Package weka.core

Class ChebyshevDistance

java.lang.Object
weka.core.NormalizableDistance
weka.core.ChebyshevDistance
All Implemented Interfaces:
Serializable, DistanceFunction, OptionHandler, RevisionHandler, TechnicalInformationHandler
public class ChebyshevDistance extends NormalizableDistance implements TechnicalInformationHandler
Implements the Chebyshev distance. The distance between two vectors is the greatest of their differences along any coordinate dimension.

For more information, see:

Wikipedia. Chebyshev distance. URL http://en.wikipedia.org/wiki/Chebyshev_distance.

BibTeX: 

 @misc{missing_id,
    author = {Wikipedia},
    title = {Chebyshev distance},
    URL = {http://en.wikipedia.org/wiki/Chebyshev_distance}
 }

Valid options are: 

 -D
  Turns off the normalization of attribute 
  values in distance calculation.
 -R <col1,col2-col4,...>
  Specifies list of columns to used in the calculation of the 
  distance. 'first' and 'last' are valid indices.
  (default: first-last)
 -V
  Invert matching sense of column indices.
Version:
$Revision: 8034 $
Author:
Fracpete (fracpete at waikato dot ac dot nz)
See Also:

  • Constructor Details

    • ChebyshevDistance

      public ChebyshevDistance()
      Constructs an Chebyshev Distance object, Instances must be still set.

    • ChebyshevDistance

      public ChebyshevDistance(Instances data)
      Constructs an Chebyshev Distance object and automatically initializes the ranges.
      Parameters:
      data - the instances the distance function should work on

  • Method Details

    • globalInfo

      public String globalInfo()
      Returns a string describing this object.
      Specified by:
      globalInfo in class NormalizableDistance
      Returns:
      a description of the evaluator suitable for displaying in the explorer/experimenter gui

    • getTechnicalInformation

      public TechnicalInformation getTechnicalInformation()
      Returns an instance of a TechnicalInformation object, containing detailed information about the technical background of this class, e.g., paper reference or book this class is based on.
      Specified by:
      getTechnicalInformation in interface TechnicalInformationHandler
      Returns:
      the technical information about this class

    • getRevision

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