kdtree.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

<PRE>
public java.lang.String <B>minBoxRelWidthTipText</B>()</PRE>
<DL>
<DD>Tip text for this property
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>the tip text for this property</DL>
</DD>
</DL>
<HR>

<A NAME="setMinBoxRelWidth(double)"><!-- --></A><H3>
setMinBoxRelWidth</H3>
<PRE>
public void <B>setMinBoxRelWidth</B>(double&nbsp;i)</PRE>
<DL>
<DD>Sets the minimum relative box width.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>i</CODE> - the minimum relative box width</DL>
</DD>
</DL>
<HR>

<A NAME="getMinBoxRelWidth()"><!-- --></A><H3>
getMinBoxRelWidth</H3>
<PRE>
public double <B>getMinBoxRelWidth</B>()</PRE>
<DL>
<DD>Gets the minimum relative box width.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>the minimum relative box width</DL>
</DD>
</DL>
<HR>

<A NAME="maxInstInLeafTipText()"><!-- --></A><H3>
maxInstInLeafTipText</H3>
<PRE>
public java.lang.String <B>maxInstInLeafTipText</B>()</PRE>
<DL>
<DD>Tip text for this property
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>the tip text for this property</DL>
</DD>
</DL>
<HR>

<A NAME="setMaxInstInLeaf(int)"><!-- --></A><H3>
setMaxInstInLeaf</H3>
<PRE>
public void <B>setMaxInstInLeaf</B>(int&nbsp;i)</PRE>
<DL>
<DD>Sets the maximum number of instances in a leaf.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>i</CODE> - the maximum number of instances in a leaf</DL>
</DD>
</DL>
<HR>

<A NAME="getMaxInstInLeaf()"><!-- --></A><H3>
getMaxInstInLeaf</H3>
<PRE>
public int <B>getMaxInstInLeaf</B>()</PRE>
<DL>
<DD>Get the maximum number of instances in a leaf.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>the maximum number of instances in a leaf</DL>
</DD>
</DL>
<HR>

<A NAME="normalizeNodeWidthTipText()"><!-- --></A><H3>
normalizeNodeWidthTipText</H3>
<PRE>
public java.lang.String <B>normalizeNodeWidthTipText</B>()</PRE>
<DL>
<DD>Tip text for this property
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>the tip text for this property</DL>
</DD>
</DL>
<HR>

<A NAME="setNormalizeNodeWidth(boolean)"><!-- --></A><H3>
setNormalizeNodeWidth</H3>
<PRE>
public void <B>setNormalizeNodeWidth</B>(boolean&nbsp;n)</PRE>
<DL>
<DD>Sets the flag for normalizing the widths of a KDTree Node by the width
 of the dimension in the universe.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>n</CODE> - true to use normalizing.</DL>
</DD>
</DL>
<HR>

<A NAME="getNormalizeNodeWidth()"><!-- --></A><H3>
getNormalizeNodeWidth</H3>
<PRE>
public boolean <B>getNormalizeNodeWidth</B>()</PRE>
<DL>
<DD>Gets the normalize flag.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>True if normalizing</DL>
</DD>
</DL>
<HR>

<A NAME="getDistanceFunction()"><!-- --></A><H3>
getDistanceFunction</H3>
<PRE>
public <A HREF="../../weka/core/DistanceFunction.html" title="interface in weka.core">DistanceFunction</A> <B>getDistanceFunction</B>()</PRE>
<DL>
<DD>returns the distance function currently in use
<P>
<DD><DL>
<DT><B>Overrides:</B><DD><CODE><A HREF="../../weka/core/NearestNeighbourSearch.html#getDistanceFunction()">getDistanceFunction</A></CODE> in class <CODE><A HREF="../../weka/core/NearestNeighbourSearch.html" title="class in weka.core">NearestNeighbourSearch</A></CODE></DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>the distance function</DL>
</DD>
</DL>
<HR>

<A NAME="setDistanceFunction(weka.core.DistanceFunction)"><!-- --></A><H3>
setDistanceFunction</H3>
<PRE>
public void <B>setDistanceFunction</B>(<A HREF="../../weka/core/DistanceFunction.html" title="interface in weka.core">DistanceFunction</A>&nbsp;df)
                         throws java.lang.Exception</PRE>
<DL>
<DD>sets the distance function to use for nearest neighbour search
<P>
<DD><DL>
<DT><B>Overrides:</B><DD><CODE><A HREF="../../weka/core/NearestNeighbourSearch.html#setDistanceFunction(weka.core.DistanceFunction)">setDistanceFunction</A></CODE> in class <CODE><A HREF="../../weka/core/NearestNeighbourSearch.html" title="class in weka.core">NearestNeighbourSearch</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>df</CODE> - the distance function to use
<DT><B>Throws:</B>
<DD><CODE>java.lang.Exception</CODE> - if not EuclideanDistance</DL>
</DD>
</DL>
<HR>

<A NAME="globalInfo()"><!-- --></A><H3>
globalInfo</H3>
<PRE>
public java.lang.String <B>globalInfo</B>()</PRE>
<DL>
<DD>Returns a string describing this nearest neighbour search algorithm.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>a description of the algorithm for displaying in the 
 explorer/experimenter gui</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.
<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><DT><B>Overrides:</B><DD><CODE><A HREF="../../weka/core/NearestNeighbourSearch.html#listOptions()">listOptions</A></CODE> in class <CODE><A HREF="../../weka/core/NearestNeighbourSearch.html" title="class in weka.core">NearestNeighbourSearch</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> -W &lt;value&gt;
  Set minimal width of a box
  (default = 1.0E-2).</pre>
 
 <pre> -L
  Maximal number of instances in a leaf
  (default = 40).</pre>
 
 <pre> -N
  Normalizing will be done
  (Select dimension for split, with normalising to universe).</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><DT><B>Overrides:</B><DD><CODE><A HREF="../../weka/core/NearestNeighbourSearch.html#setOptions(java.lang.String[])">setOptions</A></CODE> in class <CODE><A HREF="../../weka/core/NearestNeighbourSearch.html" title="class in weka.core">NearestNeighbourSearch</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 KDtree.
<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><DT><B>Overrides:</B><DD><CODE><A HREF="../../weka/core/NearestNeighbourSearch.html#getOptions()">getOptions</A></CODE> in class <CODE><A HREF="../../weka/core/NearestNeighbourSearch.html" title="class in weka.core">NearestNeighbourSearch</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="main(java.lang.String[])"><!-- --></A><H3>
main</H3>
<PRE>
public static void <B>main</B>(java.lang.String[]&nbsp;args)</PRE>
<DL>
<DD>Main method for testing this class
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>args</CODE> - the commandline parameters</DL>
</DD>
</DL>
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