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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-beta2) on Tue Jun 22 21:55:03 EDT 2004 --><TITLE>QualityMeasure (jBNC - Bayesian Network Classifiers Toolbox API)</TITLE><META NAME="keywords" CONTENT="jbnc.measures.QualityMeasure class"><LINK REL ="stylesheet" TYPE="text/css" HREF="../../stylesheet.css" TITLE="Style"><SCRIPT type="text/javascript">function windowTitle(){ parent.document.title="QualityMeasure (jBNC - Bayesian Network Classifiers Toolbox API)";}</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" 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ALIGN="right" VALIGN="top" ROWSPAN=3><EM>jBNC Toolbox</EM></TD></TR><TR><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> PREV CLASS <A HREF="../../jbnc/measures/QualityMeasureHGC.html" title="class in jbnc.measures"><B>NEXT CLASS</B></A></FONT></TD><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="../../index.html?jbnc/measures/QualityMeasure.html" target="_top"><B>FRAMES</B></A> <A HREF="QualityMeasure.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">jbnc.measures</FONT><BR>Class QualityMeasure</H2><PRE>java.lang.Object <IMG SRC="../../resources/inherit.gif" ALT="extended by "><B>jbnc.measures.QualityMeasure</B></PRE><DL><DT><B>Direct Known Subclasses:</B> <DD><A HREF="../../jbnc/measures/QualityMeasureHGC.html" title="class in jbnc.measures">QualityMeasureHGC</A>, <A HREF="../../jbnc/measures/QualityMeasureLC.html" title="class in jbnc.measures">QualityMeasureLC</A>, <A HREF="../../jbnc/measures/QualityMeasureLCV.html" title="class in jbnc.measures">QualityMeasureLCV</A>, <A HREF="../../jbnc/measures/QualityMeasureLCV_LOO.html" title="class in jbnc.measures">QualityMeasureLCV_LOO</A>, <A HREF="../../jbnc/measures/QualityMeasureSB.html" title="class in jbnc.measures">QualityMeasureSB</A></DD></DL><HR><DL><DT><PRE>public abstract class <B>QualityMeasure</B><DT>extends java.lang.Object</DL></PRE><P>Implements an abstract quality measure used by search algorithms to rank Bayesian networks.<P><P><DL><DT><B>Since:</B></DT> <DD>June 1, 1999</DD><DT><B>Author:</B></DT> <DD>Jarek Sacha</DD></DL><HR><P><!-- =========== FIELD SUMMARY =========== --><A NAME="field_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>Field Summary</B></FONT></TH></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>protected double</CODE></FONT></TD><TD><CODE><B><A HREF="../../jbnc/measures/QualityMeasure.html#alphaK">alphaK</A></B></CODE><BR> Value of the prior.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>protected <A HREF="../../jbnc/dataset/DatasetInt.html" title="class in jbnc.dataset">DatasetInt</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../jbnc/measures/QualityMeasure.html#dataset">dataset</A></B></CODE><BR> </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="../../jbnc/measures/QualityMeasure.html#usePriors">usePriors</A></B></CODE><BR> Flag indicating use of priors.</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"><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="../../jbnc/measures/QualityMeasure.html#QualityMeasure()">QualityMeasure</A></B>()</CODE><BR> Default constructor.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><B><A HREF="../../jbnc/measures/QualityMeasure.html#QualityMeasure(jbnc.dataset.DatasetInt)">QualityMeasure</A></B>(<A HREF="../../jbnc/dataset/DatasetInt.html" title="class in jbnc.dataset">DatasetInt</A> dataset)</CODE><BR> Create a quality measure based on a dataset.</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>abstract double</CODE></FONT></TD><TD><CODE><B><A HREF="../../jbnc/measures/QualityMeasure.html#evaluate(BayesianNetworks.BayesNet)">evaluate</A></B>(BayesianNetworks.BayesNet net)</CODE><BR> Calculate the quality measure for the given network and data 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="../../jbnc/measures/QualityMeasure.html#getAlphaK()">getAlphaK</A></B>()</CODE><BR> Gets value of the prior.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>abstract java.lang.String</CODE></FONT></TD><TD><CODE><B><A HREF="../../jbnc/measures/QualityMeasure.html#getName()">getName</A></B>()</CODE><BR> Gets name of the quality measure.</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="../../jbnc/measures/QualityMeasure.html#getUsePriors()">getUsePriors</A></B>()</CODE><BR> Gets usePriors flag.</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="../../jbnc/measures/QualityMeasure.html#setAlphaK(double)">setAlphaK</A></B>(double alphaK)</CODE><BR> Sets value of the prior.</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="../../jbnc/measures/QualityMeasure.html#setDataset(jbnc.dataset.DatasetInt)">setDataset</A></B>(<A HREF="../../jbnc/dataset/DatasetInt.html" title="class in jbnc.dataset">DatasetInt</A> dataset)</CODE><BR> Sets dataset used for grading Bayesian networks.</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="../../jbnc/measures/QualityMeasure.html#setUsePriors(boolean)">setUsePriors</A></B>(boolean usePriors)</CODE><BR> Sets usePriors flag.</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>clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait</CODE></TD></TR></TABLE> <P>⌨️ 快捷键说明
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