pairedttester.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

public boolean <B>displayResultset</B>(int&nbsp;index)</PRE>
<DL>
<DD>Checks whether the resultset with the given index shall be displayed.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../weka/experiment/Tester.html#displayResultset(int)">displayResultset</A></CODE> in interface <CODE><A HREF="../../weka/experiment/Tester.html" title="interface in weka.experiment">Tester</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>index</CODE> - the index of the resultset to check whether it shall be displayed
<DT><B>Returns:</B><DD>whether the specified resultset is displayed</DL>
</DD>
</DL>
<HR>

<A NAME="calculateStatistics(weka.core.Instance, int, int, int)"><!-- --></A><H3>
calculateStatistics</H3>
<PRE>
public <A HREF="../../weka/experiment/PairedStats.html" title="class in weka.experiment">PairedStats</A> <B>calculateStatistics</B>(<A HREF="../../weka/core/Instance.html" title="class in weka.core">Instance</A>&nbsp;datasetSpecifier,
                                       int&nbsp;resultset1Index,
                                       int&nbsp;resultset2Index,
                                       int&nbsp;comparisonColumn)
                                throws java.lang.Exception</PRE>
<DL>
<DD>Computes a paired t-test comparison for a specified dataset between
 two resultsets.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../weka/experiment/Tester.html#calculateStatistics(weka.core.Instance, int, int, int)">calculateStatistics</A></CODE> in interface <CODE><A HREF="../../weka/experiment/Tester.html" title="interface in weka.experiment">Tester</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>datasetSpecifier</CODE> - the dataset specifier<DD><CODE>resultset1Index</CODE> - the index of the first resultset<DD><CODE>resultset2Index</CODE> - the index of the second resultset<DD><CODE>comparisonColumn</CODE> - the column containing values to compare
<DT><B>Returns:</B><DD>the results of the paired comparison
<DT><B>Throws:</B>
<DD><CODE>java.lang.Exception</CODE> - if an error occurs</DL>
</DD>
</DL>
<HR>

<A NAME="resultsetKey()"><!-- --></A><H3>
resultsetKey</H3>
<PRE>
public java.lang.String <B>resultsetKey</B>()</PRE>
<DL>
<DD>Creates a key that maps resultset numbers to their descriptions.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../weka/experiment/Tester.html#resultsetKey()">resultsetKey</A></CODE> in interface <CODE><A HREF="../../weka/experiment/Tester.html" title="interface in weka.experiment">Tester</A></CODE></DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>a value of type 'String'</DL>
</DD>
</DL>
<HR>

<A NAME="header(int)"><!-- --></A><H3>
header</H3>
<PRE>
public java.lang.String <B>header</B>(int&nbsp;comparisonColumn)</PRE>
<DL>
<DD>Creates a "header" string describing the current resultsets.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../weka/experiment/Tester.html#header(int)">header</A></CODE> in interface <CODE><A HREF="../../weka/experiment/Tester.html" title="interface in weka.experiment">Tester</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>comparisonColumn</CODE> - a value of type 'int'
<DT><B>Returns:</B><DD>a value of type 'String'</DL>
</DD>
</DL>
<HR>

<A NAME="multiResultsetWins(int, int[][])"><!-- --></A><H3>
multiResultsetWins</H3>
<PRE>
public int[][] <B>multiResultsetWins</B>(int&nbsp;comparisonColumn,
                                  int[][]&nbsp;nonSigWin)
                           throws java.lang.Exception</PRE>
<DL>
<DD>Carries out a comparison between all resultsets, counting the number
 of datsets where one resultset outperforms the other.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../weka/experiment/Tester.html#multiResultsetWins(int, int[][])">multiResultsetWins</A></CODE> in interface <CODE><A HREF="../../weka/experiment/Tester.html" title="interface in weka.experiment">Tester</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>comparisonColumn</CODE> - the index of the comparison column<DD><CODE>nonSigWin</CODE> - for storing the non-significant wins
<DT><B>Returns:</B><DD>a 2d array where element [i][j] is the number of times resultset
 j performed significantly better than resultset i.
<DT><B>Throws:</B>
<DD><CODE>java.lang.Exception</CODE> - if an error occurs</DL>
</DD>
</DL>
<HR>

