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diff 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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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/toolboxes/FullBNT-1.0.7/bnt/inference/static/@belprop_inf_engine/marginal_nodes.m	Tue Feb 10 15:05:51 2015 +0000
@@ -0,0 +1,14 @@
+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);
+