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Class weka.filters.NumericToBinaryFilter
java.lang.Object
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+----weka.filters.Filter
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+----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)
NumericToBinaryFilter()
-
input(Instance)
- Input an instance for filtering.
main(String[])
- Main method for testing this class.
setInputFormat(Instances)
- Sets the format of the input instances.
NumericToBinaryFilter
public NumericToBinaryFilter()
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
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
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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