Package elki.clustering.hierarchical

Class AbstractHDBSCAN.HDBSCANAdapter

  • All Implemented Interfaces:
    elki.math.geometry.PrimsMinimumSpanningTree.Adapter<elki.database.ids.ArrayDBIDs>
    Enclosing class:
    AbstractHDBSCAN<O>
    protected static class AbstractHDBSCAN.HDBSCANAdapter
extends java.lang.Object
implements elki.math.geometry.PrimsMinimumSpanningTree.Adapter<elki.database.ids.ArrayDBIDs>
    Class for processing the HDBSCAN G_mpts graph.
    Author:
    Erich Schubert

    • Field Summary

      Fields 
      Modifier and Type Field Description
      private elki.database.datastore.DoubleDataStore coredists
      Core distance storage.
      private elki.database.query.distance.DistanceQuery<?> distq
      Distance query for exact distances.
      private elki.database.ids.ArrayDBIDs ids
      IDs to process.
      private elki.database.ids.DBIDArrayIter p
      Iterators for accessing the data objects.
      private elki.database.ids.DBIDArrayIter q
      Iterators for accessing the data objects.

    • Constructor Summary

      Constructors 
      Constructor Description
      HDBSCANAdapter​(elki.database.ids.ArrayDBIDs ids, elki.database.datastore.DoubleDataStore coredists, elki.database.query.distance.DistanceQuery<?> distq)
      Constructor.

    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      double distance​(elki.database.ids.ArrayDBIDs data, int ip, int iq)  
      int size​(elki.database.ids.ArrayDBIDs data)  

      • Methods inherited from class java.lang.Object

        clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

    • Field Detail

      • ids

        private elki.database.ids.ArrayDBIDs ids
        IDs to process.

      • q

        private elki.database.ids.DBIDArrayIter q
        Iterators for accessing the data objects.

      • p

        private elki.database.ids.DBIDArrayIter p
        Iterators for accessing the data objects.

      • coredists

        private elki.database.datastore.DoubleDataStore coredists
        Core distance storage.

      • distq

        private elki.database.query.distance.DistanceQuery<?> distq
        Distance query for exact distances.

    • Constructor Detail

      • HDBSCANAdapter

        public HDBSCANAdapter​(elki.database.ids.ArrayDBIDs ids,
                      elki.database.datastore.DoubleDataStore coredists,
                      elki.database.query.distance.DistanceQuery<?> distq)
        Constructor.
        Parameters:
        ids - Ids to process.
        coredists - Core distances
        distq - Distance query

    • Method Detail

      • distance

        public double distance​(elki.database.ids.ArrayDBIDs data,
                       int ip,
                       int iq)
        Specified by:
        distance in interface elki.math.geometry.PrimsMinimumSpanningTree.Adapter<elki.database.ids.ArrayDBIDs>

      • size

        public int size​(elki.database.ids.ArrayDBIDs data)
        Specified by:
        size in interface elki.math.geometry.PrimsMinimumSpanningTree.Adapter<elki.database.ids.ArrayDBIDs>