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view toolboxes/FullBNT-1.0.7/bnt/inference/static/@belprop_inf_engine/marginal_nodes.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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function [marginal, pot] = marginal_nodes(engine, query)
% MARGINAL_NODES Compute the marginal on the specified query nodes (belprop)
% [marginal, pot] = marginal_nodes(engine, query)
%
% query must be a subset of a family

if isempty(query)
  big_pot = engine.marginal_domains{1}; % pick an arbitrary domain
else
  big_pot = engine.marginal_domains{query(end)};   
end
pot = marginalize_pot(big_pot, query);
marginal = pot_to_marginal(pot);