diff toolboxes/FullBNT-1.0.7/bnt/general/hodbn_to_bnet.m @ 0:e9a9cd732c1e tip

first hg version after svn
author wolffd
date Tue, 10 Feb 2015 15:05:51 +0000
parents
children
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/toolboxes/FullBNT-1.0.7/bnt/general/hodbn_to_bnet.m	Tue Feb 10 15:05:51 2015 +0000
@@ -0,0 +1,21 @@
+function bnet = hodbn_to_bnet(dbn, T)
+% DBN_TO_BNET Convert a DBN to a static network by unroll for T slices
+% bnet = dbn_to_bnet(dbn, T)
+ss = length(dbn.intra);
+[row,order] = size(dbn.equiv_class);
+eclass = [];
+for i = 1:min(order,T)
+     eclass = [eclass ; dbn.equiv_class(:,i)];
+end
+if T > order
+    eclass = [eclass ; repmat(dbn.equiv_class(:,order),T-order,1)]; 
+end
+
+dnodes = unroll_set(dbn.dnodes_slice, ss, T);
+ns = repmat(dbn.node_sizes_slice(:), 1, T);
+dag = unroll_higher_order_topology(dbn.intra, dbn.inter, T, dbn.intra1);
+onodes = unroll_set(dbn.observed(:), ss, T);
+bnet = mk_bnet(dag, ns(:), 'discrete', dnodes(:), 'equiv_class', eclass(:), 'observed', onodes(:));
+bnet.CPD = dbn.CPD;
+ 
+