public class Remove extends Filter implements UnsupervisedFilter, StreamableFilter, OptionHandler, WeightedAttributesHandler, WeightedInstancesHandler
-R <index1,index2-index4,...> Specify list of columns to delete. First and last are valid indexes. (default none)
-V Invert matching sense (i.e. only keep specified columns)
Constructor and Description |
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Remove()
Constructor so that we can initialize the Range variable properly.
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Modifier and Type | Method and Description |
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java.lang.String |
attributeIndicesTipText()
Returns the tip text for this property
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java.lang.String |
getAttributeIndices()
Get the current range selection.
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Capabilities |
getCapabilities()
Returns the Capabilities of this filter.
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boolean |
getInvertSelection()
Get whether the supplied columns are to be removed or kept
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java.lang.String[] |
getOptions()
Gets the current settings of the filter.
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java.lang.String |
getRevision()
Returns the revision string.
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java.lang.String |
globalInfo()
Returns a string describing this filter
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boolean |
input(Instance instance)
Input an instance for filtering.
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java.lang.String |
invertSelectionTipText()
Returns the tip text for this property
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java.util.Enumeration<Option> |
listOptions()
Returns an enumeration describing the available options.
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static void |
main(java.lang.String[] argv)
Main method for testing this class.
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void |
setAttributeIndices(java.lang.String rangeList)
Set which attributes are to be deleted (or kept if invert is true)
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void |
setAttributeIndicesArray(int[] attributes)
Set which attributes are to be deleted (or kept if invert is true)
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boolean |
setInputFormat(Instances instanceInfo)
Sets the format of the input instances.
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void |
setInvertSelection(boolean invert)
Set whether selected columns should be removed or kept.
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void |
setOptions(java.lang.String[] options)
Parses a given list of options.
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batchFilterFile, batchFinished, debugTipText, doNotCheckCapabilitiesTipText, filterFile, getCapabilities, getCopyOfInputFormat, getDebug, getDoNotCheckCapabilities, getOutputFormat, isFirstBatchDone, isNewBatch, isOutputFormatDefined, makeCopies, makeCopy, mayRemoveInstanceAfterFirstBatchDone, numPendingOutput, output, outputPeek, postExecution, preExecution, run, runFilter, setDebug, setDoNotCheckCapabilities, toString, useFilter, wekaStaticWrapper
equals, getClass, hashCode, notify, notifyAll, wait, wait, wait
makeCopy
public Remove()
public java.util.Enumeration<Option> listOptions()
listOptions
in interface OptionHandler
listOptions
in class Filter
public void setOptions(java.lang.String[] options) throws java.lang.Exception
-R <index1,index2-index4,...> Specify list of columns to delete. First and last are valid indexes. (default none)
-V Invert matching sense (i.e. only keep specified columns)
setOptions
in interface OptionHandler
setOptions
in class Filter
options
- the list of options as an array of stringsjava.lang.Exception
- if an option is not supportedpublic java.lang.String[] getOptions()
getOptions
in interface OptionHandler
getOptions
in class Filter
public Capabilities getCapabilities()
getCapabilities
in interface CapabilitiesHandler
getCapabilities
in class Filter
Capabilities
public boolean setInputFormat(Instances instanceInfo) throws java.lang.Exception
setInputFormat
in class Filter
instanceInfo
- an Instances object containing the input instance
structure (any instances contained in the object are ignored -
only the structure is required).java.lang.Exception
- if the format couldn't be set successfullypublic boolean input(Instance instance)
public java.lang.String globalInfo()
public java.lang.String invertSelectionTipText()
public boolean getInvertSelection()
public void setInvertSelection(boolean invert)
invert
- the new invert settingpublic java.lang.String attributeIndicesTipText()
public java.lang.String getAttributeIndices()
public void setAttributeIndices(java.lang.String rangeList)
rangeList
- a string representing the list of attributes. Since the
string will typically come from a user, attributes are indexed
from 1. public void setAttributeIndicesArray(int[] attributes)
attributes
- an array containing indexes of attributes to select.
Since the array will typically come from a program, attributes are
indexed from 0.public java.lang.String getRevision()
getRevision
in interface RevisionHandler
getRevision
in class Filter
public static void main(java.lang.String[] argv)
argv
- should contain arguments to the filter: use -h for help