Reachability-distance.svg


Summary

Description
English: Illustration of the "reachability distance" concept in the DBSCAN , OPTICS and LOF algorithms.
Object is the query object. Object is the 4-nearest-neighbor, thus . All objects inside the "core" (visualized as circle) such as object have . Only objects outside such as have their true distance, thus .
Deutsch: Illustration der "Erreichbarkeitsdistanz" wie sie von den Algorithmen DBSCAN , OPTICS und LOF verwendet wird.
Objekt ist das Anfrageobjekt. Objekt ist der 4-nächste-Nachbar, also ist . Alle Objekte im "Kern" (dargestellt als Kreis) wie das Objekt bekommen die . Nur Objekte außerhalb wie bekommen ihre wahre Distanz als Erreichbarkeits-Distanz, also
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Public domain I, the copyright holder of this work, release this work into the public domain . This applies worldwide.
In some countries this may not be legally possible; if so:
I grant anyone the right to use this work for any purpose , without any conditions, unless such conditions are required by law.

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21 May 2010

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