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annotate toolboxes/FullBNT-1.0.7/bnt/examples/dynamic/HHMM/Map/sample_from_map.m @ 0:cc4b1211e677 tip
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646 (e263d8a21543) added further path and more save "camirversion.m"
| author | Daniel Wolff |
|---|---|
| date | Fri, 19 Aug 2016 13:07:06 +0200 |
| parents | |
| children |
| rev | line source |
|---|---|
| Daniel@0 | 1 if 0 |
| Daniel@0 | 2 % Generate some sample paths |
| Daniel@0 | 3 |
| Daniel@0 | 4 bnet = mk_map_hhmm('p', 1); |
| Daniel@0 | 5 % assign numbers to the nodes in topological order |
| Daniel@0 | 6 U = 1; A = 2; C = 3; F = 4; O = 5; |
| Daniel@0 | 7 |
| Daniel@0 | 8 |
| Daniel@0 | 9 seed = 0; |
| Daniel@0 | 10 rand('state', seed); |
| Daniel@0 | 11 randn('state', seed); |
| Daniel@0 | 12 |
| Daniel@0 | 13 % control policy = sweep right then left |
| Daniel@0 | 14 T = 10; |
| Daniel@0 | 15 ss = 5; |
| Daniel@0 | 16 ev = cell(ss, T); |
| Daniel@0 | 17 ev(U,:) = num2cell([R*ones(1,5) L*ones(1,5)]); |
| Daniel@0 | 18 |
| Daniel@0 | 19 % fix initial conditions to be in left most state |
| Daniel@0 | 20 ev{A,1} = 1; |
| Daniel@0 | 21 ev{C,1} = 1; |
| Daniel@0 | 22 evidence = sample_dbn(bnet, 'length', T, 'evidence', ev) |
| Daniel@0 | 23 |
| Daniel@0 | 24 |
| Daniel@0 | 25 % Now do same but with noisy actuators |
| Daniel@0 | 26 |
| Daniel@0 | 27 bnet = mk_map_hhmm('p', 0.8); |
| Daniel@0 | 28 evidence = sample_dbn(bnet, 'length', T, 'evidence', ev) |
| Daniel@0 | 29 |
| Daniel@0 | 30 end |
| Daniel@0 | 31 |
| Daniel@0 | 32 % Now do same but with 4 observations per slice |
| Daniel@0 | 33 |
| Daniel@0 | 34 bnet = mk_map_hhmm('p', 0.8, 'obs_model', 'four'); |
| Daniel@0 | 35 ss = bnet.nnodes_per_slice; |
| Daniel@0 | 36 |
| Daniel@0 | 37 ev = cell(ss, T); |
| Daniel@0 | 38 ev(U,:) = num2cell([R*ones(1,5) L*ones(1,5)]); |
| Daniel@0 | 39 ev{A,1} = 1; |
| Daniel@0 | 40 ev{C,1} = 1; |
| Daniel@0 | 41 evidence = sample_dbn(bnet, 'length', T, 'evidence', ev) |