annotate toolboxes/FullBNT-1.0.7/bnt/general/shrink_obs_dims_in_gaussian.m @ 0:cc4b1211e677 tip

initial commit to HG from Changeset: 646 (e263d8a21543) added further path and more save "camirversion.m"
author Daniel Wolff
date Fri, 19 Aug 2016 13:07:06 +0200
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Daniel@0 1 function marg2 = shrink_obs_dims_in_gaussian(marg1, dom, evidence, ns)
Daniel@0 2 % SHRINK_OBS_DIMS_IN_GAUSSIAN Remove observed dimensions from mu/Sigma
Daniel@0 3 % function marg2 = shrink_obs_dims_in_gaussian(marg1, dom, evidence, ns)
Daniel@0 4
Daniel@0 5 % This is used by loopy
Daniel@0 6
Daniel@0 7 hdom = dom(isemptycell(evidence(dom)));
Daniel@0 8 ndx = find_equiv_posns(hdom, dom);
Daniel@0 9 b = block(ndx, ns(dom));
Daniel@0 10 marg2.mu = marg1.mu(b);
Daniel@0 11 marg2.Sigma = marg1.Sigma(b,b);
Daniel@0 12 marg2.domain = marg1.domain;