comparison toolboxes/FullBNT-1.0.7/bnt/CPDs/@softmax_CPD/sample_node.m @ 0:e9a9cd732c1e tip

first hg version after svn
author wolffd
date Tue, 10 Feb 2015 15:05:51 +0000
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-1:000000000000 0:e9a9cd732c1e
1 function y = sample_node(CPD, pvals)
2 % SAMPLE_NODE Draw a random sample from P(Xi | x(pi_i), theta_i) (discrete)
3 % y = sample_node(CPD, parent_evidence)
4 %
5 % parent_evidence{i} is the value of the i'th parent
6
7 n = length(pvals)+1;
8 dom = 1:n;
9 %evidence = cell(1,n);
10 %evidence(1:n-1) = pvals(:)';
11 evidence = pvals;
12 evidence{end+1} = [];
13 T = convert_to_table(CPD, dom, evidence);
14 y = sample_discrete(T);