Mercurial > hg > camir-ismir2012

diff toolboxes/distance_learning/mlr/cuttingPlane/cpGradientDiagMKL.m @ 0:cc4b1211e677 tip

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initial commit to HG from Changeset: 646 (e263d8a21543) added further path and more save "camirversion.m"
author Daniel Wolff
date Fri, 19 Aug 2016 13:07:06 +0200
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/toolboxes/distance_learning/mlr/cuttingPlane/cpGradientDiagMKL.m	Fri Aug 19 13:07:06 2016 +0200
@@ -0,0 +1,11 @@
+function dPsi = cpGradientDiagMKL(X, S)
+
+    [d,n,m] = size(X);
+
+    dPsi    = zeros(d,m);
+
+    for i = 1:m
+        dPsi(:,i)    = diag(X(:,:,i) * S * X(:,:,i)');
+    end
+
+end