📄 binc45split.html
字号:
<!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 BinC45Split</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/BinC45ModelSelection.html"><B>PREV CLASS</B></A> <A HREF="../../../weka/classifiers/j48/C45ModelSelection.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="BinC45Split.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.ClassifierSplitModel">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 BinC45Split</H2><PRE>java.lang.Object | +--<A HREF="../../../weka/classifiers/j48/ClassifierSplitModel.html">weka.classifiers.j48.ClassifierSplitModel</A> | +--<B>weka.classifiers.j48.BinC45Split</B></PRE><DL><DT><B>All Implemented Interfaces:</B> <DD>java.lang.Cloneable, java.io.Serializable</DD></DL><HR><DL><DT>public class <B>BinC45Split</B><DT>extends <A HREF="../../../weka/classifiers/j48/ClassifierSplitModel.html">ClassifierSplitModel</A></DL><P>Class implementing a binary C4.5-like split on an attribute.<P><DL><DT><B>See Also: </B><DD><A HREF="../../../serialized-form.html#weka.classifiers.j48.BinC45Split">Serialized Form</A></DL><HR><P><!-- ======== INNER CLASS SUMMARY ======== --><!-- =========== FIELD SUMMARY =========== --><A NAME="fields_inherited_from_class_weka.classifiers.j48.ClassifierSplitModel"><!-- --></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/ClassifierSplitModel.html">ClassifierSplitModel</A></B></TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><A HREF="../../../weka/classifiers/j48/ClassifierSplitModel.html#m_distribution">m_distribution</A>, <A HREF="../../../weka/classifiers/j48/ClassifierSplitModel.html#m_numSubsets">m_numSubsets</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/BinC45Split.html#BinC45Split(int, int, double)">BinC45Split</A></B>(int attIndex, int minNoObj, double sumOfWeights)</CODE><BR> Initializes the split model.</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/BinC45Split.html#attIndex()">attIndex</A></B>()</CODE><BR> Returns index of attribute for which split was generated.</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/BinC45Split.html#buildClassifier(weka.core.Instances)">buildClassifier</A></B>(<A HREF="../../../weka/core/Instances.html">Instances</A> trainInstances)</CODE><BR> Creates a C4.5-type split on the given data.</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/BinC45Split.html#classProb(int, weka.core.Instance, int)">classProb</A></B>(int classIndex, <A HREF="../../../weka/core/Instance.html">Instance</A> instance, int theSubset)</CODE><BR> Gets class probability for instance.</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/BinC45Split.html#gainRatio()">gainRatio</A></B>()</CODE><BR> Returns (C4.5-type) gain ratio for the generated split.</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/BinC45Split.html#infoGain()">infoGain</A></B>()</CODE><BR> Returns (C4.5-type) information gain for the generated split.</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/BinC45Split.html#leftSide(weka.core.Instances)">leftSide</A></B>(<A HREF="../../../weka/core/Instances.html">Instances</A> data)</CODE><BR> Prints left side of condition..</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/BinC45Split.html#resetDistribution(weka.core.Instances)">resetDistribution</A></B>(<A HREF="../../../weka/core/Instances.html">Instances</A> data)</CODE><BR> Sets distribution associated with model.</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/BinC45Split.html#rightSide(int, weka.core.Instances)">rightSide</A></B>(int index, <A HREF="../../../weka/core/Instances.html">Instances</A> data)</CODE><BR> Prints the condition satisfied by instances in a subset.</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/BinC45Split.html#setSplitPoint(weka.core.Instances)">setSplitPoint</A></B>(<A HREF="../../../weka/core/Instances.html">Instances</A> allInstances)</CODE><BR> Sets split point to greatest value in given data smaller or equal to old split point.</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/BinC45Split.html#sourceExpression(int, weka.core.Instances)">sourceExpression</A></B>(int index, <A HREF="../../../weka/core/Instances.html">Instances</A> data)</CODE><BR> Returns a string containing java source code equivalent to the test made at this node.</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/BinC45Split.html#weights(weka.core.Instance)">weights</A></B>(<A HREF="../../../weka/core/Instance.html">Instance</A> instance)</CODE><BR> Returns weights if instance is assigned to more than one subset.</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/BinC45Split.html#whichSubset(weka.core.Instance)">whichSubset</A></B>(<A HREF="../../../weka/core/Instance.html">Instance</A> instance)</CODE><BR> Returns index of subset instance is assigned to.</TD></TR></TABLE> <A NAME="methods_inherited_from_class_weka.classifiers.j48.ClassifierSplitModel"><!-- --></A><TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%"><TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"><TD><B>Methods inherited from class weka.classifiers.j48.<A HREF="../../../weka/classifiers/j48/ClassifierSplitModel.html">ClassifierSplitModel</A></B></TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><A HREF="../../../weka/classifiers/j48/ClassifierSplitModel.html#checkModel()">checkModel</A>, <A HREF="../../../weka/classifiers/j48/ClassifierSplitModel.html#classifyInstance(weka.core.Instance)">classifyInstance</A>, <A HREF="../../../weka/classifiers/j48/ClassifierSplitModel.html#classProbLaplace(int, weka.core.Instance, int)">classProbLaplace</A>, <A HREF="../../../weka/classifiers/j48/ClassifierSplitModel.html#clone()">clone</A>, <A HREF="../../../weka/classifiers/j48/ClassifierSplitModel.html#codingCost()">codingCost</A>, <A HREF="../../../weka/classifiers/j48/ClassifierSplitModel.html#distribution()">distribution</A>, <A HREF="../../../weka/classifiers/j48/ClassifierSplitModel.html#dumpLabel(int, weka.core.Instances)">dumpLabel</A>, <A HREF="../../../weka/classifiers/j48/ClassifierSplitModel.html#dumpModel(weka.core.Instances)">dumpModel</A>, <A HREF="../../../weka/classifiers/j48/ClassifierSplitModel.html#numSubsets()">numSubsets</A>, <A HREF="../../../weka/classifiers/j48/ClassifierSplitModel.html#sourceClass(int, weka.core.Instances)">sourceClass</A>, <A HREF="../../../weka/classifiers/j48/ClassifierSplitModel.html#split(weka.core.Instances)">split</A></CODE></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>⌨️ 快捷键说明
复制代码
Ctrl + C
搜索代码
Ctrl + F
全屏模式
F11
切换主题
Ctrl + Shift + D
显示快捷键
?
增大字号
Ctrl + =
减小字号
Ctrl + -