[Scipy-svn] r6246 - trunk/doc/release

scipy-svn@scip... scipy-svn@scip...
Mon Feb 22 03:07:04 CST 2010


Author: cdavid
Date: 2010-02-22 03:07:04 -0600 (Mon, 22 Feb 2010)
New Revision: 6246

Modified:
   trunk/doc/release/0.8.0-notes.rst
Log:
DOC: mention sparse SVD in release notes.

Modified: trunk/doc/release/0.8.0-notes.rst
===================================================================
--- trunk/doc/release/0.8.0-notes.rst	2010-02-22 09:02:18 UTC (rev 6245)
+++ trunk/doc/release/0.8.0-notes.rst	2010-02-22 09:07:04 UTC (rev 6246)
@@ -83,6 +83,13 @@
       the slided sum-products, which correspond to the usual definition of
       correlation
 
+ARPACK-based sparse SVD
+-----------------------
+
+A naive implementation of SVD for sparse matrices is available in
+scipy.sparse.linalg.eigen.arpack. It is based on using an symmetric solver on
+<A, A>, and as such may not be very precise.
+
 Removed features
 ================
 



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