Mercurial > hg > camir-aes2014

diff toolboxes/distance_learning/mlr/regularize/regularizeTraceDiag.m @ 0:e9a9cd732c1e tip

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first hg version after svn
author wolffd
date Tue, 10 Feb 2015 15:05:51 +0000
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/toolboxes/distance_learning/mlr/regularize/regularizeTraceDiag.m	Tue Feb 10 15:05:51 2015 +0000
@@ -0,0 +1,13 @@
+function r = regularizeTraceDiag(W, X, gradient)
+%
+% r = regularizeTraceDiag(W, X, gradient)
+%
+%
+    d = length(W);
+
+    if gradient
+        r = ones(d,1) / d;
+    else
+        r = sum(W) / d;
+    end
+end