topdownconstructor.html

来自「数据挖掘的最常用工具。由于开源」· HTML 代码 · 共 589 行 · 第 1/2 页

<A NAME="TopDownConstructor()"><!-- --></A><H3>
TopDownConstructor</H3>
<PRE>
public <B>TopDownConstructor</B>()</PRE>
<DL>
<DD>Creates a new instance of TopDownConstructor.
<P>
</DL>

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<B>Method Detail</B></FONT></TH>
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<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="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>Returns an instance of a TechnicalInformation object, containing detailed
 information about the technical background of this class, e.g., paper
 reference or book this class is based on.
<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="buildTree()"><!-- --></A><H3>
buildTree</H3>
<PRE>
public <A HREF="../../../../weka/core/neighboursearch/balltrees/BallNode.html" title="class in weka.core.neighboursearch.balltrees">BallNode</A> <B>buildTree</B>()
                   throws java.lang.Exception</PRE>
<DL>
<DD>Builds the ball tree top down.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../weka/core/neighboursearch/balltrees/BallTreeConstructor.html#buildTree()">buildTree</A></CODE> in class <CODE><A HREF="../../../../weka/core/neighboursearch/balltrees/BallTreeConstructor.html" title="class in weka.core.neighboursearch.balltrees">BallTreeConstructor</A></CODE></DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>The root node of the tree.
<DT><B>Throws:</B>
<DD><CODE>java.lang.Exception</CODE> - If there is problem building
 the tree.</DL>
</DD>
</DL>
<HR>

<A NAME="addInstance(weka.core.neighboursearch.balltrees.BallNode, weka.core.Instance)"><!-- --></A><H3>
addInstance</H3>
<PRE>
public int[] <B>addInstance</B>(<A HREF="../../../../weka/core/neighboursearch/balltrees/BallNode.html" title="class in weka.core.neighboursearch.balltrees">BallNode</A>&nbsp;node,
                         <A HREF="../../../../weka/core/Instance.html" title="class in weka.core">Instance</A>&nbsp;inst)
                  throws java.lang.Exception</PRE>
<DL>
<DD>Adds an instance to the ball tree.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../weka/core/neighboursearch/balltrees/BallTreeConstructor.html#addInstance(weka.core.neighboursearch.balltrees.BallNode, weka.core.Instance)">addInstance</A></CODE> in class <CODE><A HREF="../../../../weka/core/neighboursearch/balltrees/BallTreeConstructor.html" title="class in weka.core.neighboursearch.balltrees">BallTreeConstructor</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>node</CODE> - The root node of the tree.<DD><CODE>inst</CODE> - The instance to add to the tree.
<DT><B>Returns:</B><DD>The new master index array after adding the 
 instance.
<DT><B>Throws:</B>
<DD><CODE>java.lang.Exception</CODE> - If there is some problem adding the 
 given instance to the tree.</DL>
</DD>
</DL>
<HR>

<A NAME="ballSplitterTipText()"><!-- --></A><H3>
ballSplitterTipText</H3>
<PRE>
public java.lang.String <B>ballSplitterTipText</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="getBallSplitter()"><!-- --></A><H3>
getBallSplitter</H3>
<PRE>
public <A HREF="../../../../weka/core/neighboursearch/balltrees/BallSplitter.html" title="class in weka.core.neighboursearch.balltrees">BallSplitter</A> <B>getBallSplitter</B>()</PRE>
<DL>
<DD>Returns the BallSplitter algorithm set that would be 
 used by the TopDown BallTree constructor.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>The BallSplitter currently in use.</DL>
</DD>
</DL>
<HR>

<A NAME="setBallSplitter(weka.core.neighboursearch.balltrees.BallSplitter)"><!-- --></A><H3>
setBallSplitter</H3>
<PRE>
public void <B>setBallSplitter</B>(<A HREF="../../../../weka/core/neighboursearch/balltrees/BallSplitter.html" title="class in weka.core.neighboursearch.balltrees">BallSplitter</A>&nbsp;splitter)</PRE>
<DL>
<DD>Sets the ball splitting algorithm to be used by the 
 TopDown constructor.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>splitter</CODE> - The BallSplitter to use.</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/neighboursearch/balltrees/BallTreeConstructor.html#listOptions()">listOptions</A></CODE> in class <CODE><A HREF="../../../../weka/core/neighboursearch/balltrees/BallTreeConstructor.html" title="class in weka.core.neighboursearch.balltrees">BallTreeConstructor</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.
 
   <!-- options-start -->
 Valid options are: <p/>
 
 <pre> -S &lt;classname and options&gt;
  Ball splitting algorithm to use.</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/neighboursearch/balltrees/BallTreeConstructor.html#setOptions(java.lang.String[])">setOptions</A></CODE> in class <CODE><A HREF="../../../../weka/core/neighboursearch/balltrees/BallTreeConstructor.html" title="class in weka.core.neighboursearch.balltrees">BallTreeConstructor</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/neighboursearch/balltrees/BallTreeConstructor.html#getOptions()">getOptions</A></CODE> in class <CODE><A HREF="../../../../weka/core/neighboursearch/balltrees/BallTreeConstructor.html" title="class in weka.core.neighboursearch.balltrees">BallTreeConstructor</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="getRevision()"><!-- --></A><H3>
getRevision</H3>
<PRE>
public java.lang.String <B>getRevision</B>()</PRE>
<DL>
<DD>Returns the revision string.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../weka/core/RevisionHandler.html#getRevision()">getRevision</A></CODE> in interface <CODE><A HREF="../../../../weka/core/RevisionHandler.html" title="interface in weka.core">RevisionHandler</A></CODE><DT><B>Overrides:</B><DD><CODE><A HREF="../../../../weka/core/neighboursearch/balltrees/BallTreeConstructor.html#getRevision()">getRevision</A></CODE> in class <CODE><A HREF="../../../../weka/core/neighboursearch/balltrees/BallTreeConstructor.html" title="class in weka.core.neighboursearch.balltrees">BallTreeConstructor</A></CODE></DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>the revision</DL>
</DD>
</DL>
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