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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 1.5.0_10) on Fri Jan 26 16:34:46 NZDT 2007 --><TITLE>C45PruneableDecList</TITLE><META NAME="keywords" CONTENT="weka.classifiers.rules.part.C45PruneableDecList class"><LINK REL ="stylesheet" TYPE="text/css" HREF="../../../../stylesheet.css" TITLE="Style"><SCRIPT type="text/javascript">function windowTitle(){ parent.document.title="C45PruneableDecList";}</SCRIPT><NOSCRIPT></NOSCRIPT></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=2 BGCOLOR="#EEEEFF" CLASS="NavBarCell1"><A NAME="navbar_top_firstrow"><!-- --></A><TABLE BORDER="0" CELLPADDING="0" CELLSPACING="3" SUMMARY=""> <TR ALIGN="center" 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SUMMARY: NESTED | FIELD | <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><A NAME="skip-navbar_top"></A><!-- ========= END OF TOP NAVBAR ========= --><HR><!-- ======== START OF CLASS DATA ======== --><H2><FONT SIZE="-1">weka.classifiers.rules.part</FONT><BR>Class C45PruneableDecList</H2><PRE>java.lang.Object <IMG SRC="../../../../resources/inherit.gif" ALT="extended by "><A HREF="../../../../weka/classifiers/rules/part/ClassifierDecList.html" title="class in weka.classifiers.rules.part">weka.classifiers.rules.part.ClassifierDecList</A> <IMG SRC="../../../../resources/inherit.gif" ALT="extended by "><B>weka.classifiers.rules.part.C45PruneableDecList</B></PRE><DL><DT><B>All Implemented Interfaces:</B> <DD>java.io.Serializable</DD></DL><HR><DL><DT><PRE>public class <B>C45PruneableDecList</B><DT>extends <A HREF="../../../../weka/classifiers/rules/part/ClassifierDecList.html" title="class in weka.classifiers.rules.part">ClassifierDecList</A></DL></PRE><P>Class for handling a partial tree structure pruned using C4.5's pruning heuristic.<P><P><DL><DT><B>Version:</B></DT> <DD>$Revision: 1.6 $</DD><DT><B>Author:</B></DT> <DD>Eibe Frank (eibe@cs.waikato.ac.nz)</DD><DT><B>See Also:</B><DD><A HREF="../../../../serialized-form.html#weka.classifiers.rules.part.C45PruneableDecList">Serialized Form</A></DL><HR><P><!-- ======== CONSTRUCTOR SUMMARY ======== --><A NAME="constructor_summary"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2"><B>Constructor Summary</B></FONT></TH></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><B><A HREF="../../../../weka/classifiers/rules/part/C45PruneableDecList.html#C45PruneableDecList(weka.classifiers.trees.j48.ModelSelection, double, int)">C45PruneableDecList</A></B>(<A HREF="../../../../weka/classifiers/trees/j48/ModelSelection.html" title="class in weka.classifiers.trees.j48">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" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2"><B>Method Summary</B></FONT></TH></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/rules/part/C45PruneableDecList.html#buildDecList(weka.core.Instances, boolean)">buildDecList</A></B>(<A HREF="../../../../weka/core/Instances.html" title="class in weka.core">Instances</A> data, boolean leaf)</CODE><BR> Builds the partial tree without 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/rules/part/C45PruneableDecList.html#getEstimatedErrorsForLeaf()">getEstimatedErrorsForLeaf</A></B>()</CODE><BR> Computes estimated errors for leaf.</TD></TR></TABLE> <A NAME="methods_inherited_from_class_weka.classifiers.rules.part.ClassifierDecList"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"><TH ALIGN="left"><B>Methods inherited from class weka.classifiers.rules.part.<A HREF="../../../../weka/classifiers/rules/part/ClassifierDecList.html" title="class in weka.classifiers.rules.part">ClassifierDecList</A></B></TH></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><A HREF="../../../../weka/classifiers/rules/part/ClassifierDecList.html#buildRule(weka.core.Instances)">buildRule</A>, <A HREF="../../../../weka/classifiers/rules/part/ClassifierDecList.html#chooseIndex()">chooseIndex</A>, <A HREF="../../../../weka/classifiers/rules/part/ClassifierDecList.html#chooseLastIndex()">chooseLastIndex</A>, <A HREF="../../../../weka/classifiers/rules/part/ClassifierDecList.html#classifyInstance(weka.core.Instance)">classifyInstance</A>, <A HREF="../../../../weka/classifiers/rules/part/ClassifierDecList.html#cleanup(weka.core.Instances)">cleanup</A>, <A