public class NumericTransform extends Filter implements UnsupervisedFilter, StreamableFilter, OptionHandler, WeightedInstancesHandler, WeightedAttributesHandler
-R <index1,index2-index4,...> Specify list of columns to transform. First and last are valid indexes (default none). Non-numeric columns are skipped.
-V Invert matching sense.
-C <string> Sets the class containing transformation method. (default java.lang.Math)
-M <string> Sets the method. (default abs)
Constructor and Description |
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NumericTransform()
Default constructor -- sets the default transform method to
java.lang.Math.abs().
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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 |
classNameTipText()
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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java.lang.String |
getClassName()
Get the class containing the transformation method.
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boolean |
getInvertSelection()
Get whether the supplied columns are to be transformed or not
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java.lang.String |
getMethodName()
Get the transformation method.
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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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java.lang.String |
methodNameTipText()
Returns the tip text for this property
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void |
setAttributeIndices(java.lang.String rangeList)
Set which attributes are to be transformed (or kept if invert is true).
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void |
setAttributeIndicesArray(int[] attributes)
Set which attributes are to be transformed (or kept if invert is true)
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void |
setClassName(java.lang.String name)
Sets the class containing the transformation method.
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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 transformed or not.
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void |
setMethodName(java.lang.String name)
Set the transformation method.
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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 NumericTransform()
public java.lang.String globalInfo()
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 input format can't be set successfullypublic boolean input(Instance instance) throws java.lang.Exception
input
in class Filter
instance
- the input instancejava.lang.IllegalStateException
- if no input format has been set.java.lang.reflect.InvocationTargetException
- if there is a problem applying the
configured transform method.java.lang.NullPointerException
- if the input format has not been defined.java.lang.Exception
- if the input instance was not of the correct format or if
there was a problem with the filtering.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 transform. First and last are valid indexes (default none). Non-numeric columns are skipped.
-V Invert matching sense.
-C <string> Sets the class containing transformation method. (default java.lang.Math)
-M <string> Sets the method. (default abs)
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 java.lang.String classNameTipText()
public java.lang.String getClassName()
public void setClassName(java.lang.String name) throws java.lang.ClassNotFoundException
name
- the name of the classjava.lang.ClassNotFoundException
- if class can't be foundpublic java.lang.String methodNameTipText()
public java.lang.String getMethodName()
public void setMethodName(java.lang.String name) throws java.lang.NoSuchMethodException
name
- the name of the methodjava.lang.NoSuchMethodException
- if method can't be found in classpublic 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