Mercurial > hg > camir-aes2014
annotate toolboxes/FullBNT-1.0.7/bnt/inference/static/@gaussian_inf_engine/marginal_nodes.m @ 0:e9a9cd732c1e tip
first hg version after svn
| author | wolffd |
|---|---|
| date | Tue, 10 Feb 2015 15:05:51 +0000 |
| parents | |
| children |
| rev | line source |
|---|---|
| wolffd@0 | 1 function marginal = marginal_nodes(engine, query) |
| wolffd@0 | 2 % MARGINAL_NODES Compute the marginal on the specified query nodes (gaussian) |
| wolffd@0 | 3 % marginal = marginal_nodes(engine, query) |
| wolffd@0 | 4 |
| wolffd@0 | 5 % Compute sum_{Hsum} Pr(Hkeep, Hsum | o) |
| wolffd@0 | 6 H = engine.hnodes; |
| wolffd@0 | 7 bnet = bnet_from_engine(engine); |
| wolffd@0 | 8 ns = bnet.node_sizes; |
| wolffd@0 | 9 Hkeep = myintersect(H, query); |
| wolffd@0 | 10 Hsum = mysetdiff(H, Hkeep); |
| wolffd@0 | 11 |
| wolffd@0 | 12 [marginal.mu, marginal.Sigma] = marginalize_gaussian(engine.Hmu, engine.HSigma, Hkeep, Hsum, ns); |
| wolffd@0 | 13 marginal.domain = query; |
| wolffd@0 | 14 marginal.T = 1; |
| wolffd@0 | 15 |