类 AddID
java.lang.Object
weka.filters.Filter
weka.filters.unsupervised.attribute.AddID
An instance filter that adds an ID attribute to the dataset. The new attribute contains a unique ID for each instance.
Note: The ID is not reset for the second batch of files (using -b and -r and -s). Valid options are:
Note: The ID is not reset for the second batch of files (using -b and -r and -s). Valid options are:
-C <index> Specify where to insert the ID. First and last are valid indexes.(default first)
-N <name> Name of the new attribute. (default = 'ID')
- 版本:
- $Revision: 5543 $
- 作者:
- fracpete (fracpete at waikato dot ac dot nz)
- 另请参阅:
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构造器概要
构造器 -
方法概要
修饰符和类型方法说明Returns the tip text for this propertyboolean
Signify that this batch of input to the filter is finished.Get the name of the attribute to be createdReturns the Capabilities of this filter.Get the index of the attribute used.String[]
Gets the current settings of the filter.Returns the revision string.Returns a string describing this filterReturns the tip text for this propertyboolean
Input an instance for filtering.Returns an enumeration describing the available options.static void
Main method for testing this class.void
setAttributeName
(String value) Set the new attribute's namevoid
setIDIndex
(String value) Sets index of the attribute used.boolean
setInputFormat
(Instances instanceInfo) Sets the format of the input instances.void
setOptions
(String[] options) Parses a given list of options.从类继承的方法 weka.filters.Filter
batchFilterFile, filterFile, getCapabilities, getOutputFormat, isFirstBatchDone, isNewBatch, isOutputFormatDefined, makeCopies, makeCopy, numPendingOutput, output, outputPeek, toString, useFilter, wekaStaticWrapper
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构造器详细资料
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AddID
public AddID()
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方法详细资料
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globalInfo
Returns a string describing this filter- 返回:
- a description of the filter suitable for displaying in the explorer/experimenter gui
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listOptions
Returns an enumeration describing the available options.- 指定者:
listOptions
在接口中OptionHandler
- 返回:
- an enumeration of all the available options.
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setOptions
Parses a given list of options. Valid options are:-C <index> Specify where to insert the ID. First and last are valid indexes.(default first)
-N <name> Name of the new attribute. (default = 'ID')
- 指定者:
setOptions
在接口中OptionHandler
- 参数:
options
- the list of options as an array of strings- 抛出:
Exception
- if an option is not supported
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getOptions
Gets the current settings of the filter.- 指定者:
getOptions
在接口中OptionHandler
- 返回:
- an array of strings suitable for passing to setOptions
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attributeNameTipText
Returns the tip text for this property- 返回:
- tip text for this property suitable for displaying in the explorer/experimenter gui
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getAttributeName
Get the name of the attribute to be created- 返回:
- the current attribute name
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setAttributeName
Set the new attribute's name- 参数:
value
- the new name
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IDIndexTipText
Returns the tip text for this property- 返回:
- tip text for this property suitable for displaying in the explorer/experimenter gui
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getIDIndex
Get the index of the attribute used.- 返回:
- the index of the attribute
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setIDIndex
Sets index of the attribute used.- 参数:
value
- the index of the attribute
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getCapabilities
Returns the Capabilities of this filter.- 指定者:
getCapabilities
在接口中CapabilitiesHandler
- 覆盖:
getCapabilities
在类中Filter
- 返回:
- the capabilities of this object
- 另请参阅:
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setInputFormat
Sets the format of the input instances.- 覆盖:
setInputFormat
在类中Filter
- 参数:
instanceInfo
- an Instances object containing the input instance structure (any instances contained in the object are ignored - only the structure is required).- 返回:
- true if the outputFormat may be collected immediately
- 抛出:
Exception
- if the format couldn't be set successfully
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input
Input an instance for filtering. Filter requires all training instances be read before producing output.- 覆盖:
input
在类中Filter
- 参数:
instance
- the input instance- 返回:
- true if the filtered instance may now be collected with output().
- 抛出:
IllegalStateException
- if no input format has been set.
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batchFinished
public boolean batchFinished()Signify that this batch of input to the filter is finished. If the filter requires all instances prior to filtering, output() may now be called to retrieve the filtered instances.- 覆盖:
batchFinished
在类中Filter
- 返回:
- true if there are instances pending output
- 抛出:
IllegalStateException
- if no input structure has been defined
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getRevision
Returns the revision string.- 指定者:
getRevision
在接口中RevisionHandler
- 覆盖:
getRevision
在类中Filter
- 返回:
- the revision
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main
Main method for testing this class.- 参数:
args
- should contain arguments to the filter: use -h for help
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