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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><!--NewPage--><HTML><HEAD><!-- Generated by javadoc (build 1.4.2_05) on Mon Mar 07 15:27:42 NZDT 2005 --><TITLE>RuleNode</TITLE><META NAME="keywords" CONTENT="weka.classifiers.trees.m5.RuleNode class"><LINK REL ="stylesheet" TYPE="text/css" HREF="../../../../stylesheet.css" TITLE="Style"><SCRIPT type="text/javascript">function windowTitle(){ parent.document.title="RuleNode";}</SCRIPT></HEAD><BODY BGCOLOR="white" onload="windowTitle();"><!-- ========= START OF TOP NAVBAR ======= --><A NAME="navbar_top"><!-- --></A><A HREF="#skip-navbar_top" title="Skip navigation links"></A><TABLE BORDER="0" WIDTH="100%" CELLPADDING="1" CELLSPACING="0" SUMMARY=""><TR><TD COLSPAN=3 BGCOLOR="#EEEEFF" CLASS="NavBarCell1"><A NAME="navbar_top_firstrow"><!-- --></A><TABLE BORDER="0" CELLPADDING="0" CELLSPACING="3" SUMMARY=""> <TR ALIGN="center" VALIGN="top"> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../../overview-summary.html"><FONT CLASS="NavBarFont1"><B>Overview</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="package-summary.html"><FONT CLASS="NavBarFont1"><B>Package</B></FONT></A> </TD> <TD BGCOLOR="#FFFFFF" CLASS="NavBarCell1Rev"> <FONT CLASS="NavBarFont1Rev"><B>Class</B></FONT> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="package-tree.html"><FONT CLASS="NavBarFont1"><B>Tree</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../../deprecated-list.html"><FONT CLASS="NavBarFont1"><B>Deprecated</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../../index-all.html"><FONT CLASS="NavBarFont1"><B>Index</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../../../Tutorial.pdf"><FONT CLASS="NavBarFont1"><B>Help</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="http://www.cs.waikato.ac.nz/ml/weka/index.html"><FONT CLASS="NavBarFont1"><B>Weka's home</B></FONT></A> </TD> </TR></TABLE></TD><TD ALIGN="right" VALIGN="top" ROWSPAN=3><EM></EM></TD></TR><TR><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="../../../../weka/classifiers/trees/m5/Rule.html" title="class in weka.classifiers.trees.m5"><B>PREV CLASS</B></A> <A HREF="../../../../weka/classifiers/trees/m5/Values.html" title="class in weka.classifiers.trees.m5"><B>NEXT CLASS</B></A></FONT></TD><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="../../../../index.html" target="_top"><B>FRAMES</B></A> <A HREF="RuleNode.html" target="_top"><B>NO FRAMES</B></A> <SCRIPT type="text/javascript"> <!-- if(window==top) { document.writeln('<A HREF="../../../../allclasses-noframe.html"><B>All Classes</B></A>'); } //--></SCRIPT><NOSCRIPT> <A HREF="../../../../allclasses-noframe.html"><B>All Classes</B></A></NOSCRIPT></FONT></TD></TR><TR><TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2"> SUMMARY: NESTED | <A HREF="#field_summary">FIELD</A> | <A HREF="#constructor_summary">CONSTR</A> | <A HREF="#method_summary">METHOD</A></FONT></TD><TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2">DETAIL: <A HREF="#field_detail">FIELD</A> | <A HREF="#constructor_detail">CONSTR</A> | <A HREF="#method_detail">METHOD</A></FONT></TD></TR></TABLE><A NAME="skip-navbar_top"></A><!-- ========= END OF TOP NAVBAR ========= --><HR><!-- ======== START OF CLASS DATA ======== --><H2><FONT SIZE="-1">weka.classifiers.trees.m5</FONT><BR>Class RuleNode</H2><PRE>java.lang.Object <IMG SRC="../../../../resources/inherit.gif" ALT="extended by"><A HREF="../../../../weka/classifiers/Classifier.html" title="class in weka.classifiers">weka.classifiers.Classifier</A> <IMG SRC="../../../../resources/inherit.gif" ALT="extended by"><B>weka.classifiers.trees.m5.RuleNode</B></PRE><DL><DT><B>All Implemented Interfaces:</B> <DD>java.lang.Cloneable, <A HREF="../../../../weka/core/OptionHandler.html" title="interface in weka.core">OptionHandler</A>, java.io.Serializable</DD></DL><HR><DL><DT>public class <B>RuleNode</B><DT>extends <A HREF="../../../../weka/classifiers/Classifier.html" title="class in weka.classifiers">Classifier</A></DL><P>Constructs a node for use in an m5 tree or rule<P><P><DL><DT><B>Version:</B></DT> <DD>$Revision: 1.8 $</DD><DT><B>Author:</B></DT> <DD>Mark Hall (mhall@cs.waikato.ac.nz)</DD><DT><B>See Also:</B><DD><A HREF="../../../../serialized-form.html#weka.classifiers.trees.m5.RuleNode">Serialized Form</A></DL><HR><P><!-- ======== NESTED CLASS SUMMARY ======== --><!-- =========== FIELD SUMMARY =========== --><A NAME="field_summary"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TD COLSPAN=2><FONT SIZE="+2"><B>Field Summary</B></FONT></TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> int</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../weka/classifiers/trees/m5/RuleNode.html#m_numParameters">m_numParameters</A></B></CODE><BR> the number of paramters in the chosen model for this node---either the subtree model or the linear model.</TD></TR></TABLE> <!-- ======== CONSTRUCTOR SUMMARY ======== --><A NAME="constructor_summary"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TD COLSPAN=2><FONT SIZE="+2"><B>Constructor Summary</B></FONT></TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><B><A HREF="../../../../weka/classifiers/trees/m5/RuleNode.html#RuleNode(double, double, weka.classifiers.trees.m5.RuleNode)">RuleNode</A></B>(double globalDev, double globalAbsDev, <A HREF="../../../../weka/classifiers/trees/m5/RuleNode.html" title="class in weka.classifiers.trees.m5">RuleNode</A> parent)</CODE><BR> Creates a new <code>RuleNode</code> instance.</TD></TR></TABLE> <!