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Class weka.filters.NonSparseToSparseFilter
java.lang.Object
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+----weka.filters.Filter
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+----weka.filters.NonSparseToSparseFilter
- public class NonSparseToSparseFilter
- extends Filter
A filter that converts all incoming instances into sparse format.
- Version:
- $Revision: 1.7 $
- Author:
- Eibe Frank (eibe@cs.waikato.ac.nz)
NonSparseToSparseFilter()
-
globalInfo()
- Returns a string describing this filter
input(Instance)
- Input an instance for filtering.
main(String[])
- Main method for testing this class.
setInputFormat(Instances)
- Sets the format of the input instances.
NonSparseToSparseFilter
public NonSparseToSparseFilter()
globalInfo
public java.lang.String globalInfo()
Returns a string describing this filter
- Returns:
- a description of the filter suitable for
displaying in the explorer/experimenter gui
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
- Overrides:
- setInputFormat in class Filter
input
public boolean input(Instance instance)
Input an instance for filtering. Ordinarily the instance is processed
and made available for output immediately. Some filters require all
instances be read before producing output.
- 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 set.
- 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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