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java.lang.Objectweka.attributeSelection.ASEvaluation
public abstract class ASEvaluation
Abstract attribute selection evaluation class
Constructor Summary | |
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ASEvaluation()
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Method Summary | |
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abstract void |
buildEvaluator(Instances data)
Generates a attribute evaluator. |
static ASEvaluation |
forName(java.lang.String evaluatorName,
java.lang.String[] options)
Creates a new instance of an attribute/subset evaluator given it's class name and (optional) arguments to pass to it's setOptions method. |
Capabilities |
getCapabilities()
Returns the capabilities of this evaluator. |
java.lang.String |
getRevision()
Returns the revision string. |
static ASEvaluation[] |
makeCopies(ASEvaluation model,
int num)
Creates copies of the current evaluator. |
int[] |
postProcess(int[] attributeSet)
Provides a chance for a attribute evaluator to do any special post processing of the selected attribute set. |
Methods inherited from class java.lang.Object |
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equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
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public ASEvaluation()
Method Detail |
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public abstract void buildEvaluator(Instances data) throws java.lang.Exception
data
- set of instances serving as training data
java.lang.Exception
- if the evaluator has not been
generated successfullypublic int[] postProcess(int[] attributeSet) throws java.lang.Exception
attributeSet
- the set of attributes found by the search
java.lang.Exception
- if postprocessing fails for some reasonpublic static ASEvaluation forName(java.lang.String evaluatorName, java.lang.String[] options) throws java.lang.Exception
evaluatorName
- the fully qualified class name of the evaluatoroptions
- an array of options suitable for passing to setOptions. May
be null.
java.lang.Exception
- if the evaluator name is invalid, or the options
supplied are not acceptable to the evaluatorpublic static ASEvaluation[] makeCopies(ASEvaluation model, int num) throws java.lang.Exception
model
- an example evaluator to copynum
- the number of evaluator copies to create.
java.lang.Exception
- if an error occurspublic Capabilities getCapabilities()
getCapabilities
in interface CapabilitiesHandler
Capabilities
public java.lang.String getRevision()
getRevision
in interface RevisionHandler
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