diff toolboxes/FullBNT-1.0.7/bnt/general/add_ev_to_dmarginal.m @ 0:cc4b1211e677 tip

initial commit to HG from
Changeset:
646 (e263d8a21543) added further path and more save "camirversion.m"

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/toolboxes/FullBNT-1.0.7/bnt/general/add_ev_to_dmarginal.m	Fri Aug 19 13:07:06 2016 +0200
@@ -0,0 +1,15 @@
+function fmarginal = add_ev_to_dmarginal(fmarginal, evidence, ns)
+% ADD_EV_TO_DMARGINAL 'pump up' observed nodes back to their original size.
+% fmarginal = add_ev_to_dmarginal(fmarginal, evidence, ns)
+%
+% We introduce 0s into the array in positions which are incompatible with the evidence.
+
+dom = fmarginal.domain;
+odom = dom(~isemptycell(evidence(dom)));
+vals = cat(1, evidence{odom});
+index = mk_multi_index(length(dom), find_equiv_posns(odom, dom), vals);
+T = 0*myones(ns(dom));
+ens = ns(:)';
+ens(odom) = 1;
+T(index{:}) = myreshape(fmarginal.T, ens(dom));
+fmarginal.T = T;