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## weka.attributeSelection
Class AttributeSetEvaluator

    java.lang.Object
      weka.attributeSelection.ASEvaluation
          weka.attributeSelection.AttributeSetEvaluator

All Implemented Interfaces:
  java.io.Serializable, CapabilitiesHandler, RevisionHandler

Direct Known Subclasses:
  SymmetricalUncertAttributeSetEval

    public abstract class AttributeSetEvaluator

extends ASEvaluation

Abstract attribute set evaluator.

Version:
  $Revision: 1.3 $
Author:
  Zheng Zhao: zhaozheng at asu.edu
See Also:
  Serialized Form

Constructor Summary
`AttributeSetEvaluator()`

Method Summary
`abstract double` | `evaluateAttribute(int attribute)` evaluates an individual attribute
`abstract double` | `evaluateAttribute(int[] attributes, int[] classAttributes)` Evaluates a set of attributes

Methods inherited from class weka.attributeSelection.ASEvaluation
`buildEvaluator, forName, getCapabilities, getRevision, makeCopies, postProcess`

Methods inherited from class java.lang.Object
`equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

Constructor Detail

### AttributeSetEvaluator

    public AttributeSetEvaluator()

Method Detail

### evaluateAttribute

    public abstract double evaluateAttribute(int attribute)
                                      throws java.lang.Exception

  evaluates an individual attribute

  Parameters:
    `attribute` - the index of the attribute to be evaluated
  Returns:
    the "merit" of the attribute
  Throws:
    `java.lang.Exception` - if the attribute could not be evaluated

### evaluateAttribute

    public abstract double evaluateAttribute(int[] attributes,
                                             int[] classAttributes)
                                      throws java.lang.Exception

  Evaluates a set of attributes

  Parameters:
    `attributes` - an `int[]` value
    `classAttributes` - an `int[]` value
  Returns:
    a `double` value
  Throws:
    `java.lang.Exception` - if an error occurs

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