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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Frameset//EN""http://www.w3.org/TR/REC-html40/frameset.dtd"><!--NewPage--><HTML><HEAD><!-- Generated by javadoc on Wed Sep 04 10:31:49 CDT 2002 --><TITLE>: Class ClassifierTree</TITLE><LINK REL ="stylesheet" TYPE="text/css" HREF="../../../stylesheet.css" TITLE="Style"></HEAD><BODY BGCOLOR="white"><!-- ========== START OF NAVBAR ========== --><A NAME="navbar_top"><!-- --></A><TABLE BORDER="0" WIDTH="100%" CELLPADDING="1" CELLSPACING="0"><TR><TD COLSPAN=2 BGCOLOR="#EEEEFF" CLASS="NavBarCell1"><A NAME="navbar_top_firstrow"><!-- --></A><TABLE BORDER="0" CELLPADDING="0" CELLSPACING="3"> <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="../../../help-doc.html"><FONT CLASS="NavBarFont1"><B>Help</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/j48/ClassifierSplitModel.html"><B>PREV CLASS</B></A> <A HREF="../../../weka/classifiers/j48/Distribution.html"><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="ClassifierTree.html" TARGET="_top"><B>NO FRAMES</B></A></FONT></TD></TR><TR><TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2"> SUMMARY: INNER | <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><!-- =========== END OF NAVBAR =========== --><HR><!-- ======== START OF CLASS DATA ======== --><H2><FONT SIZE="-1">weka.classifiers.j48</FONT><BR>Class ClassifierTree</H2><PRE>java.lang.Object | +--<B>weka.classifiers.j48.ClassifierTree</B></PRE><DL><DT><B>All Implemented Interfaces:</B> <DD><A HREF="../../../weka/core/Drawable.html">Drawable</A>, java.io.Serializable</DD></DL><DL><DT><B>Direct Known Subclasses:</B> <DD><A HREF="../../../weka/classifiers/j48/C45PruneableClassifierTree.html">C45PruneableClassifierTree</A>, <A HREF="../../../weka/classifiers/j48/PruneableClassifierTree.html">PruneableClassifierTree</A></DD></DL><HR><DL><DT>public class <B>ClassifierTree</B><DT>extends java.lang.Object<DT>implements <A HREF="../../../weka/core/Drawable.html">Drawable</A>, java.io.Serializable</DL><P>Class for handling a tree structure used for classification.<P><DL><DT><B>See Also: </B><DD><A HREF="../../../serialized-form.html#weka.classifiers.j48.ClassifierTree">Serialized Form</A></DL><HR><P><!-- ======== INNER CLASS SUMMARY ======== --><!-- =========== FIELD SUMMARY =========== --><A NAME="field_summary"><!-- --></A><TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%"><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>protected int</CODE></FONT></TD><TD><CODE><B><A HREF="../../../weka/classifiers/j48/ClassifierTree.html#m_id">m_id</A></B></CODE><BR> The id for the node.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>protected boolean</CODE></FONT></TD><TD><CODE><B><A HREF="../../../weka/classifiers/j48/ClassifierTree.html#m_isEmpty">m_isEmpty</A></B></CODE><BR> True if node is empty.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>protected boolean</CODE></FONT></TD><TD><CODE><B><A HREF="../../../weka/classifiers/j48/ClassifierTree.html#m_isLeaf">m_isLeaf</A></B></CODE><BR> True if node is leaf.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>protected <A HREF="../../../weka/classifiers/j48/ClassifierSplitModel.html">ClassifierSplitModel</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../../weka/classifiers/j48/ClassifierTree.html#m_localModel">m_localModel</A></B></CODE><BR> Local model at node.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>protected <A HREF="../../../weka/classifiers/j48/ClassifierTree.html">ClassifierTree</A>[]</CODE></FONT></TD><TD><CODE><B><A HREF="../../../weka/classifiers/j48/ClassifierTree.html#m_sons">m_sons</A></B></CODE><BR> References to sons.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>protected <A HREF="../../../weka/classifiers/j48/Distribution.html">Distribution</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../../weka/classifiers/j48/ClassifierTree.html#m_test">m_test</A></B></CODE><BR> The pruning instances.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>protected <A HREF="../../../weka/classifiers/j48/ModelSelection.html">ModelSelection</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../../weka/classifiers/j48/ClassifierTree.html#m_toSelectModel">m_toSelectModel</A></B></CODE><BR> The model selection method.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>protected <A HREF="../../../weka/core/Instances.html">Instances</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../../weka/classifiers/j48/ClassifierTree.html#m_train">m_train</A></B></CODE><BR> The training instances.</TD></TR></TABLE> <!-- ======== CONSTRUCTOR SUMMARY ======== --><A NAME="constructor_summary"><!-- --></A><TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%"><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/j48/ClassifierTree.html#ClassifierTree(weka.classifiers.j48.ModelSelection)">ClassifierTree</A></B>(<A HREF="../../../weka/classifiers/j48/ModelSelection.html">ModelSelection</A> toSelectLocModel)</CODE><BR> Constructor.</TD></TR></TABLE> <!-- ========== METHOD SUMMARY =========== --><A NAME="method_summary"><!-- --></A><TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%"><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> int</CODE></FONT></TD><TD><CODE><B><A HREF="../../../weka/classifiers/j48/ClassifierTree.html#assignIDs(int)">assignIDs</A></B>(int lastID)</CODE><BR> Assigns a uniqe id to every node in the tree.