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annotate toolboxes/FullBNT-1.0.7/graph/moralize.m @ 0:e9a9cd732c1e tip

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first hg version after svn
author wolffd
date Tue, 10 Feb 2015 15:05:51 +0000
parents
children
rev   line source
wolffd@0 1 function [M, moral_edges] = moralize(G)
wolffd@0 2 % MORALIZE Ensure that for every child, all its parents are married, and drop directionality of edges.
wolffd@0 3 % [M, moral_edges] = moralize(G)
wolffd@0 4
wolffd@0 5 M = G;
wolffd@0 6 n = length(M);
wolffd@0 7 for i=1:n
wolffd@0 8 fam = family(G,i);
wolffd@0 9 M(fam,fam)=1;
wolffd@0 10 end
wolffd@0 11 M = setdiag(M,0);
wolffd@0 12 moral_edges = sparse(triu(max(0,M-G),1));