HREF="../../../../weka/classifiers/rules/part/ClassifierDecList.html#distributionForInstance(weka.core.Instance)">distributionForInstance</A>, <A HREF="../../../../weka/classifiers/rules/part/ClassifierDecList.html#toString()">toString</A>, <A HREF="../../../../weka/classifiers/rules/part/ClassifierDecList.html#weight(weka.core.Instance)">weight</A></CODE></TD></TR></TABLE> <A NAME="methods_inherited_from_class_java.lang.Object"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"><TH ALIGN="left"><B>Methods inherited from class java.lang.Object</B></TH></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE>equals, getClass, hashCode, notify, notifyAll, wait, wait, wait</CODE></TD></TR></TABLE> <P><!-- ========= CONSTRUCTOR DETAIL ======== --><A NAME="constructor_detail"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TH ALIGN="left" COLSPAN="1"><FONT SIZE="+2"><B>Constructor Detail</B></FONT></TH></TR></TABLE><A NAME="C45PruneableDecList(weka.classifiers.trees.j48.ModelSelection, double, int)"><!-- --></A><H3>C45PruneableDecList</H3><PRE>public <B>C45PruneableDecList</B>(<A HREF="../../../../weka/classifiers/trees/j48/ModelSelection.html" title="class in weka.classifiers.trees.j48">ModelSelection</A> toSelectLocModel, double cf, int minNum) throws java.lang.Exception</PRE><DL><DD>Constructor for pruneable tree structure. Stores reference to associated training data at each node.<P><DL><DT><B>Parameters:</B><DD><CODE>toSelectLocModel</CODE> - selection method for local splitting model<DD><CODE>cf</CODE> - the confidence factor for pruning<DD><CODE>minNum</CODE> - the minimum number of objects in a leaf<DT><B>Throws:</B><DD><CODE>java.lang.Exception</CODE> - if something goes wrong</DL></DL><!-- ============ METHOD DETAIL ========== --><A NAME="method_detail"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TH ALIGN="left" COLSPAN="1"><FONT SIZE="+2"><B>Method Detail</B></FONT></TH></TR></TABLE><A NAME="buildDecList(weka.core.Instances, boolean)"><!-- --></A><H3>buildDecList</H3><PRE>public void <B>buildDecList</B>(<A HREF="../../../../weka/core/Instances.html" title="class in weka.core">Instances</A> data, boolean leaf) throws java.lang.Exception</PRE><DL><DD>Builds the partial tree without hold out set.<P><DD><DL><DT><B>Overrides:</B><DD><CODE><A HREF="../../../../weka/classifiers/rules/part/ClassifierDecList.html#buildDecList(weka.core.Instances, boolean)">buildDecList</A></CODE> in class <CODE><A HREF="../../../../weka/classifiers/rules/part/ClassifierDecList.html" title="class in weka.classifiers.rules.part">ClassifierDecList</A></CODE></DL></DD><DD><DL><DT><B>Throws:</B><DD><CODE>java.lang.Exception</CODE> - if something goes wrong</DL></DD></DL><HR><A NAME="getEstimatedErrorsForLeaf()"><!-- --></A><H3>getEstimatedErrorsForLeaf</H3><PRE>public double <B>getEstimatedErrorsForLeaf</B>()</PRE><DL><DD>Computes estimated errors for leaf.<P><DD><DL></DL></DD></DL><!-- ========= END OF CLASS DATA ========= --><HR><!-- ======= START OF BOTTOM NAVBAR ====== --><A NAME="navbar_bottom"><!-- --></A><A HREF="#skip-navbar_bottom" title="Skip navigation links"></A><TABLE BORDER="0" WIDTH="100%" CELLPADDING="1" CELLSPACING="0" SUMMARY=""><TR><TD COLSPAN=2 BGCOLOR="#EEEEFF" CLASS="NavBarCell1"><A NAME="navbar_bottom_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="../../../../help-doc.html"><FONT CLASS="NavBarFont1"><B>Help</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="http://www.cs.waikato.ac.nz/ml/weka/" target="_blank"><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"> PREV CLASS <A HREF="../../../../weka/classifiers/rules/part/ClassifierDecList.html" title="class in weka.classifiers.rules.part"><B>NEXT CLASS</B></A></FONT></TD><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="../../../../index.html?weka/classifiers/rules/part/C45PruneableDecList.html" target="_top"><B>FRAMES</B></A> <A HREF="C45PruneableDecList.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 | FIELD | <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><A NAME="skip-navbar_bottom"></A><!-- ======== END OF BOTTOM NAVBAR ======= --><HR></BODY></HTML>⌨️ 快捷键说明
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