-- ========== METHOD SUMMARY =========== --><A NAME="method_summary"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TD COLSPAN=2><FONT SIZE="+2"><B>Method Summary</B></FONT></TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> void</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../weka/classifiers/trees/m5/RuleNode.html#buildClassifier(weka.core.Instances)">buildClassifier</A></B>(<A HREF="../../../../weka/core/Instances.html" title="class in weka.core">Instances</A> data)</CODE><BR> Build this node (find an attribute and split point)</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> double</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../weka/classifiers/trees/m5/RuleNode.html#classifyInstance(weka.core.Instance)">classifyInstance</A></B>(<A HREF="../../../../weka/core/Instance.html" title="class in weka.core">Instance</A> inst)</CODE><BR> Classify an instance using this node.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> void</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../weka/classifiers/trees/m5/RuleNode.html#findBestLeaf(double[], weka.classifiers.trees.m5.RuleNode[])">findBestLeaf</A></B>(double[] maxCoverage, <A HREF="../../../../weka/classifiers/trees/m5/RuleNode.html" title="class in weka.classifiers.trees.m5">RuleNode</A>[] bestLeaf)</CODE><BR> Find the leaf with greatest coverage</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> double</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../weka/classifiers/trees/m5/RuleNode.html#getMinNumInstances()">getMinNumInstances</A></B>()</CODE><BR> Get the minimum number of instances to allow at a leaf node</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> <A HREF="../../../../weka/classifiers/trees/m5/PreConstructedLinearModel.html" title="class in weka.classifiers.trees.m5">PreConstructedLinearModel</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../../../weka/classifiers/trees/m5/RuleNode.html#getModel()">getModel</A></B>()</CODE><BR> Get the linear model at this node</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> int</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../weka/classifiers/trees/m5/RuleNode.html#getNumInstances()">getNumInstances</A></B>()</CODE><BR> Return the number of instances that reach this node.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> boolean</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../weka/classifiers/trees/m5/RuleNode.html#getRegressionTree()">getRegressionTree</A></B>()</CODE><BR> Get the value of regressionTree.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> void</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../weka/classifiers/trees/m5/RuleNode.html#graph(java.lang.StringBuffer)">graph</A></B>(java.lang.StringBuffer text)</CODE><BR> Assign a unique identifier to each node in the tree and then calls graphTree</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> void</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../weka/classifiers/trees/m5/RuleNode.html#installLinearModels()">installLinearModels</A></B>()</CODE><BR> Traverses the tree and installs linear models at each node.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> void</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../weka/classifiers/trees/m5/RuleNode.html#installSmoothedModels()">installSmoothedModels</A></B>()</CODE><BR> </TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> boolean</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../weka/classifiers/trees/m5/RuleNode.html#isLeaf()">isLeaf</A></B>()</CODE><BR> Return true if this node is a leaf</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> <A HREF="../../../../weka/classifiers/trees/m5/RuleNode.html" title="class in weka.classifiers.trees.m5">RuleNode</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../../../weka/classifiers/trees/m5/RuleNode.html#leftNode()">leftNode</A></B>()</CODE><BR> Get the left child of this node</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> java.lang.String</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../weka/classifiers/trees/m5/RuleNode.html#nodeToString()">nodeToString</A></B>()</CODE><BR> Returns a description of this node (debugging purposes)</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> int</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../weka/classifiers/trees/m5/RuleNode.html#numberOfLinearModels()">numberOfLinearModels</A></B>()</CODE><BR> Get the number of linear models in the tree</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> int</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../weka/classifiers/trees/m5/RuleNode.html#numLeaves(int)">numLeaves</A></B>(int leafCounter)</CODE><BR> Sets the leaves' numbers</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> <A HREF="../../../../weka/classifiers/trees/m5/RuleNode.html" title="class in weka.classifiers.trees.m5">RuleNode</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../../../weka/classifiers/trees/m5/RuleNode.html#parentNode()">parentNode</A></B>()</CODE><BR> Get the parent of this node</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> void</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../weka/classifiers/trees/m5/RuleNode.html#printAllModels()">printAllModels</A></B>()</CODE><BR> Print all the linear models at the learf (debugging purposes)</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> java.lang.String</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../weka/classifiers/trees/m5/RuleNode.html#printLeafModels()">printLeafModels</A></B>()</CODE><BR> print all leaf models</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> java.lang.String</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../weka/classifiers/trees/m5/RuleNode.html#printNodeLinearModel()">printNodeLinearModel</A></B>()</CODE><BR> print the linear model at this node</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> void</CODE></FONT></TD>⌨️ 快捷键说明
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