Mercurial > hg > camir-aes2014
comparison toolboxes/FullBNT-1.0.7/bnt/CPDs/@gmux_CPD/sample_node.m @ 0:e9a9cd732c1e tip
first hg version after svn
author | wolffd |
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date | Tue, 10 Feb 2015 15:05:51 +0000 |
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-1:000000000000 | 0:e9a9cd732c1e |
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1 function y = sample_node(CPD, pev) | |
2 % SAMPLE_NODE Draw a random sample from P(Xi | x(pi_i), theta_i) (gmux) | |
3 % y = sample_node(CPD, parent_evidence) | |
4 % | |
5 % parent_ev{i} is the value of the i'th parent | |
6 | |
7 dpval = pev{CPD.dps}; | |
8 x = pev{CPD.cps(dpval)}; | |
9 y = gsamp(CPD.mean(:,dpval) + CPD.weights(:,:,dpval)*x(:), CPD.cov(:,:,dpval), 1); | |
10 y = y(:); |