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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 16:34:43 NZDT 2007 --><TITLE>MixtureDistribution</TITLE><META NAME="keywords" CONTENT="weka.classifiers.functions.pace.MixtureDistribution class"><LINK REL ="stylesheet" TYPE="text/css" HREF="../../../../stylesheet.css" TITLE="Style"><SCRIPT type="text/javascript">function windowTitle(){ parent.document.title="MixtureDistribution";}</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" 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"> <A HREF="../../../../weka/classifiers/functions/pace/DiscreteFunction.html" title="class in weka.classifiers.functions.pace"><B>PREV CLASS</B></A> <A HREF="../../../../weka/classifiers/functions/pace/NormalMixture.html" title="class in weka.classifiers.functions.pace"><B>NEXT CLASS</B></A></FONT></TD><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="../../../../index.html?weka/classifiers/functions/pace/MixtureDistribution.html" target="_top"><B>FRAMES</B></A> <A HREF="MixtureDistribution.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">weka.classifiers.functions.pace</FONT><BR>Class MixtureDistribution</H2><PRE>java.lang.Object <IMG SRC="../../../../resources/inherit.gif" ALT="extended by "><B>weka.classifiers.functions.pace.MixtureDistribution</B></PRE><DL><DT><B>All Implemented Interfaces:</B> <DD><A HREF="../../../../weka/core/TechnicalInformationHandler.html" title="interface in weka.core">TechnicalInformationHandler</A></DD></DL><DL><DT><B>Direct Known Subclasses:</B> <DD><A HREF="../../../../weka/classifiers/functions/pace/ChisqMixture.html" title="class in weka.classifiers.functions.pace">ChisqMixture</A>, <A HREF="../../../../weka/classifiers/functions/pace/NormalMixture.html" title="class in weka.classifiers.functions.pace">NormalMixture</A></DD></DL><HR><DL><DT><PRE>public abstract class <B>MixtureDistribution</B><DT>extends java.lang.Object<DT>implements <A HREF="../../../../weka/core/TechnicalInformationHandler.html" title="interface in weka.core">TechnicalInformationHandler</A></DL></PRE><P>Abtract class for manipulating mixture distributions. <p> REFERENCES <p> Wang, Y. (2000). "A new approach to fitting linear models in high dimensional spaces." PhD Thesis. Department of Computer Science, University of Waikato, New Zealand. <p> Wang, Y. and Witten, I. H. (2002). "Modeling for optimal probability prediction." Proceedings of ICML'2002. Sydney. <p><P><P><DL><DT><B>Version:</B></DT> <DD>$Revision: 1.3 $</DD><DT><B>Author:</B></DT> <DD>Yong Wang (yongwang@cs.waikato.ac.nz)</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>static int</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../weka/classifiers/functions/pace/MixtureDistribution.html#NNMMethod">NNMMethod</A></B></CODE><BR> The nonnegative-measure-based method</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>static int</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../weka/classifiers/functions/pace/MixtureDistribution.html#PMMethod">PMMethod</A></B></CODE><BR> The probability-measure-based method</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="../../../../weka/classifiers/functions/pace/MixtureDistribution.html#MixtureDistribution()">MixtureDistribution</A></B>()</CODE><BR> </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> <A HREF="../../../../weka/classifiers/functions/pace/PaceMatrix.html" title="class in weka.classifiers.functions.pace">PaceMatrix</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../../../weka/classifiers/functions/pace/MixtureDistribution.html#empiricalProbability(weka.core.matrix.DoubleVector, weka.classifiers.functions.pace.PaceMatrix)">empiricalProbability</A></B>(<A HREF="../../../../weka/core/matrix/DoubleVector.html" title="class in weka.core.matrix">DoubleVector</A> data, <A HREF="../../../../weka/classifiers/functions/pace/PaceMatrix.html" title="class in weka.classifiers.functions.pace">PaceMatrix</A> intervals)</CODE><BR> Computes the empirical probabilities of the data over a set of intervals.</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/functions/pace/MixtureDistribution.html#fit(weka.core.matrix.DoubleVector)">fit</A></B>(<A HREF="../../../../weka/core/matrix/DoubleVector.html" title="class in weka.core.matrix">DoubleVector</A> data)</CODE><BR> Fits the mixture (or mixing) distribution to the data.</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/functions/pace/MixtureDistribution.html#fit(weka.core.matrix.DoubleVector, int)">fit</A></B>(<A HREF="../../../../weka/core/matrix/DoubleVector.html" title="class in weka.core.matrix">DoubleVector</A> data, int method)</CODE><BR> Fits the mixture (or mixing) distribution to the data.