view 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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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);