Class SparseToNonSparse
- java.lang.Object
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- weka.filters.Filter
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- weka.filters.unsupervised.instance.SparseToNonSparse
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- All Implemented Interfaces:
java.io.Serializable
,CapabilitiesHandler
,RevisionHandler
,StreamableFilter
,UnsupervisedFilter
public class SparseToNonSparse extends Filter implements UnsupervisedFilter, StreamableFilter
An instance filter that converts all incoming sparse instances into non-sparse format.- Version:
- $Revision: 5548 $
- Author:
- Len Trigg (len@reeltwo.com)
- See Also:
- Serialized Form
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Constructor Summary
Constructors Constructor Description SparseToNonSparse()
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Method Summary
All Methods Static Methods Instance Methods Concrete Methods Modifier and Type Method Description Capabilities
getCapabilities()
Returns the Capabilities of this filter.java.lang.String
getRevision()
Returns the revision string.java.lang.String
globalInfo()
Returns a string describing this filterboolean
input(Instance instance)
Input an instance for filtering.static void
main(java.lang.String[] argv)
Main method for testing this class.boolean
setInputFormat(Instances instanceInfo)
Sets the format of the input instances.-
Methods inherited from class weka.filters.Filter
batchFilterFile, batchFinished, filterFile, getCapabilities, getOutputFormat, isFirstBatchDone, isNewBatch, isOutputFormatDefined, makeCopies, makeCopy, numPendingOutput, output, outputPeek, toString, useFilter, wekaStaticWrapper
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Method Detail
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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
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getCapabilities
public Capabilities getCapabilities()
Returns the Capabilities of this filter.- Specified by:
getCapabilities
in interfaceCapabilitiesHandler
- Overrides:
getCapabilities
in classFilter
- Returns:
- the capabilities of this object
- See Also:
Capabilities
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setInputFormat
public boolean setInputFormat(Instances instanceInfo) throws java.lang.Exception
Sets the format of the input instances.- Overrides:
setInputFormat
in classFilter
- 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 format cannot be processed
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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.
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getRevision
public java.lang.String getRevision()
Returns the revision string.- Specified by:
getRevision
in interfaceRevisionHandler
- Overrides:
getRevision
in classFilter
- Returns:
- the revision
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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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