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public static final int <B>CRITERION_GINI_INDEX</B></PRE>
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<DT><B>See Also:</B><DD><A HREF="../../../../../constant-values.html#com.rapidminer.operator.learner.tree.AbstractTreeLearner.CRITERION_GINI_INDEX">Constant Field Values</A></DL>
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<A NAME="CRITERION_ACCURACY"><!-- --></A><H3>
CRITERION_ACCURACY</H3>
<PRE>
public static final int <B>CRITERION_ACCURACY</B></PRE>
<DL>
<DL>
<DT><B>See Also:</B><DD><A HREF="../../../../../constant-values.html#com.rapidminer.operator.learner.tree.AbstractTreeLearner.CRITERION_ACCURACY">Constant Field Values</A></DL>
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<A NAME="AbstractTreeLearner(com.rapidminer.operator.OperatorDescription)"><!-- --></A><H3>
AbstractTreeLearner</H3>
<PRE>
public <B>AbstractTreeLearner</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="getTerminationCriteria(com.rapidminer.example.ExampleSet)"><!-- --></A><H3>
getTerminationCriteria</H3>
<PRE>
public abstract java.util.List&lt;<A HREF="../../../../../com/rapidminer/operator/learner/tree/Terminator.html" title="interface in com.rapidminer.operator.learner.tree">Terminator</A>&gt; <B>getTerminationCriteria</B>(<A HREF="../../../../../com/rapidminer/example/ExampleSet.html" title="interface in com.rapidminer.example">ExampleSet</A>&nbsp;exampleSet)
                                                           throws <A HREF="../../../../../com/rapidminer/operator/OperatorException.html" title="class in com.rapidminer.operator">OperatorException</A></PRE>
<DL>
<DD>Returns all termination criteria.
<P>
<DD><DL>

<DT><B>Throws:</B>
<DD><CODE><A HREF="../../../../../com/rapidminer/operator/OperatorException.html" title="class in com.rapidminer.operator">OperatorException</A></CODE></DL>
</DD>
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<A NAME="getPruner()"><!-- --></A><H3>
getPruner</H3>
<PRE>
public abstract <A HREF="../../../../../com/rapidminer/operator/learner/tree/Pruner.html" title="interface in com.rapidminer.operator.learner.tree">Pruner</A> <B>getPruner</B>()
                          throws <A HREF="../../../../../com/rapidminer/operator/OperatorException.html" title="class in com.rapidminer.operator">OperatorException</A></PRE>
<DL>
<DD>Returns the pruner for this tree learner. If this method returns null,
  pruning will be disabled.
<P>
<DD><DL>

<DT><B>Throws:</B>
<DD><CODE><A HREF="../../../../../com/rapidminer/operator/OperatorException.html" title="class in com.rapidminer.operator">OperatorException</A></CODE></DL>
</DD>
</DL>
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<A NAME="getSplitPreprocessing()"><!-- --></A><H3>
getSplitPreprocessing</H3>
<PRE>
public <A HREF="../../../../../com/rapidminer/operator/learner/tree/SplitPreprocessing.html" title="interface in com.rapidminer.operator.learner.tree">SplitPreprocessing</A> <B>getSplitPreprocessing</B>()</PRE>
<DL>
<DD>The split preprocessing is applied before each new split
  The default implementation does nothing and simply returns 
  the given example set. Subclasses might want to override this
  in order to perform some data preprocessing like random subset 
  selections.
<P>
<DD><DL>
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<A NAME="learn(com.rapidminer.example.ExampleSet)"><!-- --></A><H3>
learn</H3>
<PRE>
public <A HREF="../../../../../com/rapidminer/operator/Model.html" title="interface in com.rapidminer.operator">Model</A> <B>learn</B>(<A HREF="../../../../../com/rapidminer/example/ExampleSet.html" title="interface in com.rapidminer.example">ExampleSet</A>&nbsp;eSet)
            throws <A HREF="../../../../../com/rapidminer/operator/OperatorException.html" title="class in com.rapidminer.operator">OperatorException</A></PRE>
<DL>
<DD><B>Description copied from interface: <CODE><A HREF="../../../../../com/rapidminer/operator/learner/Learner.html#learn(com.rapidminer.example.ExampleSet)">Learner</A></CODE></B></DD>
<DD>Trains a model. This method should be called by apply() and is
 implemented by subclasses.
<P>
<DD><DL>

<DT><B>Throws:</B>
<DD><CODE><A HREF="../../../../../com/rapidminer/operator/OperatorException.html" title="class in com.rapidminer.operator">OperatorException</A></CODE></DL>
</DD>
</DL>
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<A NAME="createCriterion()"><!-- --></A><H3>
createCriterion</H3>
<PRE>
protected <A HREF="../../../../../com/rapidminer/operator/learner/tree/Criterion.html" title="interface in com.rapidminer.operator.learner.tree">Criterion</A> <B>createCriterion</B>()
                             throws <A HREF="../../../../../com/rapidminer/parameter/UndefinedParameterError.html" title="class in com.rapidminer.parameter">UndefinedParameterError</A></PRE>
<DL>
<DD><DL>

<DT><B>Throws:</B>
<DD><CODE><A HREF="../../../../../com/rapidminer/parameter/UndefinedParameterError.html" title="class in com.rapidminer.parameter">UndefinedParameterError</A></CODE></DL>
</DD>
</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>
<DL>
<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.
<P>
<DD><DL>
<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/Operator.html#getParameterTypes()">getParameterTypes</A></CODE> in class <CODE><A HREF="../../../../../com/rapidminer/operator/Operator.html" title="class in com.rapidminer.operator">Operator</A></CODE></DL>
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