Mercurial > hg > camir-aes2014
annotate toolboxes/FullBNT-1.0.7/HMM/dhmm_sample_endstate.m @ 0:e9a9cd732c1e tip
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 [obs, hidden] = dhmm_sample_endstate(startprob, transmat, obsmat, endprob, numex) |
| wolffd@0 | 2 % SAMPLE_DHMM Generate random sequences from an HMM with discrete outputs. |
| wolffd@0 | 3 % function [obs, hidden] = sample_dhmm_endstate(startprob, transmat, obsmat, endprob, numex) |
| wolffd@0 | 4 % |
| wolffd@0 | 5 % We sample until we have have entered the end state |
| wolffd@0 | 6 % obs{m} and hidden{m} are the m'th sequence |
| wolffd@0 | 7 |
| wolffd@0 | 8 hidden = cell(1,numex); |
| wolffd@0 | 9 obs = cell(1,numex); |
| wolffd@0 | 10 |
| wolffd@0 | 11 for m=1:numex |
| wolffd@0 | 12 hidden{m} = mc_sample_endstate(startprob, transmat, endprob); |
| wolffd@0 | 13 T = length(hidden{m}); |
| wolffd@0 | 14 obs{m} = zeros(1,T); |
| wolffd@0 | 15 for t=1:T |
| wolffd@0 | 16 h = hidden{m}(t); |
| wolffd@0 | 17 obs{m}(t) = sample_discrete(obsmat(h,:)); |
| wolffd@0 | 18 end |
| wolffd@0 | 19 end |