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weka是机器学习和数据挖掘领域最有影响力的开源项目之一

<A NAME="getSortInitializationRatio()"><!-- --></A><H3>
getSortInitializationRatio</H3>
<PRE>
public double <B>getSortInitializationRatio</B>()</PRE>
<DL>
<DD>Get the value of sortInitializationRatio.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>Value of sortInitializationRatio.</DL>
</DD>
</DL>
<HR>

<A NAME="setSortInitializationRatio(double)"><!-- --></A><H3>
setSortInitializationRatio</H3>
<PRE>
public void <B>setSortInitializationRatio</B>(double&nbsp;v)</PRE>
<DL>
<DD>Set the value of sortInitializationRatio.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>v</CODE> - Value to assign to sortInitializationRatio.</DL>
</DD>
</DL>
<HR>

<A NAME="replacementTipText()"><!-- --></A><H3>
replacementTipText</H3>
<PRE>
public java.lang.String <B>replacementTipText</B>()</PRE>
<DL>
<DD>Returns the tip text for this property
<P>
<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="getReplacement()"><!-- --></A><H3>
getReplacement</H3>
<PRE>
public boolean <B>getReplacement</B>()</PRE>
<DL>
<DD>Get the value of replacement.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>Value of replacement.</DL>
</DD>
</DL>
<HR>

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

<A NAME="greedySortInitializationTipText()"><!-- --></A><H3>
greedySortInitializationTipText</H3>
<PRE>
public java.lang.String <B>greedySortInitializationTipText</B>()</PRE>
<DL>
<DD>Returns the tip text for this property
<P>
<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="getGreedySortInitialization()"><!-- --></A><H3>
getGreedySortInitialization</H3>
<PRE>
public boolean <B>getGreedySortInitialization</B>()</PRE>
<DL>
<DD>Get the value of greedySortInitialization.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>Value of replacement.</DL>
</DD>
</DL>
<HR>

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

<A NAME="verboseOutputTipText()"><!-- --></A><H3>
verboseOutputTipText</H3>
<PRE>
public java.lang.String <B>verboseOutputTipText</B>()</PRE>
<DL>
<DD>Returns the tip text for this property
<P>
<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="getVerboseOutput()"><!-- --></A><H3>
getVerboseOutput</H3>
<PRE>
public boolean <B>getVerboseOutput</B>()</PRE>
<DL>
<DD>Get the value of verboseOutput.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>Value of verboseOutput.</DL>
</DD>
</DL>
<HR>

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

<A NAME="workingDirectoryTipText()"><!-- --></A><H3>
workingDirectoryTipText</H3>
<PRE>
public java.lang.String <B>workingDirectoryTipText</B>()</PRE>
<DL>
<DD>Returns the tip text for this property
<P>
<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="getWorkingDirectory()"><!-- --></A><H3>
getWorkingDirectory</H3>
<PRE>
public java.io.File <B>getWorkingDirectory</B>()</PRE>
<DL>
<DD>Get the value of working directory.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>Value of working directory.</DL>
</DD>
</DL>
<HR>

<A NAME="setWorkingDirectory(java.io.File)"><!-- --></A><H3>
setWorkingDirectory</H3>
<PRE>
public void <B>setWorkingDirectory</B>(java.io.File&nbsp;newWorkingDirectory)</PRE>
<DL>
<DD>Set the value of working directory.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>newWorkingDirectory</CODE> - directory Value.</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" title="class in weka.core">Instances</A>&nbsp;trainData)
                     throws java.lang.Exception</PRE>
<DL>
<DD>Buildclassifier selects a classifier from the set of classifiers by
 minimising error on the training data.
<P>
<DD><DL>
<DT><B>Specified by:</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" title="class in weka.classifiers">Classifier</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>trainData</CODE> - the training data to be used for generating the boosted
                classifier.
<DT><B>Throws:</B>
<DD><CODE>java.lang.Exception</CODE> - if the classifier could not be built successfully</DL>
</DD>
</DL>
<HR>

<A NAME="distributionForInstance(weka.core.Instance)"><!-- --></A><H3>
distributionForInstance</H3>
<PRE>
public double[] <B>distributionForInstance</B>(<A HREF="../../../weka/core/Instance.html" title="class in weka.core">Instance</A>&nbsp;instance)
                                 throws java.lang.Exception</PRE>
<DL>
<DD>Calculates the class membership probabilities for the given test instance.
<P>
<DD><DL>
<DT><B>Overrides:</B><DD><CODE><A HREF="../../../weka/classifiers/Classifier.html#distributionForInstance(weka.core.Instance)">distributionForInstance</A></CODE> in class <CODE><A HREF="../../../weka/classifiers/Classifier.html" title="class in weka.classifiers">Classifier</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>instance</CODE> - the instance to be classified
<DT><B>Returns:</B><DD>predicted class probability distribution
<DT><B>Throws:</B>
<DD><CODE>java.lang.Exception</CODE> - if instance could not be classified
 successfully</DL>
</DD>
</DL>
<HR>

<A NAME="getDefaultWorkingDirectory()"><!-- --></A><H3>
getDefaultWorkingDirectory</H3>
<PRE>
public static java.lang.String <B>getDefaultWorkingDirectory</B>()</PRE>
<DL>
<DD>This method tries to find a reasonable path name for the ensemble working
 directory where models and files will be stored.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>true if m_workingDirectory now has a valid file name</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
<P>
<DD><DL>
<DT><B>Overrides:</B><DD><CODE>toString</CODE> in class <CODE>java.lang.Object</CODE></DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>a string representation of the classifier</DL>
</DD>
</DL>
<HR>

<A NAME="getTechnicalInformation()"><!-- --></A><H3>
getTechnicalInformation</H3>
<PRE>
public <A HREF="../../../weka/core/TechnicalInformation.html" title="class in weka.core">TechnicalInformation</A> <B>getTechnicalInformation</B>()</PRE>
<DL>
<DD>Return the technical information.  There is actually another
 paper that describes our current method of CV for this classifier
 TODO: Cite Technical report when published
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../weka/core/TechnicalInformationHandler.html#getTechnicalInformation()">getTechnicalInformation</A></CODE> in interface <CODE><A HREF="../../../weka/core/TechnicalInformationHandler.html" title="interface in weka.core">TechnicalInformationHandler</A></CODE></DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>the technical information about this class</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>Executes the classifier from commandline.
<P>
<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>
<!-- ========= END OF CLASS DATA ========= -->
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