceFunction |
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getP |
Methods inherited from class de.lmu.ifi.dbs.elki.distance.distancefunction.AbstractVectorDoubleDistanceFunction |
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distance, getDistanceFactory, getInputTypeRestriction |
Methods inherited from class de.lmu.ifi.dbs.elki.distance.distancefunction.AbstractPrimitiveDistanceFunction |
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isSymmetric |
Methods inherited from class java.lang.Object |
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clone, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
Methods inherited from interface de.lmu.ifi.dbs.elki.distance.distancefunction.PrimitiveDistanceFunction |
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distance, getInputTypeRestriction |
Methods inherited from interface de.lmu.ifi.dbs.elki.distance.distancefunction.DistanceFunction |
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getDistanceFactory, isSymmetric |
Field Detail |
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public static final MaximumDistanceFunction STATIC
Constructor Detail |
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@Deprecated public MaximumDistanceFunction()
Method Detail |
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public double doubleDistance(NumberVector<?,?> v1, NumberVector<?,?> v2)
LPNormDistanceFunction
doubleDistance
in interface PrimitiveDoubleDistanceFunction<NumberVector<?,?>>
doubleDistance
in class LPNormDistanceFunction
v1
- first FeatureVectorv2
- second FeatureVector
public double doubleMinDist(SpatialComparable mbr1, SpatialComparable mbr2)
SpatialPrimitiveDoubleDistanceFunction
doubleMinDist
in interface SpatialPrimitiveDoubleDistanceFunction<NumberVector<?,?>>
mbr1
- the first MBR objectmbr2
- the second MBR object
public double doubleCenterDistance(SpatialComparable mbr1, SpatialComparable mbr2)
SpatialPrimitiveDoubleDistanceFunction
doubleCenterDistance
in interface SpatialPrimitiveDoubleDistanceFunction<NumberVector<?,?>>
mbr1
- the first MBR objectmbr2
- the second MBR object
public DoubleDistance minDist(SpatialComparable mbr1, SpatialComparable mbr2)
SpatialPrimitiveDistanceFunction
minDist
in interface SpatialPrimitiveDistanceFunction<NumberVector<?,?>,DoubleDistance>
mbr1
- the first MBR objectmbr2
- the second MBR object
public DoubleDistance centerDistance(SpatialComparable mbr1, SpatialComparable mbr2)
SpatialPrimitiveDistanceFunction
centerDistance
in interface SpatialPrimitiveDistanceFunction<NumberVector<?,?>,DoubleDistance>
mbr1
- the first MBR objectmbr2
- the second MBR object
public boolean isMetric()
DistanceFunction
isMetric
in interface DistanceFunction<NumberVector<?,?>,DoubleDistance>
isMetric
in class LPNormDistanceFunction
true
when metric.public <T extends NumberVector<?,?>> SpatialDistanceQuery<T,DoubleDistance> instantiate(Relation<T> relation)
AbstractPrimitiveDistanceFunction
instantiate
in interface DistanceFunction<NumberVector<?,?>,DoubleDistance>
instantiate
in interface SpatialPrimitiveDistanceFunction<NumberVector<?,?>,DoubleDistance>
instantiate
in class AbstractPrimitiveDistanceFunction<NumberVector<?,?>,DoubleDistance>
relation
- Representation
public String toString()
toString
in class LPNormDistanceFunction
public boolean equals(Object obj)
equals
in class LPNormDistanceFunction
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