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<DD><CODE>java.lang.Exception</CODE></DL>
</DD>
</DL>
<HR>

<A NAME="prune()"><!-- --></A><H3>
prune</H3>
<PRE>
public void <B>prune</B>()
           throws java.lang.Exception</PRE>
<DL>
<DD>Recursively prune the tree
<P>
<DD><DL>

<DT><B>Throws:</B>
<DD><CODE>java.lang.Exception</CODE> - if an error occurs</DL>
</DD>
</DL>
<HR>

<A NAME="findBestLeaf(double[], weka.classifiers.trees.m5.RuleNode[])"><!-- --></A><H3>
findBestLeaf</H3>
<PRE>
public void <B>findBestLeaf</B>(double[]&nbsp;maxCoverage,
                         <A HREF="../../../../weka/classifiers/trees/m5/RuleNode.html" title="class in weka.classifiers.trees.m5">RuleNode</A>[]&nbsp;bestLeaf)</PRE>
<DL>
<DD>Find the leaf with greatest coverage
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>maxCoverage</CODE> - the greatest coverage found so far<DD><CODE>bestLeaf</CODE> - the leaf with the greatest coverage</DL>
</DD>
</DL>
<HR>

<A NAME="returnLeaves(weka.core.FastVector[])"><!-- --></A><H3>
returnLeaves</H3>
<PRE>
public void <B>returnLeaves</B>(<A HREF="../../../../weka/core/FastVector.html" title="class in weka.core">FastVector</A>[]&nbsp;v)</PRE>
<DL>
<DD>Return a list containing all the leaves in the tree
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>v</CODE> - a single element array containing a vector of leaves</DL>
</DD>
</DL>
<HR>

<A NAME="parentNode()"><!-- --></A><H3>
parentNode</H3>
<PRE>
public <A HREF="../../../../weka/classifiers/trees/m5/RuleNode.html" title="class in weka.classifiers.trees.m5">RuleNode</A> <B>parentNode</B>()</PRE>
<DL>
<DD>Get the parent of this node
<P>
<DD><DL>

<DT><B>Returns:</B><DD>the parent of this node</DL>
</DD>
</DL>
<HR>

<A NAME="leftNode()"><!-- --></A><H3>
leftNode</H3>
<PRE>
public <A HREF="../../../../weka/classifiers/trees/m5/RuleNode.html" title="class in weka.classifiers.trees.m5">RuleNode</A> <B>leftNode</B>()</PRE>
<DL>
<DD>Get the left child of this node
<P>
<DD><DL>

<DT><B>Returns:</B><DD>the left child of this node</DL>
</DD>
</DL>
<HR>

<A NAME="rightNode()"><!-- --></A><H3>
rightNode</H3>
<PRE>
public <A HREF="../../../../weka/classifiers/trees/m5/RuleNode.html" title="class in weka.classifiers.trees.m5">RuleNode</A> <B>rightNode</B>()</PRE>
<DL>
<DD>Get the right child of this node
<P>
<DD><DL>

<DT><B>Returns:</B><DD>the right child of this node</DL>
</DD>
</DL>
<HR>

<A NAME="splitAtt()"><!-- --></A><H3>
splitAtt</H3>
<PRE>
public int <B>splitAtt</B>()</PRE>
<DL>
<DD>Get the index of the splitting attribute for this node
<P>
<DD><DL>

<DT><B>Returns:</B><DD>the index of the splitting attribute</DL>
</DD>
</DL>
<HR>

<A NAME="splitVal()"><!-- --></A><H3>
splitVal</H3>
<PRE>
public double <B>splitVal</B>()</PRE>
<DL>
<DD>Get the split point for this node
<P>
<DD><DL>

<DT><B>Returns:</B><DD>the split point for this node</DL>
</DD>
</DL>
<HR>

<A NAME="numberOfLinearModels()"><!-- --></A><H3>
numberOfLinearModels</H3>
<PRE>
public int <B>numberOfLinearModels</B>()</PRE>
<DL>
<DD>Get the number of linear models in the tree
<P>
<DD><DL>

<DT><B>Returns:</B><DD>the number of linear models</DL>
</DD>
</DL>
<HR>

<A NAME="isLeaf()"><!-- --></A><H3>
isLeaf</H3>
<PRE>
public boolean <B>isLeaf</B>()</PRE>
<DL>
<DD>Return true if this node is a leaf
<P>
<DD><DL>

<DT><B>Returns:</B><DD>true if this node is a leaf</DL>
</DD>
</DL>
<HR>

<A NAME="getModel()"><!-- --></A><H3>
getModel</H3>
<PRE>
public <A HREF="../../../../weka/classifiers/trees/m5/PreConstructedLinearModel.html" title="class in weka.classifiers.trees.m5">PreConstructedLinearModel</A> <B>getModel</B>()</PRE>
<DL>
<DD>Get the linear model at this node
<P>
<DD><DL>

<DT><B>Returns:</B><DD>the linear model at this node</DL>
</DD>
</DL>
<HR>

<A NAME="getNumInstances()"><!-- --></A><H3>
getNumInstances</H3>
<PRE>
public int <B>getNumInstances</B>()</PRE>
<DL>
<DD>Return the number of instances that reach this node.
<P>
<DD><DL>

<DT><B>Returns:</B><DD>the number of instances at this node.</DL>
</DD>
</DL>
<HR>

<A NAME="getRegressionTree()"><!-- --></A><H3>
getRegressionTree</H3>
<PRE>
public boolean <B>getRegressionTree</B>()</PRE>
<DL>
<DD>Get the value of regressionTree.
<P>
<DD><DL>

<DT><B>Returns:</B><DD>Value of regressionTree.</DL>
</DD>
</DL>
<HR>

<A NAME="setMinNumInstances(double)"><!-- --></A><H3>
setMinNumInstances</H3>
<PRE>
public void <B>setMinNumInstances</B>(double&nbsp;minNum)</PRE>
<DL>
<DD>Set the minumum number of instances to allow at a leaf node
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>minNum</CODE> - the minimum number of instances</DL>
</DD>
</DL>
<HR>

<A NAME="getMinNumInstances()"><!-- --></A><H3>
getMinNumInstances</H3>
<PRE>
public double <B>getMinNumInstances</B>()</PRE>
<DL>
<DD>Get the minimum number of instances to allow at a leaf node
<P>
<DD><DL>

<DT><B>Returns:</B><DD>a <code>double</code> value</DL>
</DD>
</DL>
<HR>

<A NAME="setRegressionTree(boolean)"><!-- --></A><H3>
setRegressionTree</H3>
<PRE>
public void <B>setRegressionTree</B>(boolean&nbsp;newregressionTree)</PRE>
<DL>
<DD>Set the value of regressionTree.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>newregressionTree</CODE> - Value to assign to regressionTree.</DL>
</DD>
</DL>
<HR>

<A NAME="printAllModels()"><!-- --></A><H3>
printAllModels</H3>
<PRE>
public void <B>printAllModels</B>()</PRE>
<DL>
<DD>Print all the linear models at the learf (debugging purposes)
<P>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="graph(java.lang.StringBuffer)"><!-- --></A><H3>
graph</H3>
<PRE>
public void <B>graph</B>(java.lang.StringBuffer&nbsp;text)</PRE>
<DL>
<DD>Assign a unique identifier to each node in the tree and then
 calls graphTree
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>text</CODE> - a <code>StringBuffer</code> value</DL>
</DD>
</DL>
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