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Class weka.filters.NumericToBinaryFilter

java.lang.Object
    |
    +----weka.filters.Filter
            |
            +----weka.filters.NumericToBinaryFilter

public class NumericToBinaryFilter
extends Filter
Converts all numeric attributes into binary attributes (apart from the class attribute): if the value of the numeric attribute is exactly zero, the value of the new attribute will be zero. If the value of the numeric attribute is missing, the value of the new attribute will be missing. Otherwise, the value of the new attribute will be one. The new attributes will nominal.

Version:
$Revision: 1.7 $
Author:
Eibe Frank (eibe@cs.waikato.ac.nz)

Constructor Index

 o NumericToBinaryFilter()
 

Method Index

 o input(Instance)
Input an instance for filtering.
 o main(String[])
Main method for testing this class.
 o setInputFormat(Instances)
Sets the format of the input instances.

Constructor Detail

 o NumericToBinaryFilter
public NumericToBinaryFilter()

Method Detail

 o setInputFormat
public boolean setInputFormat(Instances instanceInfo) throws java.lang.Exception
          Sets the format of the input instances.
Parameters:
instanceInfo - an Instances object containing the input instance structure (any instances contained in the object are ignored - only the structure is required).
Returns:
true if the outputFormat may be collected immediately
Throws:
java.lang.Exception - if the input format can't be set successfully
Overrides:
setInputFormat in class Filter
 o input
public boolean input(Instance instance)
          Input an instance for filtering.
Parameters:
instance - the input instance
Returns:
true if the filtered instance may now be collected with output().
Throws:
java.lang.IllegalStateException - if no input format has been defined.
Overrides:
input in class Filter
 o main
public static void main(java.lang.String argv[])
          Main method for testing this class.
Parameters:
argv - should contain arguments to the filter: use -h for help

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