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annotate toolboxes/distance_learning/mlr/feasible/feasibleFull.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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wolffd@0 1 function W = feasibleFull(W)
wolffd@0 2 %
wolffd@0 3 % W = feasibleFull(W)
wolffd@0 4 %
wolffd@0 5 % Projects a single d*d matrix onto the PSD cone
wolffd@0 6 %
wolffd@0 7
wolffd@0 8 global FEASIBLE_COUNT;
wolffd@0 9 FEASIBLE_COUNT = FEASIBLE_COUNT + 1;
wolffd@0 10
wolffd@0 11 [v,d] = eig(0.5 * (W + W'));
wolffd@0 12 W = v * bsxfun(@times, max(real(diag(d)),0), v');
wolffd@0 13 end
wolffd@0 14