diff toolboxes/FullBNT-1.0.7/bnt/inference/static/@jtree_limid_inf_engine/marginal_nodes.m @ 0:e9a9cd732c1e tip

first hg version after svn

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/toolboxes/FullBNT-1.0.7/bnt/inference/static/@jtree_limid_inf_engine/marginal_nodes.m	Tue Feb 10 15:05:51 2015 +0000
@@ -0,0 +1,17 @@
+function [m, pot] = marginal_nodes(engine, query)
+% MARGINAL_NODES Compute the marginal on the specified nodes (jtree_limid)
+% [m, pot] = marginal_nodes(engine, query)
+%
+% query should be a subset of a family of a decision node
+
+if isempty(query)
+  bnet = bnet_from_engine(engine);
+  d = bnet.decision_nodes(1); % pick an arbitrary decision node
+  [dummy, big_pot] = marginal_family(engine, d); 
+else
+  [dummy, big_pot] = marginal_family(engine, query);
+end
+pot = marginalize_pot(big_pot, query);
+m = pot_to_marginal(pot);
+
+