numerictonominal.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

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<B>Constructor Detail</B></FONT></TH>
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<A NAME="NumericToNominal()"><!-- --></A><H3>
NumericToNominal</H3>
<PRE>
public <B>NumericToNominal</B>()</PRE>
<DL>
</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 filter
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../weka/filters/SimpleFilter.html#globalInfo()">globalInfo</A></CODE> in class <CODE><A HREF="../../../../weka/filters/SimpleFilter.html" title="class in weka.filters">SimpleFilter</A></CODE></DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>a description of the filter suitable 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>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><DT><B>Overrides:</B><DD><CODE><A HREF="../../../../weka/filters/SimpleFilter.html#listOptions()">listOptions</A></CODE> in class <CODE><A HREF="../../../../weka/filters/SimpleFilter.html" title="class in weka.filters">SimpleFilter</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> -R &lt;col1,col2-col4,...&gt;
  Specifies list of columns to Discretize. First and last are valid indexes.
  (default: first-last)</pre>
 
 <pre> -V
  Invert matching sense of column indexes.</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/filters/SimpleFilter.html#setOptions(java.lang.String[])">setOptions</A></CODE> in class <CODE><A HREF="../../../../weka/filters/SimpleFilter.html" title="class in weka.filters">SimpleFilter</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<DT><B>See Also:</B><DD><A HREF="../../../../weka/filters/SimpleFilter.html#reset()"><CODE>SimpleFilter.reset()</CODE></A></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 filter.
<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/filters/SimpleFilter.html#getOptions()">getOptions</A></CODE> in class <CODE><A HREF="../../../../weka/filters/SimpleFilter.html" title="class in weka.filters">SimpleFilter</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="invertSelectionTipText()"><!-- --></A><H3>
invertSelectionTipText</H3>
<PRE>
public java.lang.String <B>invertSelectionTipText</B>()</PRE>
<DL>
<DD>Returns the tip text for this property
<P>
<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="getInvertSelection()"><!-- --></A><H3>
getInvertSelection</H3>
<PRE>
public boolean <B>getInvertSelection</B>()</PRE>
<DL>
<DD>Gets whether the supplied columns are to be worked on or the others.
<P>
<DD><DL>

<DT><B>Returns:</B><DD>true if the supplied columns will be worked on</DL>
</DD>
</DL>
<HR>

<A NAME="setInvertSelection(boolean)"><!-- --></A><H3>
setInvertSelection</H3>
<PRE>
public void <B>setInvertSelection</B>(boolean&nbsp;value)</PRE>
<DL>
<DD>Sets whether selected columns should be worked on or all the others apart
 from these. If true all the other columns are considered for 
 "nominalization".
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>value</CODE> - the new invert setting</DL>
</DD>
</DL>
<HR>

<A NAME="attributeIndicesTipText()"><!-- --></A><H3>
attributeIndicesTipText</H3>
<PRE>
public java.lang.String <B>attributeIndicesTipText</B>()</PRE>
<DL>
<DD>Returns the tip text for this property
<P>
<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="getAttributeIndices()"><!-- --></A><H3>
getAttributeIndices</H3>
<PRE>
public java.lang.String <B>getAttributeIndices</B>()</PRE>
<DL>
<DD>Gets the current range selection
<P>
<DD><DL>

<DT><B>Returns:</B><DD>a string containing a comma separated list of ranges</DL>
</DD>
</DL>
<HR>

<A NAME="setAttributeIndices(java.lang.String)"><!-- --></A><H3>
setAttributeIndices</H3>
<PRE>
public void <B>setAttributeIndices</B>(java.lang.String&nbsp;value)</PRE>
<DL>
<DD>Sets which attributes are to be "nominalized" (only numeric
 attributes among the selection will be transformed).
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>value</CODE> - a string representing the list of attributes. Since
                        the string will typically come from a user, attributes 
                        are indexed from 1. <br> eg: first-3,5,6-last
<DT><B>Throws:</B>
<DD><CODE>java.lang.IllegalArgumentException</CODE> - if an invalid range list is supplied</DL>
</DD>
</DL>
<HR>

<A NAME="setAttributeIndicesArray(int[])"><!-- --></A><H3>
setAttributeIndicesArray</H3>
<PRE>
public void <B>setAttributeIndicesArray</B>(int[]&nbsp;value)</PRE>
<DL>
<DD>Sets which attributes are to be transoformed to nominal. (only numeric
 attributes among the selection will be transformed).
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>value</CODE> - an array containing indexes of attributes to nominalize.
                        Since the array will typically come from a program, 
                        attributes are indexed from 0.
<DT><B>Throws:</B>
<DD><CODE>java.lang.IllegalArgumentException</CODE> - if an invalid set of ranges is supplied</DL>
</DD>
</DL>
<HR>

<A NAME="getCapabilities()"><!-- --></A><H3>
getCapabilities</H3>
<PRE>
public <A HREF="../../../../weka/core/Capabilities.html" title="class in weka.core">Capabilities</A> <B>getCapabilities</B>()</PRE>
<DL>
<DD>Returns the Capabilities of this filter.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../weka/core/CapabilitiesHandler.html#getCapabilities()">getCapabilities</A></CODE> in interface <CODE><A HREF="../../../../weka/core/CapabilitiesHandler.html" title="interface in weka.core">CapabilitiesHandler</A></CODE><DT><B>Overrides:</B><DD><CODE><A HREF="../../../../weka/filters/Filter.html#getCapabilities()">getCapabilities</A></CODE> in class <CODE><A HREF="../../../../weka/filters/Filter.html" title="class in weka.filters">Filter</A></CODE></DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>the capabilities of this object<DT><B>See Also:</B><DD><A HREF="../../../../weka/core/Capabilities.html" title="class in weka.core"><CODE>Capabilities</CODE></A></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>Runs the filter with the given parameters. Use -h to list options.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>args</CODE> - the commandline options</DL>
</DD>
</DL>
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