</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/j48/ClassifierTree.html#buildClassifier(weka.core.Instances)">buildClassifier</A></B>(<A HREF="../../../weka/core/Instances.html">Instances</A> data)</CODE><BR> Method for building a classifier tree.</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/j48/ClassifierTree.html#buildTree(weka.core.Instances, boolean)">buildTree</A></B>(<A HREF="../../../weka/core/Instances.html">Instances</A> data, boolean keepData)</CODE><BR> Builds the tree structure.</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/j48/ClassifierTree.html#buildTree(weka.core.Instances, weka.core.Instances, boolean)">buildTree</A></B>(<A HREF="../../../weka/core/Instances.html">Instances</A> train, <A HREF="../../../weka/core/Instances.html">Instances</A> test, boolean keepData)</CODE><BR> Builds the tree structure with hold out set</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/j48/ClassifierTree.html#classifyInstance(weka.core.Instance)">classifyInstance</A></B>(<A HREF="../../../weka/core/Instance.html">Instance</A> instance)</CODE><BR> Classifies an instance.</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/j48/ClassifierTree.html#cleanup(weka.core.Instances)">cleanup</A></B>(<A HREF="../../../weka/core/Instances.html">Instances</A> justHeaderInfo)</CODE><BR> Cleanup in order to save memory.</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/j48/ClassifierTree.html#distributionForInstance(weka.core.Instance, boolean)">distributionForInstance</A></B>(<A HREF="../../../weka/core/Instance.html">Instance</A> instance, boolean useLaplace)</CODE><BR> Returns class probabilities for a weighted instance.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>protected <A HREF="../../../weka/classifiers/j48/ClassifierTree.html">ClassifierTree</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../../weka/classifiers/j48/ClassifierTree.html#getNewTree(weka.core.Instances)">getNewTree</A></B>(<A HREF="../../../weka/core/Instances.html">Instances</A> data)</CODE><BR> Returns a newly created tree.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>protected <A HREF="../../../weka/classifiers/j48/ClassifierTree.html">ClassifierTree</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../../weka/classifiers/j48/ClassifierTree.html#getNewTree(weka.core.Instances, weka.core.Instances)">getNewTree</A></B>(<A HREF="../../../weka/core/Instances.html">Instances</A> train, <A HREF="../../../weka/core/Instances.html">Instances</A> test)</CODE><BR> Returns a newly created tree.</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/j48/ClassifierTree.html#graph()">graph</A></B>()</CODE><BR> Returns graph describing the tree.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>protected static long</CODE></FONT></TD><TD><CODE><B><A HREF="../../../weka/classifiers/j48/ClassifierTree.html#nextID()">nextID</A></B>()</CODE><BR> Gets the next unique node ID.</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/j48/ClassifierTree.html#numLeaves()">numLeaves</A></B>()</CODE><BR> Returns number of leaves in tree structure.</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/j48/ClassifierTree.html#numNodes()">numNodes</A></B>()</CODE><BR> Returns number of nodes in tree structure.</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/j48/ClassifierTree.html#prefix()">prefix</A></B>()</CODE><BR> Returns tree in prefix order.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>protected static void</CODE></FONT></TD><TD><CODE><B><A HREF="../../../weka/classifiers/j48/ClassifierTree.html#resetID()">resetID</A></B>()</CODE><BR> Resets the unique node ID counter (e.g.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> java.lang.StringBuffer[]</CODE></FONT></TD><TD><CODE><B><A HREF="../../../weka/classifiers/j48/ClassifierTree.html#toSource(java.lang.String)">toSource</A></B>(java.lang.String className)</CODE><BR> Returns source code for the tree as an if-then statement.</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/j48/ClassifierTree.html#toString()">toString</A></B>()</CODE><BR> Prints tree structure.</TD></TR></TABLE> <A NAME="methods_inherited_from_class_java.lang.Object"><!-- --></A><TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%"><TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"><TD><B>Methods inherited from class java.lang.Object</B></TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE>clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait</CODE></TD></TR></TABLE> <P><!-- ============ FIELD DETAIL =========== --><A NAME="field_detail"><!-- --></A><TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%"><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TD COLSPAN=1><FONT SIZE="+2"><B>Field Detail</B></FONT></TD></TR></TABLE><A NAME="m_toSelectModel"><!-- --></A><H3>m_toSelectModel</H3><PRE>protected <A HREF="../../../weka/classifiers/j48/ModelSelection.html">ModelSelection</A> <B>m_toSelectModel</B></PRE><DL><DD>The model selection method.</DL><HR><A NAME="m_localModel"><!-- --></A><H3>m_localModel</H3><PRE>protected <A HREF="../../../weka/classifiers/j48/ClassifierSplitModel.html">ClassifierSplitModel</A> <B>m_localModel</B></PRE><DL><DD>Local model at node.</DL><HR>⌨️ 快捷键说明
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