% Generate samples from the HHMM with the true params.seed = 1;rand('state', seed);randn('state', seed);discrete_obs = 0;bnet = mk_square_hhmm(discrete_obs, 1);Q1 = 1; Q2 = 2; Q3 = 3; F3 = 4; F2 = 5; Onode = 6;Qnodes = [Q1 Q2 Q3]; Fnodes = [F2 F3];for seqi=1:1  evidence = sample_dbn(bnet, 'stop_test', 'is_F2_true_D3');        clf  plot_square_hhmm(evidence);  %pretty_print_hhmm_parse(evidence, Qnodes, Fnodes, Onode, []);  fprintf('sequence %d has length %d; press key to continue\n', seqi, size(evidence,2))  pauseend