diff options
Diffstat (limited to 'sourcecodes/bnt-master/BNT/inference/static/@gaussian_inf_engine/marginal_nodes.m')
| -rw-r--r-- | sourcecodes/bnt-master/BNT/inference/static/@gaussian_inf_engine/marginal_nodes.m | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/sourcecodes/bnt-master/BNT/inference/static/@gaussian_inf_engine/marginal_nodes.m b/sourcecodes/bnt-master/BNT/inference/static/@gaussian_inf_engine/marginal_nodes.m new file mode 100644 index 00000000..f3142cd5 --- /dev/null +++ b/sourcecodes/bnt-master/BNT/inference/static/@gaussian_inf_engine/marginal_nodes.m @@ -0,0 +1,15 @@ +function marginal = marginal_nodes(engine, query) +% MARGINAL_NODES Compute the marginal on the specified query nodes (gaussian) +% marginal = marginal_nodes(engine, query) + +% Compute sum_{Hsum} Pr(Hkeep, Hsum | o) +H = engine.hnodes; +bnet = bnet_from_engine(engine); +ns = bnet.node_sizes; +Hkeep = myintersect(H, query); +Hsum = mysetdiff(H, Hkeep); + +[marginal.mu, marginal.Sigma] = marginalize_gaussian(engine.Hmu, engine.HSigma, Hkeep, Hsum, ns); +marginal.domain = query; +marginal.T = 1; + |