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<A NAME="CHAIDLearner(com.rapidminer.operator.OperatorDescription)"><!-- --></A><H3>
CHAIDLearner</H3>
<PRE>
public <B>CHAIDLearner</B>(<A HREF="../../../../../com/rapidminer/operator/OperatorDescription.html" title="class in com.rapidminer.operator">OperatorDescription</A>&nbsp;description)</PRE>
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<A NAME="calculateBenefit(com.rapidminer.example.ExampleSet, com.rapidminer.example.Attribute)"><!-- --></A><H3>
calculateBenefit</H3>
<PRE>
protected <A HREF="../../../../../com/rapidminer/operator/learner/tree/Benefit.html" title="class in com.rapidminer.operator.learner.tree">Benefit</A> <B>calculateBenefit</B>(<A HREF="../../../../../com/rapidminer/example/ExampleSet.html" title="interface in com.rapidminer.example">ExampleSet</A>&nbsp;trainingSet,
                                   <A HREF="../../../../../com/rapidminer/example/Attribute.html" title="interface in com.rapidminer.example">Attribute</A>&nbsp;attribute)
                            throws <A HREF="../../../../../com/rapidminer/operator/OperatorException.html" title="class in com.rapidminer.operator">OperatorException</A></PRE>
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<DD>This method calculates the benefit of the given attribute. This implementation
  utilizes the defined <A HREF="../../../../../com/rapidminer/operator/learner/tree/Criterion.html" title="interface in com.rapidminer.operator.learner.tree"><CODE>Criterion</CODE></A>. Subclasses might want to override this
  method in order to calculate the benefit in other ways.
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<DT><B>Throws:</B>
<DD><CODE><A HREF="../../../../../com/rapidminer/operator/OperatorException.html" title="class in com.rapidminer.operator">OperatorException</A></CODE></DL>
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<A NAME="getParameterTypes()"><!-- --></A><H3>
getParameterTypes</H3>
<PRE>
public java.util.List&lt;<A HREF="../../../../../com/rapidminer/parameter/ParameterType.html" title="class in com.rapidminer.parameter">ParameterType</A>&gt; <B>getParameterTypes</B>()</PRE>
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<DD><B>Description copied from class: <CODE><A HREF="../../../../../com/rapidminer/operator/Operator.html#getParameterTypes()">Operator</A></CODE></B></DD>
<DD>Returns a list of <tt>ParameterTypes</tt> describing the parameters of
 this operator. The default implementation returns an empty list if no
 input objects can be retained and special parameters for those input
 objects which can be prevented from being consumed.
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<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../../com/rapidminer/parameter/ParameterHandler.html#getParameterTypes()">getParameterTypes</A></CODE> in interface <CODE><A HREF="../../../../../com/rapidminer/parameter/ParameterHandler.html" title="interface in com.rapidminer.parameter">ParameterHandler</A></CODE><DT><B>Overrides:</B><DD><CODE><A HREF="../../../../../com/rapidminer/operator/learner/tree/DecisionTreeLearner.html#getParameterTypes()">getParameterTypes</A></CODE> in class <CODE><A HREF="../../../../../com/rapidminer/operator/learner/tree/DecisionTreeLearner.html" title="class in com.rapidminer.operator.learner.tree">DecisionTreeLearner</A></CODE></DL>
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