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< 数据挖掘--实用机器学习技术及java实现> 一书结合数据挖掘和机器学习的知识,作者陈述了自动挖掘模式的基础理论,并且以java语言实现了具有代表性的各类数据挖掘方法.例如:class

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<A NAME="OneR()"><!-- --></A><H3>
OneR</H3>
<PRE>
public <B>OneR</B>()</PRE>
<DL>
</DL>

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<B>Method Detail</B></FONT></TD>
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<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;inst)</PRE>
<DL>
<DD>Classifies a given instance.<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>inst</CODE> - the instance to be classified</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;instances)
                     throws java.lang.Exception</PRE>
<DL>
<DD>Generates the classifier.<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>instances</CODE> - the instances to be used for building the classifier<DT><B>Throws:</B><DD><CODE>java.lang.Exception</CODE> - if the classifier can't be built successfully</DL>
</DD>
</DL>
<HR>

<A NAME="newRule(weka.core.Attribute, weka.core.Instances)"><!-- --></A><H3>
newRule</H3>
<PRE>
public weka.classifiers.OneR.OneRRule <B>newRule</B>(<A HREF="../../weka/core/Attribute.html">Attribute</A>&nbsp;attr,
                                              <A HREF="../../weka/core/Instances.html">Instances</A>&nbsp;data)
                                       throws java.lang.Exception</PRE>
<DL>
<DD>Create a rule branching on this attribute.<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>attr</CODE> - the attribute to branch on<DD><CODE>data</CODE> - the data to be used for creating the rule<DT><B>Throws:</B><DD><CODE>java.lang.Exception</CODE> - if the rule can't be built successfully</DL>
</DD>
</DL>
<HR>

<A NAME="newNominalRule(weka.core.Attribute, weka.core.Instances, int[])"><!-- --></A><H3>
newNominalRule</H3>
<PRE>
public weka.classifiers.OneR.OneRRule <B>newNominalRule</B>(<A HREF="../../weka/core/Attribute.html">Attribute</A>&nbsp;attr,
                                                     <A HREF="../../weka/core/Instances.html">Instances</A>&nbsp;data,
                                                     int[]&nbsp;missingValueCounts)
                                              throws java.lang.Exception</PRE>
<DL>
<DD>Create a rule branching on this nominal attribute.<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>attr</CODE> - the attribute to branch on<DD><CODE>data</CODE> - the data to be used for creating the rule<DD><CODE>missingValueCounts</CODE> - to be filled in<DT><B>Throws:</B><DD><CODE>java.lang.Exception</CODE> - if the rule can't be built successfully</DL>
</DD>
</DL>
<HR>

<A NAME="newNumericRule(weka.core.Attribute, weka.core.Instances, int[])"><!-- --></A><H3>
newNumericRule</H3>
<PRE>
public weka.classifiers.OneR.OneRRule <B>newNumericRule</B>(<A HREF="../../weka/core/Attribute.html">Attribute</A>&nbsp;attr,
                                                     <A HREF="../../weka/core/Instances.html">Instances</A>&nbsp;data,
                                                     int[]&nbsp;missingValueCounts)
                                              throws java.lang.Exception</PRE>
<DL>
<DD>Create a rule branching on this numeric attribute<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>attr</CODE> - the attribute to branch on<DD><CODE>data</CODE> - the data to be used for creating the rule<DD><CODE>missingValueCounts</CODE> - to be filled in<DT><B>Throws:</B><DD><CODE>java.lang.Exception</CODE> - if the rule can't be built successfully</DL>
</DD>
</DL>
<HR>

<A NAME="listOptions()"><!-- --></A><H3>
listOptions</H3>
<PRE>
public java.util.Enumeration <B>listOptions</B>()</PRE>
<DL>
<DD>Returns an enumeration describing the available options.<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">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. Valid options are:<p>

 -B num <br>
 Specify the minimum number of objects in a bucket (default: 6). <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">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 OneR classifier.<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">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="toString()"><!-- --></A><H3>
toString</H3>
<PRE>
public java.lang.String <B>toString</B>()</PRE>
<DL>
<DD>Returns a description of the classifier<DD><DL>
<DT><B>Overrides:</B><DD><CODE>toString</CODE> in class <CODE>java.lang.Object</CODE></DL>
</DD>
</DL>
<HR>

<A NAME="getMinBucketSize()"><!-- --></A><H3>
getMinBucketSize</H3>
<PRE>
public int <B>getMinBucketSize</B>()</PRE>
<DL>
<DD>Get the value of minBucketSize.<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Returns:</B><DD>Value of minBucketSize.</DL>
</DD>
</DL>
<HR>

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