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Posted to commits@commons.apache.org by lu...@apache.org on 2008/02/10 17:44:52 UTC
svn commit: r620293 -
/commons/proper/math/trunk/src/site/xdoc/userguide/stat.xml
Author: luc
Date: Sun Feb 10 08:44:50 2008
New Revision: 620293
URL: http://svn.apache.org/viewvc?rev=620293&view=rev
Log:
added a line about multivariate summary statistics.
Modified:
commons/proper/math/trunk/src/site/xdoc/userguide/stat.xml
Modified: commons/proper/math/trunk/src/site/xdoc/userguide/stat.xml
URL: http://svn.apache.org/viewvc/commons/proper/math/trunk/src/site/xdoc/userguide/stat.xml?rev=620293&r1=620292&r2=620293&view=diff
==============================================================================
--- commons/proper/math/trunk/src/site/xdoc/userguide/stat.xml (original)
+++ commons/proper/math/trunk/src/site/xdoc/userguide/stat.xml Sun Feb 10 08:44:50 2008
@@ -97,10 +97,15 @@
"window" consisting of the most recently added values.
</p>
<p>
- <code>SummaryStatisics</code> does not store the input data values
+ <code>SummaryStatistics</code> does not store the input data values
in memory, so the statistics included in this aggregate are limited to those
that can be computed in one pass through the data without access to
the full array of values.
+ </p>
+ <p>
+ <code>MultivariateSummaryStatistics</code> is similar to <code>SummaryStatistics</code>
+ but handles n-tuple values instead of scalar values. It can also compute the
+ full covariance matrix for the input data.
</p>
<p>
<table>