Mercurial > hg > camir-aes2014
diff toolboxes/FullBNT-1.0.7/bnt/CPDs/@softmax_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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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/toolboxes/FullBNT-1.0.7/bnt/CPDs/@softmax_CPD/sample_node.m Tue Feb 10 15:05:51 2015 +0000 @@ -0,0 +1,14 @@ +function y = sample_node(CPD, pvals) +% SAMPLE_NODE Draw a random sample from P(Xi | x(pi_i), theta_i) (discrete) +% y = sample_node(CPD, parent_evidence) +% +% parent_evidence{i} is the value of the i'th parent + +n = length(pvals)+1; +dom = 1:n; +%evidence = cell(1,n); +%evidence(1:n-1) = pvals(:)'; +evidence = pvals; +evidence{end+1} = []; +T = convert_to_table(CPD, dom, evidence); +y = sample_discrete(T);