类 NominalToString
java.lang.Object
weka.filters.Filter
weka.filters.unsupervised.attribute.NominalToString
Converts a nominal attribute (i.e. set number of values) to string (i.e. unspecified number of values).
Valid options are:
-C <col> Sets the range of attributes to convert (default last).
- 版本:
- $Revision: 8573 $
- 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
Signifies that this batch of input to the filter is finished.Get the index of the attribute used.Returns the Capabilities of this filter.String[]
Gets the current settings of the filter.Returns the revision string.Returns a string describing this filterboolean
Input an instance for filtering.Returns an enumeration describing the available options.static void
Main method for testing this class.void
setAttributeIndexes
(String attIndex) 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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NominalToString
public NominalToString()
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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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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:
UnsupportedAttributeTypeException
- if the selected attribute a string attribute.Exception
- if the input format can't be set successfully.
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input
Input an instance for filtering. The instance is processed and made available for output immediately.- 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 structure has been defined.
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batchFinished
public boolean batchFinished()Signifies 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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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 <col> Sets the range of attributes to convert (default last).
- 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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attributeIndexesTipText
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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getAttributeIndexes
Get the index of the attribute used.- 返回:
- the index of the attribute
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setAttributeIndexes
Sets index of the attribute used.- 参数:
attIndex
- the index of the attribute
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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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