globalscoresearchalgorithm.html

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>&nbsp;java.lang.String</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../../../weka/classifiers/bayes/net/search/global/GlobalScoreSearchAlgorithm.html#globalInfo()">globalInfo</A></B>()</CODE><BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;This will return a string describing the search algorithm.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>&nbsp;double</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../../../weka/classifiers/bayes/net/search/global/GlobalScoreSearchAlgorithm.html#kFoldCV(weka.classifiers.bayes.BayesNet, int)">kFoldCV</A></B>(<A HREF="../../../../../../weka/classifiers/bayes/BayesNet.html" title="class in weka.classifiers.bayes">BayesNet</A>&nbsp;bayesNet,        int&nbsp;nNrOfFolds)</CODE><BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;kFoldCV uses k-fold cross validation to measure the accuracy of a Bayes network classifier.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>&nbsp;double</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../../../weka/classifiers/bayes/net/search/global/GlobalScoreSearchAlgorithm.html#leaveOneOutCV(weka.classifiers.bayes.BayesNet)">leaveOneOutCV</A></B>(<A HREF="../../../../../../weka/classifiers/bayes/BayesNet.html" title="class in weka.classifiers.bayes">BayesNet</A>&nbsp;bayesNet)</CODE><BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;LeaveOneOutCV returns the accuracy calculated using Leave One Out cross validation.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>&nbsp;java.util.Enumeration</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../../../weka/classifiers/bayes/net/search/global/GlobalScoreSearchAlgorithm.html#listOptions()">listOptions</A></B>()</CODE><BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Returns an enumeration describing the available options</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>&nbsp;void</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../../../weka/classifiers/bayes/net/search/global/GlobalScoreSearchAlgorithm.html#setCVType(weka.core.SelectedTag)">setCVType</A></B>(<A HREF="../../../../../../weka/core/SelectedTag.html" title="class in weka.core">SelectedTag</A>&nbsp;newCVType)</CODE><BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;set cross validation strategy to be used in searching for networks.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>&nbsp;void</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../../../weka/classifiers/bayes/net/search/global/GlobalScoreSearchAlgorithm.html#setOptions(java.lang.String[])">setOptions</A></B>(java.lang.String[]&nbsp;options)</CODE><BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Parses a given list of options.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>&nbsp;void</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../../../weka/classifiers/bayes/net/search/global/GlobalScoreSearchAlgorithm.html#setUseProb(boolean)">setUseProb</A></B>(boolean&nbsp;useProb)</CODE><BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>&nbsp;java.lang.String</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../../../weka/classifiers/bayes/net/search/global/GlobalScoreSearchAlgorithm.html#useProbTipText()">useProbTipText</A></B>()</CODE><BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD></TR></TABLE>&nbsp;<A NAME="methods_inherited_from_class_weka.classifiers.bayes.net.search.SearchAlgorithm"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"><TD><B>Methods inherited from class weka.classifiers.bayes.net.search.<A HREF="../../../../../../weka/classifiers/bayes/net/search/SearchAlgorithm.html" title="class in weka.classifiers.bayes.net.search">SearchAlgorithm</A></B></TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><A HREF="../../../../../../weka/classifiers/bayes/net/search/SearchAlgorithm.html#buildStructure(weka.classifiers.bayes.BayesNet, weka.core.Instances)">buildStructure</A>, <A HREF="../../../../../../weka/classifiers/bayes/net/search/SearchAlgorithm.html#getMarkovBlanketClassifier()">getMarkovBlanketClassifier</A>, <A HREF="../../../../../../weka/classifiers/bayes/net/search/SearchAlgorithm.html#initAsNaiveBayesTipText()">initAsNaiveBayesTipText</A>, <A HREF="../../../../../../weka/classifiers/bayes/net/search/SearchAlgorithm.html#markovBlanketClassifierTipText()">markovBlanketClassifierTipText</A>, <A HREF="../../../../../../weka/classifiers/bayes/net/search/SearchAlgorithm.html#maxNrOfParentsTipText()">maxNrOfParentsTipText</A>, <A HREF="../../../../../../weka/classifiers/bayes/net/search/SearchAlgorithm.html#setMarkovBlanketClassifier(boolean)">setMarkovBlanketClassifier</A>, <A HREF="../../../../../../weka/classifiers/bayes/net/search/SearchAlgorithm.html#toString()">toString</A></CODE></TD></TR></TABLE>&nbsp;<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"><TD><B>Methods inherited from class java.lang.Object</B></TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE>equals, getClass, hashCode, notify, notifyAll, wait, wait, wait</CODE></TD></TR></TABLE>&nbsp;<P><!