类 PKIDiscretize

所有已实现的接口:
Serializable, CapabilitiesHandler, OptionHandler, RevisionHandler, TechnicalInformationHandler, WeightedInstancesHandler, UnsupervisedFilter

public class PKIDiscretize extends Discretize implements TechnicalInformationHandler
Discretizes numeric attributes using equal frequency binning, where the number of bins is equal to the square root of the number of non-missing values.

For more information, see:

Ying Yang, Geoffrey I. Webb: Proportional k-Interval Discretization for Naive-Bayes Classifiers. In: 12th European Conference on Machine Learning, 564-575, 2001.

BibTeX:

 @inproceedings{Yang2001,
    author = {Ying Yang and Geoffrey I. Webb},
    booktitle = {12th European Conference on Machine Learning},
    pages = {564-575},
    publisher = {Springer},
    series = {LNCS},
    title = {Proportional k-Interval Discretization for Naive-Bayes Classifiers},
    volume = {2167},
    year = {2001}
 }
 

Valid options are:

 -unset-class-temporarily
  Unsets the class index temporarily before the filter is
  applied to the data.
  (default: no)
 -R <col1,col2-col4,...>
  Specifies list of columns to Discretize. First and last are valid indexes.
  (default: first-last)
 -V
  Invert matching sense of column indexes.
 -D
  Output binary attributes for discretized attributes.
版本:
$Revision: 1.9 $
作者:
Richard Kirkby (rkirkby@cs.waikato.ac.nz)
另请参阅:
  • 构造器详细资料

    • PKIDiscretize

      public PKIDiscretize()
  • 方法详细资料

    • setInputFormat

      public boolean setInputFormat(Instances instanceInfo) throws Exception
      Sets the format of the input instances.
      覆盖:
      setInputFormat 在类中 Discretize
      参数:
      instanceInfo - an Instances object containing the input instance structure (any instances contained in the object are ignored - only the structure is required).
      返回:
      true if the outputFormat may be collected immediately
      抛出:
      Exception - if the input format can't be set successfully
    • listOptions

      public Enumeration listOptions()
      Gets an enumeration describing the available options.
      指定者:
      listOptions 在接口中 OptionHandler
      覆盖:
      listOptions 在类中 Discretize
      返回:
      an enumeration of all the available options.
    • setOptions

      public void setOptions(String[] options) throws Exception
      Parses a given list of options.

      Valid options are:

       -unset-class-temporarily
        Unsets the class index temporarily before the filter is
        applied to the data.
        (default: no)
       -R <col1,col2-col4,...>
        Specifies list of columns to Discretize. First and last are valid indexes.
        (default: first-last)
       -V
        Invert matching sense of column indexes.
       -D
        Output binary attributes for discretized attributes.
      指定者:
      setOptions 在接口中 OptionHandler
      覆盖:
      setOptions 在类中 Discretize
      参数:
      options - the list of options as an array of strings
      抛出:
      Exception - if an option is not supported
    • getOptions

      public String[] getOptions()
      Gets the current settings of the filter.
      指定者:
      getOptions 在接口中 OptionHandler
      覆盖:
      getOptions 在类中 Discretize
      返回:
      an array of strings suitable for passing to setOptions
    • globalInfo

      public String globalInfo()
      Returns a string describing this filter
      覆盖:
      globalInfo 在类中 Discretize
      返回:
      a description of the filter 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.
      指定者:
      getTechnicalInformation 在接口中 TechnicalInformationHandler
      返回:
      the technical information about this class
    • findNumBinsTipText

      public String findNumBinsTipText()
      Returns the tip text for this property
      覆盖:
      findNumBinsTipText 在类中 Discretize
      返回:
      tip text for this property suitable for displaying in the explorer/experimenter gui
    • getFindNumBins

      public boolean getFindNumBins()
      Get the value of FindNumBins.
      覆盖:
      getFindNumBins 在类中 Discretize
      返回:
      Value of FindNumBins.
    • setFindNumBins

      public void setFindNumBins(boolean newFindNumBins)
      Set the value of FindNumBins.
      覆盖:
      setFindNumBins 在类中 Discretize
      参数:
      newFindNumBins - Value to assign to FindNumBins.
    • useEqualFrequencyTipText

      public String useEqualFrequencyTipText()
      Returns the tip text for this property
      覆盖:
      useEqualFrequencyTipText 在类中 Discretize
      返回:
      tip text for this property suitable for displaying in the explorer/experimenter gui
    • getUseEqualFrequency

      public boolean getUseEqualFrequency()
      Get the value of UseEqualFrequency.
      覆盖:
      getUseEqualFrequency 在类中 Discretize
      返回:
      Value of UseEqualFrequency.
    • setUseEqualFrequency

      public void setUseEqualFrequency(boolean newUseEqualFrequency)
      Set the value of UseEqualFrequency.
      覆盖:
      setUseEqualFrequency 在类中 Discretize
      参数:
      newUseEqualFrequency - Value to assign to UseEqualFrequency.
    • binsTipText

      public String binsTipText()
      Returns the tip text for this property
      覆盖:
      binsTipText 在类中 Discretize
      返回:
      tip text for this property suitable for displaying in the explorer/experimenter gui
    • getBins

      public int getBins()
      Ignored
      覆盖:
      getBins 在类中 Discretize
      返回:
      the number of bins.
    • setBins

      public void setBins(int numBins)
      Ignored
      覆盖:
      setBins 在类中 Discretize
      参数:
      numBins - the number of bins
    • getRevision

      public String getRevision()
      Returns the revision string.
      指定者:
      getRevision 在接口中 RevisionHandler
      覆盖:
      getRevision 在类中 Discretize
      返回:
      the revision
    • main

      public static void main(String[] argv)
      Main method for testing this class.
      参数:
      argv - should contain arguments to the filter: use -h for help