Mercurial > hg > camir-aes2014
comparison toolboxes/FullBNT-1.0.7/bnt/inference/online/@hmm_2TBN_inf_engine/backT.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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children |
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-1:000000000000 | 0:e9a9cd732c1e |
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1 function b = backT(engine, f, t) | |
2 | |
3 b.t = t; | |
4 b.obslik = f.obslik; | |
5 Q = length(f.alpha); | |
6 b.beta = ones(Q,1); | |
7 b.gamma = f.alpha; | |
8 if t > 1 | |
9 bb_t = b.obslik; | |
10 b.xi = normalise((engine.transprob .* (f.past_alpha * bb_t'))); % T-1,T | |
11 end |