Mercurial > hg > camir-aes2014

annotate toolboxes/FullBNT-1.0.7/bnt/inference/static/@pearl_inf_engine/private/prod_lambda_msgs.m @ 0:e9a9cd732c1e tip

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
first hg version after svn
author wolffd
date Tue, 10 Feb 2015 15:05:51 +0000
parents
children
rev   line source
wolffd@0 1 function lam = prod_lambda_msgs(n, cs, msg, msg_type, except)
wolffd@0 2
wolffd@0 3 if nargin < 5, except = -1; end
wolffd@0 4
wolffd@0 5 lam = msg{n}.lambda_from_self;
wolffd@0 6 switch msg_type
wolffd@0 7 case 'd',
wolffd@0 8 for i=1:length(cs)
wolffd@0 9 c = cs(i);
wolffd@0 10 if c ~= except
wolffd@0 11 lam = lam .* msg{n}.lambda_from_child{i};
wolffd@0 12 end
wolffd@0 13 end
wolffd@0 14 case 'g',
wolffd@0 15 if isinf(lam.precision) % isfield(lam, 'observed_val')
wolffd@0 16 return; % pass on the observed msg
wolffd@0 17 end
wolffd@0 18 for i=1:length(cs)
wolffd@0 19 c = cs(i);
wolffd@0 20 if c ~= except
wolffd@0 21 m = msg{n}.lambda_from_child{i};
wolffd@0 22 lam.precision = lam.precision + m.precision;
wolffd@0 23 lam.info_state = lam.info_state + m.info_state;
wolffd@0 24 end
wolffd@0 25 end
wolffd@0 26 end
wolffd@0 27
wolffd@0 28
wolffd@0 29