costsensitiveclassifier.html

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<DD><DL>
<DT><B>Parameters:</B><DD><CODE>newMethod</CODE> - the cost matrix location method.</DL>
</DD>
</DL>
<HR>

<A NAME="onDemandDirectoryTipText()"><!-- --></A><H3>
onDemandDirectoryTipText</H3>
<PRE>
public java.lang.String <B>onDemandDirectoryTipText</B>()</PRE>
<DL>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Returns:</B><DD>tip text for this property suitable for
 displaying in the explorer/experimenter gui</DL>
</DD>
</DL>
<HR>

<A NAME="getOnDemandDirectory()"><!-- --></A><H3>
getOnDemandDirectory</H3>
<PRE>
public java.io.File <B>getOnDemandDirectory</B>()</PRE>
<DL>
<DD>Returns the directory that will be searched for cost files when
 loading on demand.<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Returns:</B><DD>The cost file search directory.</DL>
</DD>
</DL>
<HR>

<A NAME="setOnDemandDirectory(java.io.File)"><!-- --></A><H3>
setOnDemandDirectory</H3>
<PRE>
public void <B>setOnDemandDirectory</B>(java.io.File&nbsp;newDir)</PRE>
<DL>
<DD>Sets the directory that will be searched for cost files when
 loading on demand.<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>newDir</CODE> - The cost file search directory.</DL>
</DD>
</DL>
<HR>

<A NAME="minimizeExpectedCostTipText()"><!-- --></A><H3>
minimizeExpectedCostTipText</H3>
<PRE>
public java.lang.String <B>minimizeExpectedCostTipText</B>()</PRE>
<DL>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Returns:</B><DD>tip text for this property suitable for
 displaying in the explorer/experimenter gui</DL>
</DD>
</DL>
<HR>

<A NAME="getMinimizeExpectedCost()"><!-- --></A><H3>
getMinimizeExpectedCost</H3>
<PRE>
public boolean <B>getMinimizeExpectedCost</B>()</PRE>
<DL>
<DD>Gets the value of MinimizeExpectedCost.<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Returns:</B><DD>Value of MinimizeExpectedCost.</DL>
</DD>
</DL>
<HR>

<A NAME="setMinimizeExpectedCost(boolean)"><!-- --></A><H3>
setMinimizeExpectedCost</H3>
<PRE>
public void <B>setMinimizeExpectedCost</B>(boolean&nbsp;newMinimizeExpectedCost)</PRE>
<DL>
<DD>Set the value of MinimizeExpectedCost.<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>newMinimizeExpectedCost</CODE> - Value to assign to MinimizeExpectedCost.</DL>
</DD>
</DL>
<HR>

<A NAME="classifierTipText()"><!-- --></A><H3>
classifierTipText</H3>
<PRE>
public java.lang.String <B>classifierTipText</B>()</PRE>
<DL>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Returns:</B><DD>tip text for this property suitable for
 displaying in the explorer/experimenter gui</DL>
</DD>
</DL>
<HR>

<A NAME="setClassifier(weka.classifiers.Classifier)"><!-- --></A><H3>
setClassifier</H3>
<PRE>
public void <B>setClassifier</B>(<A HREF="../../weka/classifiers/Classifier.html">Classifier</A>&nbsp;classifier)</PRE>
<DL>
<DD>Sets the distribution classifier<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>classifier</CODE> - the classifier with all options set.</DL>
</DD>
</DL>
<HR>

<A NAME="getClassifier()"><!-- --></A><H3>
getClassifier</H3>
<PRE>
public <A HREF="../../weka/classifiers/Classifier.html">Classifier</A> <B>getClassifier</B>()</PRE>
<DL>
<DD>Gets the classifier used.<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Returns:</B><DD>the classifier</DL>
</DD>
</DL>
<HR>

<A NAME="getClassifierSpec()"><!-- --></A><H3>
getClassifierSpec</H3>
<PRE>
protected java.lang.String <B>getClassifierSpec</B>()</PRE>
<DL>
<DD>Gets the classifier specification string, which contains the class name of
 the classifier and any options to the classifier<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Returns:</B><DD>the classifier string.</DL>
</DD>
</DL>
<HR>

<A NAME="costMatrixTipText()"><!-- --></A><H3>
costMatrixTipText</H3>
<PRE>
public java.lang.String <B>costMatrixTipText</B>()</PRE>
<DL>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Returns:</B><DD>tip text for this property suitable for
 displaying in the explorer/experimenter gui</DL>
</DD>
</DL>
<HR>

<A NAME="getCostMatrix()"><!-- --></A><H3>
getCostMatrix</H3>
<PRE>
public <A HREF="../../weka/classifiers/CostMatrix.html">CostMatrix</A> <B>getCostMatrix</B>()</PRE>
<DL>
<DD>Gets the misclassification cost matrix.<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Returns:</B><DD>the cost matrix</DL>
</DD>
</DL>
<HR>