<A NAME="multiResultsetSummary(int)"><!-- --></A><H3>
multiResultsetSummary</H3>
<PRE>
public java.lang.String <B>multiResultsetSummary</B>(int&nbsp;comparisonColumn)
                                       throws java.lang.Exception</PRE>
<DL>
<DD>Carries out a comparison between all resultsets, counting the number
 of datsets where one resultset outperforms the other. The results
 are summarized in a table.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../weka/experiment/Tester.html#multiResultsetSummary(int)">multiResultsetSummary</A></CODE> in interface <CODE><A HREF="../../weka/experiment/Tester.html" title="interface in weka.experiment">Tester</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>comparisonColumn</CODE> - the index of the comparison column
<DT><B>Returns:</B><DD>the results in a string
<DT><B>Throws:</B>
<DD><CODE>java.lang.Exception</CODE> - if an error occurs</DL>
</DD>
</DL>
<HR>

<A NAME="multiResultsetRanking(int)"><!-- --></A><H3>
multiResultsetRanking</H3>
<PRE>
public java.lang.String <B>multiResultsetRanking</B>(int&nbsp;comparisonColumn)
                                       throws java.lang.Exception</PRE>
<DL>
<DD>returns a ranking of the resultsets
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../weka/experiment/Tester.html#multiResultsetRanking(int)">multiResultsetRanking</A></CODE> in interface <CODE><A HREF="../../weka/experiment/Tester.html" title="interface in weka.experiment">Tester</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>comparisonColumn</CODE> - the column to compare with
<DT><B>Returns:</B><DD>the ranking
<DT><B>Throws:</B>
<DD><CODE>java.lang.Exception</CODE> - if something goes wrong</DL>
</DD>
</DL>
<HR>

<A NAME="multiResultsetFull(int, int)"><!-- --></A><H3>
multiResultsetFull</H3>
<PRE>
public java.lang.String <B>multiResultsetFull</B>(int&nbsp;baseResultset,
                                           int&nbsp;comparisonColumn)
                                    throws java.lang.Exception</PRE>
<DL>
<DD>Creates a comparison table where a base resultset is compared to the
 other resultsets. Results are presented for every dataset.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../weka/experiment/Tester.html#multiResultsetFull(int, int)">multiResultsetFull</A></CODE> in interface <CODE><A HREF="../../weka/experiment/Tester.html" title="interface in weka.experiment">Tester</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>baseResultset</CODE> - the index of the base resultset<DD><CODE>comparisonColumn</CODE> - the index of the column to compare over
<DT><B>Returns:</B><DD>the comparison table string
<DT><B>Throws:</B>
<DD><CODE>java.lang.Exception</CODE> - if an error occurs</DL>
</DD>
</DL>
<HR>

<A NAME="listOptions()"><!-- --></A><H3>
listOptions</H3>
<PRE>
public java.util.Enumeration <B>listOptions</B>()</PRE>
<DL>
<DD>Lists options understood by this object.
<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 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> -D &lt;index,index2-index4,...&gt;
  Specify list of columns that specify a unique
  dataset.
  First and last are valid indexes. (default none)</pre>
 
 <pre> -R &lt;index&gt;
  Set the index of the column containing the run number</pre>
 
 <pre> -F &lt;index&gt;
  Set the index of the column containing the fold number</pre>
 
 <pre> -G &lt;index1,index2-index4,...&gt;
  Specify list of columns that specify a unique
  'result generator' (eg: classifier name and options).
  First and last are valid indexes. (default none)</pre>
 
 <pre> -S &lt;significance level&gt;
  Set the significance level for comparisons (default 0.05)</pre>
 