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> <A HREF="../../../../weka/classifiers/functions/pace/DiscreteFunction.html" title="class in weka.classifiers.functions.pace">DiscreteFunction</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../../../weka/classifiers/functions/pace/MixtureDistribution.html#fitForSingleCluster(weka.core.matrix.DoubleVector, int)">fitForSingleCluster</A></B>(<A HREF="../../../../weka/core/matrix/DoubleVector.html" title="class in weka.core.matrix">DoubleVector</A> data, int method)</CODE><BR> Fits the mixture (or mixing) distribution to the data.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>abstract <A HREF="../../../../weka/classifiers/functions/pace/PaceMatrix.html" title="class in weka.classifiers.functions.pace">PaceMatrix</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../../../weka/classifiers/functions/pace/MixtureDistribution.html#fittingIntervals(weka.core.matrix.DoubleVector)">fittingIntervals</A></B>(<A HREF="../../../../weka/core/matrix/DoubleVector.html" title="class in weka.core.matrix">DoubleVector</A> data)</CODE><BR> Contructs the set of fitting intervals for mixture estimation.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> <A HREF="../../../../weka/classifiers/functions/pace/DiscreteFunction.html" title="class in weka.classifiers.functions.pace">DiscreteFunction</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../../../weka/classifiers/functions/pace/MixtureDistribution.html#getMixingDistribution()">getMixingDistribution</A></B>()</CODE><BR> Gets the mixing distribution</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> <A HREF="../../../../weka/core/TechnicalInformation.html" title="class in weka.core">TechnicalInformation</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../../../weka/classifiers/functions/pace/MixtureDistribution.html#getTechnicalInformation()">getTechnicalInformation</A></B>()</CODE><BR> Returns an instance of a TechnicalInformation object, containing detailed information about the technical background of this class, e.g., paper reference or book this class is based on.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>abstract <A HREF="../../../../weka/classifiers/functions/pace/PaceMatrix.html" title="class in weka.classifiers.functions.pace">PaceMatrix</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../../../weka/classifiers/functions/pace/MixtureDistribution.html#probabilityMatrix(weka.core.matrix.DoubleVector, weka.classifiers.functions.pace.PaceMatrix)">probabilityMatrix</A></B>(<A HREF="../../../../weka/core/matrix/DoubleVector.html" title="class in weka.core.matrix">DoubleVector</A> s, <A HREF="../../../../weka/classifiers/functions/pace/PaceMatrix.html" title="class in weka.classifiers.functions.pace">PaceMatrix</A> intervals)</CODE><BR> Contructs the probability matrix for mixture estimation, given a set of support points and a set of intervals.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>abstract boolean</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../weka/classifiers/functions/pace/MixtureDistribution.html#separable(weka.core.matrix.DoubleVector, int, int, double)">separable</A></B>(<A HREF="../../../../weka/core/matrix/DoubleVector.html" title="class in weka.core.matrix">DoubleVector</A> data, int i0, int i1, double x)</CODE><BR> Return true if a value can be considered for mixture estimatino separately from the data indexed between i0 and i1</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/functions/pace/MixtureDistribution.html#setMixingDistribution(weka.classifiers.functions.pace.DiscreteFunction)">setMixingDistribution</A></B>(<A HREF="../../../../weka/classifiers/functions/pace/DiscreteFunction.html" title="class in weka.classifiers.functions.pace">DiscreteFunction</A> d)</CODE><BR> Sets the mixing distribution</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>abstract <A HREF="../../../../weka/core/matrix/DoubleVector.html" title="class in weka.core.matrix">DoubleVector</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../../../weka/classifiers/functions/pace/MixtureDistribution.html#supportPoints(weka.core.matrix.DoubleVector, int)">supportPoints</A></B>(<A HREF="../../../../weka/core/matrix/DoubleVector.html" title="class in weka.core.matrix">DoubleVector</A> data, int ne)</CODE><BR> Contructs the set of support points for mixture estimation.</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/functions/pace/MixtureDistribution.html#toString()">toString</A></B>()</CODE><BR> Converts to a string</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><!-- ============ FIELD DETAIL =========== --><A NAME="field_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>Field Detail</B></FONT></TH></TR></TABLE><A NAME="NNMMethod"><!-- --></A><H3>NNMMethod</H3><PRE>public static final int <B>NNMMethod</B></PRE><DL><DD>The nonnegative-measure-based method<P><DL><DT><B>See Also:</B><DD><A HREF="../../../../constant-values.html#weka.classifiers.functions.pace.MixtureDistribution.NNMMethod">Constant Field Values</A></DL></DL><HR>⌨️ 快捷键说明
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