de.lmu.ifi.dbs.elki.distance.distancefunction.adapter (ELKI: Environment for DeveLoping KDD-Applications Supported by Index-Structures)

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E nvironment for

Deve L oping

K DD-Applications

Supported by I ndex-Structures

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Package de.lmu.ifi.dbs.elki.distance.distancefunction.adapter

Distance functions deriving distances from e.g. similarity measures

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Description

Class Summary
SimilarityAdapterAbstract<V extends FeatureVector<V,?>>	Adapter from a normalized similarity function to a distance function.
SimilarityAdapterArccos<V extends FeatureVector<V,?>>	Adapter from a normalized similarity function to a distance function using `arccos(sim)`.
SimilarityAdapterLinear<V extends FeatureVector<V,?>>	Adapter from a normalized similarity function to a distance function using `1 - sim`.
SimilarityAdapterLn<V extends FeatureVector<V,?>>	Adapter from a normalized similarity function to a distance function using `-log(sim)`.