 <pre> -V
  Show standard deviations</pre>
 
 <pre> -L
  Produce table comparisons in Latex table format</pre>
 
 <pre> -csv
  Produce table comparisons in CSV table format</pre>
 
 <pre> -html
  Produce table comparisons in HTML table format</pre>
 
 <pre> -significance
  Produce table comparisons with only the significance values</pre>
 
 <pre> -gnuplot
  Produce table comparisons output suitable for GNUPlot</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> - an array containing options to set.
<DT><B>Throws:</B>
<DD><CODE>java.lang.Exception</CODE> - if invalid options are given</DL>
</DD>
</DL>
<HR>

<A NAME="getOptions()"><!-- --></A><H3>
getOptions</H3>
<PRE>
public java.lang.String[] <B>getOptions</B>()</PRE>
<DL>
<DD>Gets current settings of the PairedTTester.
<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 containing current options.</DL>
</DD>
</DL>
<HR>

<A NAME="getResultsetKeyColumns()"><!-- --></A><H3>
getResultsetKeyColumns</H3>
<PRE>
public <A HREF="../../weka/core/Range.html" title="class in weka.core">Range</A> <B>getResultsetKeyColumns</B>()</PRE>
<DL>
<DD>Get the value of ResultsetKeyColumns.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../weka/experiment/Tester.html#getResultsetKeyColumns()">getResultsetKeyColumns</A></CODE> in interface <CODE><A HREF="../../weka/experiment/Tester.html" title="interface in weka.experiment">Tester</A></CODE></DL>
</DD>
<DD><DL>

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

<A NAME="setResultsetKeyColumns(weka.core.Range)"><!-- --></A><H3>
setResultsetKeyColumns</H3>
<PRE>
public void <B>setResultsetKeyColumns</B>(<A HREF="../../weka/core/Range.html" title="class in weka.core">Range</A>&nbsp;newResultsetKeyColumns)</PRE>
<DL>
<DD>Set the value of ResultsetKeyColumns.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../weka/experiment/Tester.html#setResultsetKeyColumns(weka.core.Range)">setResultsetKeyColumns</A></CODE> in interface <CODE><A HREF="../../weka/experiment/Tester.html" title="interface in weka.experiment">Tester</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>newResultsetKeyColumns</CODE> - Value to assign to ResultsetKeyColumns.</DL>
</DD>
</DL>
<HR>

<A NAME="getDisplayedResultsets()"><!-- --></A><H3>
getDisplayedResultsets</H3>
<PRE>
public int[] <B>getDisplayedResultsets</B>()</PRE>
<DL>
<DD>Gets the indices of the the datasets that are displayed (if <code>null</code>
 then all are displayed). The base is always displayed.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../weka/experiment/Tester.html#getDisplayedResultsets()">getDisplayedResultsets</A></CODE> in interface <CODE><A HREF="../../weka/experiment/Tester.html" title="interface in weka.experiment">Tester</A></CODE></DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>the indices of the datasets to display</DL>
</DD>
</DL>
<HR>

<A NAME="setDisplayedResultsets(int[])"><!-- --></A><H3>
setDisplayedResultsets</H3>
<PRE>
public void <B>setDisplayedResultsets</B>(int[]&nbsp;cols)</PRE>
<DL>
<DD>Sets the indicies of the datasets to display (<code>null</code> means all).
 The base is always displayed.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../weka/experiment/Tester.html#setDisplayedResultsets(int[])">setDisplayedResultsets</A></CODE> in interface <CODE><A HREF="../../weka/experiment/Tester.html" title="interface in weka.experiment">Tester</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>cols</CODE> - the indices of the datasets to display</DL>
</DD>
</DL>
<HR>

<A NAME="getSignificanceLevel()"><!-- --></A><H3>
getSignificanceLevel</H3>
<PRE>
public double <B>getSignificanceLevel</B>()</PRE>
<DL>
<DD>Get the value of SignificanceLevel.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../weka/experiment/Tester.html#getSignificanceLevel()">getSignificanceLevel</A></CODE> in interface <CODE><A HREF="../../weka/experiment/Tester.html" title="interface in weka.experiment">Tester</A></CODE></DL>
</DD>
<DD><DL>