Mercurial > hg > camir-aes2014
annotate toolboxes/FullBNT-1.0.7/bnt/potentials/@dpot/normalize_pot.m @ 0:e9a9cd732c1e tip
first hg version after svn
author | wolffd |
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date | Tue, 10 Feb 2015 15:05:51 +0000 |
parents | |
children |
rev | line source |
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wolffd@0 | 1 function [pot, loglik] = normalize_pot(pot) |
wolffd@0 | 2 % NORMALIZE_POT Convert the discrete potential Pr(X,E) into Pr(X|E) and return log Pr(E). |
wolffd@0 | 3 % [pot, loglik] = normalize_pot(pot) |
wolffd@0 | 4 |
wolffd@0 | 5 if isempty(pot.T) %add to process sparse |
wolffd@0 | 6 loglik = 0; |
wolffd@0 | 7 return; |
wolffd@0 | 8 end |
wolffd@0 | 9 [pot.T, lik] = normalise(pot.T); |
wolffd@0 | 10 loglik = log(lik + (lik==0)*eps); |
wolffd@0 | 11 |
wolffd@0 | 12 |