Package weka.clusterers.forOPTICSAndDBScan.DataObjects

Class EuclideanDataObject

  • All Implemented Interfaces:
    java.io.Serializable, DataObject, RevisionHandler
    public class EuclideanDataObject
extends java.lang.Object
implements DataObject, java.io.Serializable, RevisionHandler

    EuclideanDataObject.java
    Authors: Rainer Holzmann, Zhanna Melnikova-Albrecht, Matthias Schubert
    Date: Aug 19, 2004
    Time: 5:50:22 PM
    $ Revision 1.4 $

    Version:
    $Revision: 8108 $
    Author:
    Matthias Schubert (schubert@dbs.ifi.lmu.de), Zhanna Melnikova-Albrecht (melnikov@cip.ifi.lmu.de), Rainer Holzmann (holzmann@cip.ifi.lmu.de)
    See Also:
    Serialized Form

    • Constructor Summary

      Constructors 
      Constructor Description
      EuclideanDataObject​(Instance originalInstance, java.lang.String key, Database database)
      Constructs a new DataObject.

    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      double distance​(DataObject dataObject)
      Calculates the euclidian-distance between dataObject and this.dataObject
      boolean equals​(DataObject dataObject)
      Compares two DataObjects in respect to their attribute-values
      int getClusterLabel()
      Returns the clusterID, to which this DataObject belongs to
      double getCoreDistance()
      Returns the coreDistance for this dataObject
      Instance getInstance()
      Returns the original instance
      java.lang.String getKey()
      Returns the key for this DataObject
      double getReachabilityDistance()
      Returns the reachabilityDistance for this dataObject
      java.lang.String getRevision()
      Returns the revision string.
      boolean isProcessed()
      Gives information about the status of a dataObject
      void setClusterLabel​(int clusterID)
      Sets the clusterID (cluster), to which this DataObject belongs to
      void setCoreDistance​(double c_dist)
      Sets a new coreDistance for this dataObject
      void setKey​(java.lang.String key)
      Sets the key for this DataObject
      void setProcessed​(boolean processed)
      Marks this dataObject as processed
      void setReachabilityDistance​(double r_dist)
      Sets a new reachability-distance for this dataObject
      java.lang.String toString()  

      • Methods inherited from class java.lang.Object

        equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

    • Constructor Detail

      • EuclideanDataObject

        public EuclideanDataObject​(Instance originalInstance,
                           java.lang.String key,
                           Database database)
        Constructs a new DataObject. The original instance is kept as instance-variable
        Parameters:
        originalInstance - the original instance

    • Method Detail

      • equals

        public boolean equals​(DataObject dataObject)
        Compares two DataObjects in respect to their attribute-values
        Specified by:
        equals in interface DataObject
        Parameters:
        dataObject - The DataObject, that is compared with this.dataObject; now assumed to be of the same type and with the same structure
        Returns:
        Returns true, if the DataObjects correspond in each value, else returns false

      • distance

        public double distance​(DataObject dataObject)
        Calculates the euclidian-distance between dataObject and this.dataObject
        Specified by:
        distance in interface DataObject
        Parameters:
        dataObject - The DataObject, that is used for distance-calculation with this.dataObject; now assumed to be of the same type and with the same structure
        Returns:
        double-value The euclidian-distance between dataObject and this.dataObject

      • getInstance

        public Instance getInstance()
        Returns the original instance
        Specified by:
        getInstance in interface DataObject
        Returns:
        originalInstance

      • getKey

        public java.lang.String getKey()
        Returns the key for this DataObject
        Specified by:
        getKey in interface DataObject
        Returns:
        key

      • setKey

        public void setKey​(java.lang.String key)
        Sets the key for this DataObject
        Specified by:
        setKey in interface DataObject
        Parameters:
        key - The key is represented as string

      • setClusterLabel

        public void setClusterLabel​(int clusterID)
        Sets the clusterID (cluster), to which this DataObject belongs to
        Specified by:
        setClusterLabel in interface DataObject
        Parameters:
        clusterID - Number of the Cluster

      • getClusterLabel

        public int getClusterLabel()
        Returns the clusterID, to which this DataObject belongs to
        Specified by:
        getClusterLabel in interface DataObject
        Returns:
        clusterID

      • setProcessed

        public void setProcessed​(boolean processed)
        Marks this dataObject as processed
        Specified by:
        setProcessed in interface DataObject
        Parameters:
        processed - True, if the DataObject has been already processed, false else

      • isProcessed

        public boolean isProcessed()
        Gives information about the status of a dataObject
        Specified by:
        isProcessed in interface DataObject
        Returns:
        True, if this dataObject has been processed, else false

      • setCoreDistance

        public void setCoreDistance​(double c_dist)
        Sets a new coreDistance for this dataObject
        Specified by:
        setCoreDistance in interface DataObject
        Parameters:
        c_dist - coreDistance

      • getCoreDistance

        public double getCoreDistance()
        Returns the coreDistance for this dataObject
        Specified by:
        getCoreDistance in interface DataObject
        Returns:
        coreDistance

      • setReachabilityDistance

        public void setReachabilityDistance​(double r_dist)
        Sets a new reachability-distance for this dataObject
        Specified by:
        setReachabilityDistance in interface DataObject

      • getReachabilityDistance

        public double getReachabilityDistance()
        Returns the reachabilityDistance for this dataObject
        Specified by:
        getReachabilityDistance in interface DataObject

      • toString

        public java.lang.String toString()
        Overrides:
        toString in class java.lang.Object

      • getRevision

        public java.lang.String getRevision()
        Returns the revision string.
        Specified by:
        getRevision in interface RevisionHandler
        Returns:
        the revision