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annotate toolboxes/FullBNT-1.0.7/bnt/CPDs/@discrete_CPD/CPD_to_scgpot.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 pot = CPD_to_scgpot(CPD, domain, ns, cnodes, evidence)
wolffd@0 2 % CPD_TO_SCGPOT Convert a CPD to a CG potential, incorporating any evidence (discrete)
wolffd@0 3 % pot = CPD_to_scgpot(CPD, domain, ns, cnodes, evidence)
wolffd@0 4 %
wolffd@0 5 % domain is the domain of CPD.
wolffd@0 6 % node_sizes(i) is the size of node i.
wolffd@0 7 % cnodes
wolffd@0 8 % evidence{i} is the evidence on the i'th node.
wolffd@0 9
wolffd@0 10 %odom = domain(~isemptycell(evidence(domain)));
wolffd@0 11
wolffd@0 12 %vals = cat(1, evidence{odom});
wolffd@0 13 %map = find_equiv_posns(odom, domain);
wolffd@0 14 %index = mk_multi_index(length(domain), map, vals);
wolffd@0 15 CPT = CPD_to_CPT(CPD);
wolffd@0 16 %CPT = CPT(index{:});
wolffd@0 17 CPT = CPT(:);
wolffd@0 18 %ns(odom) = 1;
wolffd@0 19 potarray = cell(1, length(CPT));
wolffd@0 20 for i=1:length(CPT)
wolffd@0 21 %p = CPT(i);
wolffd@0 22 potarray{i} = scgcpot(0, 0, CPT(i));
wolffd@0 23 %scpot{i} = scpot(0, 0);
wolffd@0 24 end
wolffd@0 25 pot = scgpot(domain, [], [], ns, potarray);