Mercurial > hg > camir-aes2014
view toolboxes/FullBNT-1.0.7/bnt/inference/online/@jtree_sparse_2TBN_inf_engine/marginal_nodes.m @ 0:e9a9cd732c1e tip
first hg version after svn
author | wolffd |
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date | Tue, 10 Feb 2015 15:05:51 +0000 |
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function marginal = marginal_nodes(engine, b, nodes, t, add_ev, is_fam) % function marginal = marginal_nodes(engine, b, nodes, t, add_ev, is_fam) (jtree_2TBN) if nargin < 6, is_fam = 0; end ss = engine.slice_size; if ~is_fam & (t > 1) & all(nodes<=ss) nodes = nodes + ss; end if t==1 c = clq_containing_nodes(engine.jtree_engine1, nodes, is_fam); else c = clq_containing_nodes(engine.jtree_engine, nodes, is_fam); end if c == -1 error(['no clique contains ' nodes]) end bigpot = b.clpot{c}; pot = marginalize_pot(bigpot, nodes, engine.maximize); marginal = pot_to_marginal(pot); % we convert the domain to the unrolled numbering system % so that add_ev_to_dmarginal (maybe called in update_ess) extracts the right evidence. if t > 1 marginal.domain = nodes+(t-2)*engine.slice_size; end assert(~add_ev);