AttributeSetEvaluator (weka-dev 3.9.7 API)

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

All Implemented Interfaces:

Serializable, CapabilitiesHandler, CapabilitiesIgnorer, CommandlineRunnable, OptionHandler, RevisionHandler
```
public abstract class AttributeSetEvaluator
extends ASEvaluation
```
Abstract attribute set evaluator.

Version:

$Revision$

Author:

Zheng Zhao: zhaozheng at asu.edu

See Also:

Serialized Form

Constructor Summary

Constructors
Constructor Description

AttributeSetEvaluator()

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`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, clean, doNotCheckCapabilitiesTipText, forName, getCapabilities, getDoNotCheckCapabilities, getOptions, getRevision, listOptions, makeCopies, postExecution, postProcess, preExecution, run, runEvaluator, setDoNotCheckCapabilities, setOptions

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 Exception
```
    evaluates an individual attribute
    
    Parameters:
    
    attribute - the index of the attribute to be evaluated
    
    Returns:
    
    the "merit" of the attribute
    
    Throws:
    
    Exception - if the attribute could not be evaluated
  - evaluateAttribute
```
public abstract double evaluateAttribute(int[] attributes,
                                         int[] classAttributes)
                                  throws Exception
```
    Evaluates a set of attributes
    
    Parameters:
    
    attributes - an int[] value
    
    classAttributes - an int[] value
    
    Returns:
    
    a double value
    
    Throws:
    
    Exception - if an error occurs