-- ============ FIELD DETAIL =========== --><A NAME="field_detail"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TD COLSPAN=1><FONT SIZE="+2"><B>Field Detail</B></FONT></TD></TR></TABLE><A NAME="TAGS_CV_TYPE"><!-- --></A><H3>TAGS_CV_TYPE</H3><PRE>public static final <A HREF="../../../../../../weka/core/Tag.html" title="class in weka.core">Tag</A>[] <B>TAGS_CV_TYPE</B></PRE><DL><DL></DL></DL><!-- ========= CONSTRUCTOR DETAIL ======== --><A NAME="constructor_detail"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TD COLSPAN=1><FONT SIZE="+2"><B>Constructor Detail</B></FONT></TD></TR></TABLE><A NAME="GlobalScoreSearchAlgorithm()"><!-- --></A><H3>GlobalScoreSearchAlgorithm</H3><PRE>public <B>GlobalScoreSearchAlgorithm</B>()</PRE><DL></DL><!-- ============ METHOD DETAIL ========== --><A NAME="method_detail"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TD COLSPAN=1><FONT SIZE="+2"><B>Method Detail</B></FONT></TD></TR></TABLE><A NAME="calcScore(weka.classifiers.bayes.BayesNet)"><!-- --></A><H3>calcScore</H3><PRE>public double <B>calcScore</B>(<A HREF="../../../../../../weka/classifiers/bayes/BayesNet.html" title="class in weka.classifiers.bayes">BayesNet</A>&nbsp;bayesNet)                 throws java.lang.Exception</PRE><DL><DD>performCV returns the accuracy calculated using cross validation.   The dataset used is m_Instances associated with the Bayes Network.<P><DD><DL><DT><B>Parameters:</B><DD><CODE>bayesNet</CODE> - : Bayes Network containing structure to evaluate<DT><B>Returns:</B><DD>accuracy (in interval 0..1) measured using cv.<DT><B>Throws:</B><DD><CODE>java.lang.Exception</CODE> - whn m_nCVType is invalided + exceptions passed on by updateClassifier</DL></DD></DL><HR><A NAME="calcScoreWithExtraParent(int, int)"><!-- --></A><H3>calcScoreWithExtraParent</H3><PRE>public double <B>calcScoreWithExtraParent</B>(int&nbsp;nNode,                                       int&nbsp;nCandidateParent)                                throws java.lang.Exception</PRE><DL><DD>Calc Node Score With Added Parent<P><DD><DL><DT><B>Parameters:</B><DD><CODE>nNode</CODE> - node for which the score is calculate<DD><CODE>nCandidateParent</CODE> - candidate parent to add to the existing parent set<DT><B>Returns:</B><DD>log score<DT><B>Throws:</B><DD><CODE>java.lang.Exception</CODE></DL></DD></DL><HR><A NAME="calcScoreWithMissingParent(int, int)"><!-- --></A><H3>calcScoreWithMissingParent</H3><PRE>public double <B>calcScoreWithMissingParent</B>(int&nbsp;nNode,                                         int&nbsp;nCandidateParent)                                  throws java.lang.Exception</PRE><DL><DD>Calc Node Score With Parent Deleted<P><DD><DL><DT><B>Parameters:</B><DD><CODE>nNode</CODE> - node for which the score is calculate<DD><CODE>nCandidateParent</CODE> - candidate parent to delete from the existing parent set<DT><B>Returns:</B><DD>log score<DT><B>Throws:</B><DD><CODE>java.lang.Exception</CODE></DL></DD></DL><HR><A NAME="calcScoreWithReversedParent(int, int)"><!-- --></A><H3>calcScoreWithReversedParent</H3><PRE>public double <B>calcScoreWithReversedParent</B>(int&nbsp;nNode,                                          int&nbsp;nCandidateParent)                                   throws java.lang.Exception</PRE><DL><DD>Calc Node Score With Arrow reversed<P><DD><DL><DT><B>Parameters:</B><DD><CODE>nNode</CODE> - node for which the score is calculate<DD><CODE>nCandidateParent</CODE> - candidate parent to delete from the existing parent set<DT><B>Returns:</B><DD>log score<DT><B>Throws:</B><DD><CODE>java.lang.Exception</CODE></DL></DD></DL><HR><A NAME="leaveOneOutCV(weka.classifiers.bayes.BayesNet)"><!-- --></A><H3>leaveOneOutCV</H3><PRE>public double <B>leaveOneOutCV</B>(<A HREF="../../../../../../weka/classifiers/bayes/BayesNet.html" title="class in weka.classifiers.bayes">BayesNet</A>&nbsp;bayesNet)                     throws java.lang.Exception</PRE><DL><DD>LeaveOneOutCV returns the accuracy calculated using Leave One Out cross validation. The dataset used is m_Instances associated with the Bayes Network.<P><DD><DL><DT><B>Parameters:</B><DD><CODE>bayesNet</CODE> - : Bayes Network containing structure to evaluate<DT><B>Returns:</B><DD>accuracy (in interval 0..1) measured using leave one out cv.<DT><B>Throws:</B><DD><CODE>java.lang.Exception</CODE> - passed on by updateClassifier</DL></DD></DL><HR><A NAME="cumulativeCV(weka.classifiers.bayes.BayesNet)"><!-- --></A><H3>cumulativeCV</H3><PRE>public double <B>cumulativeCV</B>(<A HREF="../../../../../../weka/classifiers/bayes/BayesNet.html" title="class in weka.classifiers.bayes">BayesNet</A>&nbsp;bayesNet)                    throws java.lang.Exception</PRE><DL><DD>CumulativeCV returns the accuracy calculated using cumulative cross validation. The idea is to run through the data set and

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