camir-aes2014: toolboxes/FullBNT-1.0.7/bnt/potentials/@cgpot/pot_to

first hg version after svn

rev	line source
wolffd@0	1 function m = pot_to_marginal(pot)
wolffd@0	2 % POT_TO_MARGINAL Convert a cgpot to a marginal structure.
wolffd@0	3 % m = pot_to_marginal(pot)
wolffd@0	4
wolffd@0	5 pot = cg_can_to_mom(pot);
wolffd@0	6 m.domain = pot.domain;
wolffd@0	7 n = pot.csize;
wolffd@0	8 d = length(pot.mom);
wolffd@0	9 if n==0
wolffd@0	10 m.mu = [];
wolffd@0	11 m.Sigma = [];
wolffd@0	12 else
wolffd@0	13 m.mu = zeros(n, d);
wolffd@0	14 m.Sigma = zeros(n, n, d);
wolffd@0	15 end
wolffd@0	16 m.T = 0*myones(pot.dsizes);
wolffd@0	17 for i=1:pot.dsize
wolffd@0	18 s = struct(pot.mom{i}); % violate privacy of object
wolffd@0	19 if n > 0
wolffd@0	20 m.mu(:,i) = s.mu;
wolffd@0	21 m.Sigma(:,:,i) = s.Sigma;
wolffd@0	22 end
wolffd@0	23 m.T(i) = exp(s.logp);
wolffd@0	24 end
wolffd@0	25 if isvectorBNT(m.T)
wolffd@0	26 m.T = m.T(:)';
wolffd@0	27 end

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