regoptimizer.html

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

<DL>
<DD>the default constructor
<P>
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<B>Method Detail</B></FONT></TH>
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<A NAME="listOptions()"><!-- --></A><H3>
listOptions</H3>
<PRE>
public java.util.Enumeration <B>listOptions</B>()</PRE>
<DL>
<DD>Gets an enumeration describing the available options.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../weka/core/OptionHandler.html#listOptions()">listOptions</A></CODE> in interface <CODE><A HREF="../../../../weka/core/OptionHandler.html" title="interface in weka.core">OptionHandler</A></CODE></DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>an enumeration of all the available options.</DL>
</DD>
</DL>
<HR>

<A NAME="setOptions(java.lang.String[])"><!-- --></A><H3>
setOptions</H3>
<PRE>
public void <B>setOptions</B>(java.lang.String[]&nbsp;options)
                throws java.lang.Exception</PRE>
<DL>
<DD>Parses a given list of options. <p/>

   <!-- options-start -->
 Valid options are: <p/>
 
 <pre> -L &lt;double&gt;
  The epsilon parameter in epsilon-insensitive loss function.
  (default 1.0e-3)</pre>
 
 <pre> -W &lt;double&gt;
  The random number seed.
  (default 1)</pre>
 
   <!-- options-end -->
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../weka/core/OptionHandler.html#setOptions(java.lang.String[])">setOptions</A></CODE> in interface <CODE><A HREF="../../../../weka/core/OptionHandler.html" title="interface in weka.core">OptionHandler</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>options</CODE> - the list of options as an array of strings
<DT><B>Throws:</B>
<DD><CODE>java.lang.Exception</CODE> - if an option is not supported</DL>
</DD>
</DL>
<HR>

<A NAME="getOptions()"><!-- --></A><H3>
getOptions</H3>
<PRE>
public java.lang.String[] <B>getOptions</B>()</PRE>
<DL>
<DD>Gets the current settings of the classifier.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../weka/core/OptionHandler.html#getOptions()">getOptions</A></CODE> in interface <CODE><A HREF="../../../../weka/core/OptionHandler.html" title="interface in weka.core">OptionHandler</A></CODE></DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>an array of strings suitable for passing to setOptions</DL>
</DD>
</DL>
<HR>

<A NAME="modelBuilt()"><!-- --></A><H3>
modelBuilt</H3>
<PRE>
public boolean <B>modelBuilt</B>()</PRE>
<DL>
<DD>flag to indicate whether the model was built yet
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>true if the model was built</DL>
</DD>
</DL>
<HR>

<A NAME="setSVMReg(weka.classifiers.functions.SVMreg)"><!-- --></A><H3>
setSVMReg</H3>
<PRE>
public void <B>setSVMReg</B>(<A HREF="../../../../weka/classifiers/functions/SVMreg.html" title="class in weka.classifiers.functions">SVMreg</A>&nbsp;value)</PRE>
<DL>
<DD>sets the parent SVM
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>value</CODE> - the parent SVM</DL>
</DD>
</DL>
<HR>

<A NAME="getKernelEvaluations()"><!-- --></A><H3>
getKernelEvaluations</H3>
<PRE>
public int <B>getKernelEvaluations</B>()</PRE>
<DL>
<DD>returns the number of kernel evaluations
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>the number of kernel evaluations</DL>
</DD>
</DL>
<HR>

<A NAME="getCacheHits()"><!-- --></A><H3>
getCacheHits</H3>
<PRE>
public int <B>getCacheHits</B>()</PRE>
<DL>
<DD>return the number of kernel cache hits
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>the number of hits</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;data)
                     throws java.lang.Exception</PRE>
<DL>
<DD>learn SVM parameters from data.
 Subclasses should implement something more interesting.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>data</CODE> - the data to work with
<DT><B>Throws:</B>
<DD><CODE>java.lang.Exception</CODE> - always an Exceoption since subclasses must override it</DL>
</DD>
</DL>
<HR>

<A NAME="SVMOutput(weka.core.Instance)"><!-- --></A><H3>
SVMOutput</H3>
<PRE>
public double <B>SVMOutput</B>(<A HREF="../../../../weka/core/Instance.html" title="class in weka.core">Instance</A>&nbsp;inst)
                 throws java.lang.Exception</PRE>
<DL>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>inst</CODE> - 
<DT><B>Returns:</B><DD>
<DT><B>Throws:</B>
<DD><CODE>java.lang.Exception</CODE></DL>
</DD>
</DL>
<HR>

<A NAME="seedTipText()"><!-- --></A><H3>
seedTipText</H3>
<PRE>
public java.lang.String <B>seedTipText</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="getSeed()"><!-- --></A><H3>
getSeed</H3>
<PRE>
public int <B>getSeed</B>()</PRE>
<DL>
<DD>Gets the current seed value for the random number generator
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>the seed value</DL>
</DD>
</DL>
<HR>

<A NAME="setSeed(int)"><!-- --></A><H3>
setSeed</H3>
<PRE>
public void <B>setSeed</B>(int&nbsp;value)</PRE>
<DL>
<DD>Sets the seed value for the random number generator
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>value</CODE> - the seed value</DL>
</DD>
</DL>
<HR>

<A NAME="epsilonParameterTipText()"><!-- --></A><H3>
epsilonParameterTipText</H3>
<PRE>
public java.lang.String <B>epsilonParameterTipText</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="getEpsilonParameter()"><!-- --></A><H3>
getEpsilonParameter</H3>
<PRE>
public double <B>getEpsilonParameter</B>()</PRE>
<DL>
<DD>Get the value of epsilon parameter of the epsilon insensitive loss function.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>

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

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

<A NAME="toString()"><!-- --></A><H3>
toString</H3>
<PRE>
public java.lang.String <B>toString</B>()</PRE>
<DL>
<DD>Prints out the 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 description of the classifier as a string</DL>
</DD>
</DL>
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