<A NAME="setCostMatrix(weka.classifiers.CostMatrix)"><!-- --></A><H3>
setCostMatrix</H3>
<PRE>
public void <B>setCostMatrix</B>(<A HREF="../../weka/classifiers/CostMatrix.html">CostMatrix</A>&nbsp;newCostMatrix)</PRE>
<DL>
<DD>Sets the misclassification cost matrix.<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>the</CODE> - cost matrix</DL>
</DD>
</DL>
<HR>

<A NAME="seedTipText()"><!-- --></A><H3>
seedTipText</H3>
<PRE>
public java.lang.String <B>seedTipText</B>()</PRE>
<DL>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Returns:</B><DD>tip text for this property suitable for
 displaying in the explorer/experimenter gui</DL>
</DD>
</DL>
<HR>

<A NAME="setSeed(int)"><!-- --></A><H3>
setSeed</H3>
<PRE>
public void <B>setSeed</B>(int&nbsp;seed)</PRE>
<DL>
<DD>Set seed for resampling.<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>seed</CODE> - the seed for resampling</DL>
</DD>
</DL>
<HR>

<A NAME="getSeed()"><!-- --></A><H3>
getSeed</H3>
<PRE>
public int <B>getSeed</B>()</PRE>
<DL>
<DD>Get seed for resampling.<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Returns:</B><DD>the seed for resampling</DL>
</DD>
</DL>
<HR>

<A NAME="buildClassifier(weka.core.Instances)"><!-- --></A><H3>
buildClassifier</H3>
<PRE>
public void <B>buildClassifier</B>(<A HREF="../../weka/core/Instances.html">Instances</A>&nbsp;data)
                     throws java.lang.Exception</PRE>
<DL>
<DD>Builds the model of the base learner.<DD><DL>
<DT><B>Overrides:</B><DD><CODE><A HREF="../../weka/classifiers/Classifier.html#buildClassifier(weka.core.Instances)">buildClassifier</A></CODE> in class <CODE><A HREF="../../weka/classifiers/Classifier.html">Classifier</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>data</CODE> - the training data<DT><B>Throws:</B><DD><CODE>java.lang.Exception</CODE> - if the classifier could not be built successfully</DL>
</DD>
</DL>
<HR>

<A NAME="classifyInstance(weka.core.Instance)"><!-- --></A><H3>
classifyInstance</H3>
<PRE>
public double <B>classifyInstance</B>(<A HREF="../../weka/core/Instance.html">Instance</A>&nbsp;instance)
                        throws java.lang.Exception</PRE>
<DL>
<DD>Classifies a given instance by choosing the class with the minimum
 expected misclassification cost.<DD><DL>
<DT><B>Overrides:</B><DD><CODE><A HREF="../../weka/classifiers/Classifier.html#classifyInstance(weka.core.Instance)">classifyInstance</A></CODE> in class <CODE><A HREF="../../weka/classifiers/Classifier.html">Classifier</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>instance</CODE> - the instance to be classified<DT><B>Throws:</B><DD><CODE>java.lang.Exception</CODE> - if instance could not be classified
 successfully</DL>
</DD>
</DL>
<HR>

<A NAME="graph()"><!-- --></A><H3>
graph</H3>
<PRE>
public java.lang.String <B>graph</B>()
                       throws java.lang.Exception</PRE>
<DL>
<DD>Returns graph describing the classifier (if possible).<DD><DL>
<DT><B>Specified by: </B><DD><CODE><A HREF="../../weka/core/Drawable.html#graph()">graph</A></CODE> in interface <CODE><A HREF="../../weka/core/Drawable.html">Drawable</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Returns:</B><DD>the graph of the classifier in dotty format<DT><B>Throws:</B><DD><CODE>java.lang.Exception</CODE> - if the classifier cannot be graphed</DL>
</DD>
</DL>
<HR>

<A NAME="toString()"><!-- --></A><H3>
toString</H3>
<PRE>
public java.lang.String <B>toString</B>()</PRE>
<DL>
<DD>Output a representation of this classifier<DD><DL>
<DT><B>Overrides:</B><DD><CODE>toString</CODE> in class <CODE>java.lang.Object</CODE></DL>
</DD>
</DL>
<HR>

<A NAME="main(java.lang.String[])"><!-- --></A><H3>
main</H3>
<PRE>
public static void <B>main</B>(java.lang.String[]&nbsp;argv)</PRE>
<DL>
<DD>Main method for testing this class.<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>argv</CODE> - should contain the following arguments:
 -t training file [-T test file] [-c class index]</DL>
</DD>
</DL>
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