view 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
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function [obs, hidden] = dhmm_sample_endstate(startprob, transmat, obsmat, endprob, numex)
% SAMPLE_DHMM Generate random sequences from an HMM with discrete outputs.
% function [obs, hidden] = sample_dhmm_endstate(startprob, transmat, obsmat, endprob, numex)
%
% We sample until we have have entered the end state
% obs{m} and hidden{m} are the m'th sequence

hidden = cell(1,numex);
obs = cell(1,numex);

for m=1:numex
  hidden{m} = mc_sample_endstate(startprob, transmat, endprob);
  T = length(hidden{m});
  obs{m} = zeros(1,T);
  for t=1:T
    h = hidden{m}(t);
    obs{m}(t) = sample_discrete(obsmat(h,:));
  end
end