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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 C45PruneableDecList</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 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TARGET="_top"><B>FRAMES</B></A> <A HREF="C45PruneableDecList.html" TARGET="_top"><B>NO FRAMES</B></A></FONT></TD></TR><TR><TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2"> SUMMARY: INNER | <A HREF="#fields_inherited_from_class_weka.classifiers.j48.ClassifierDecList">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: FIELD | <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 C45PruneableDecList</H2><PRE>java.lang.Object | +--<A HREF="../../../weka/classifiers/j48/ClassifierDecList.html">weka.classifiers.j48.ClassifierDecList</A> | +--<B>weka.classifiers.j48.C45PruneableDecList</B></PRE><DL><DT><B>All Implemented Interfaces:</B> <DD>java.io.Serializable</DD></DL><HR><DL><DT>public class <B>C45PruneableDecList</B><DT>extends <A HREF="../../../weka/classifiers/j48/ClassifierDecList.html">ClassifierDecList</A></DL><P>Class for handling a partial tree structure pruned using C4.5's pruning heuristic.<P><DL><DT><B>See Also: </B><DD><A HREF="../../../serialized-form.html#weka.classifiers.j48.C45PruneableDecList">Serialized Form</A></DL><HR><P><!-- ======== INNER CLASS SUMMARY ======== --><!-- =========== FIELD SUMMARY =========== --><A NAME="fields_inherited_from_class_weka.classifiers.j48.ClassifierDecList"><!-- --></A><TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%"><TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"><TD><B>Fields inherited from class weka.classifiers.j48.<A HREF="../../../weka/classifiers/j48/ClassifierDecList.html">ClassifierDecList</A></B></TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><A HREF="../../../weka/classifiers/j48/ClassifierDecList.html#indeX">indeX</A>, <A HREF="../../../weka/classifiers/j48/ClassifierDecList.html#m_isEmpty">m_isEmpty</A>, <A HREF="../../../weka/classifiers/j48/ClassifierDecList.html#m_isLeaf">m_isLeaf</A>, <A HREF="../../../weka/classifiers/j48/ClassifierDecList.html#m_localModel">m_localModel</A>, <A HREF="../../../weka/classifiers/j48/ClassifierDecList.html#m_sons">m_sons</A>, <A HREF="../../../weka/classifiers/j48/ClassifierDecList.html#m_test">m_test</A>, <A HREF="../../../weka/classifiers/j48/ClassifierDecList.html#m_toSelectModel">m_toSelectModel</A>, <A HREF="../../../weka/classifiers/j48/ClassifierDecList.html#m_train">m_train</A></CODE></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/C45PruneableDecList.html#C45PruneableDecList(weka.classifiers.j48.ModelSelection, double, int)">C45PruneableDecList</A></B>(<A HREF="../../../weka/classifiers/j48/ModelSelection.html">ModelSelection</A> toSelectLocModel, double cf, int minNum)</CODE><BR> Constructor for pruneable tree structure.</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> void</CODE></FONT></TD><TD><CODE><B><A HREF="../../../weka/classifiers/j48/C45PruneableDecList.html#buildRule(weka.core.Instances)">buildRule</A></B>(<A HREF="../../../weka/core/Instances.html">Instances</A> data)</CODE><BR> Method for building a pruned partial 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/j48/C45PruneableDecList.html#chooseIndex()">chooseIndex</A></B>()</CODE><BR> Method for choosing a subset to expand.</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/C45PruneableDecList.html#chooseLastIndex()">chooseLastIndex</A></B>()</CODE><BR> Choose last index (ie.</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/C45PruneableDecList.html#getEstimatedErrorsForLeaf()">getEstimatedErrorsForLeaf</A></B>()</CODE><BR> Computes estimated errors for 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/ClassifierDecList.html">ClassifierDecList</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../../weka/classifiers/j48/C45PruneableDecList.html#getNewDecList(weka.core.Instances, boolean)">getNewDecList</A></B>(<A HREF="../../../weka/core/Instances.html">Instances</A> data, boolean leaf)</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 void</CODE></FONT></TD><TD><CODE><B><A HREF="../../../weka/classifiers/j48/C45PruneableDecList.html#pruneEnd()">pruneEnd</A></B>()</CODE><BR> Prunes the end of the rule.</TD></TR></TABLE>⌨️ 快捷键说明
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