Mercurial > hg > camir-aes2014
view toolboxes/FullBNT-1.0.7/bnt/inference/static/@pearl_inf_engine/private/prod_lambda_msgs.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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function lam = prod_lambda_msgs(n, cs, msg, msg_type, except) if nargin < 5, except = -1; end lam = msg{n}.lambda_from_self; switch msg_type case 'd', for i=1:length(cs) c = cs(i); if c ~= except lam = lam .* msg{n}.lambda_from_child{i}; end end case 'g', if isinf(lam.precision) % isfield(lam, 'observed_val') return; % pass on the observed msg end for i=1:length(cs) c = cs(i); if c ~= except m = msg{n}.lambda_from_child{i}; lam.precision = lam.precision + m.precision; lam.info_state = lam.info_state + m.info_state; end end end