comparison toolboxes/FullBNT-1.0.7/bnt/examples/dynamic/orig_water1.m @ 0:e9a9cd732c1e tip

first hg version after svn
author wolffd
date Tue, 10 Feb 2015 15:05:51 +0000
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-1:000000000000 0:e9a9cd732c1e
1 % Compare the speeds of various inference engines on the water DBN
2 seed = 0;
3 rand('state', seed);
4 randn('state', seed);
5
6 %bnet = mk_water_dbn;
7 bnet = mk_orig_water_dbn;
8
9 T = 3;
10 engine = {};
11 %engine{end+1} = smoother_engine(jtree_2TBN_inf_engine(bnet));
12 %engine{end+1} = smoother_engine(hmm_2TBN_inf_engine(bnet));
13 %engine{end+1} = jtree_dbn_inf_engine(bnet);
14 engine{end+1} = jtree_unrolled_dbn_inf_engine(bnet, T);
15 engine{end+1} = cbk_inf_engine(bnet, 'clusters', {[1],[2],[3],[4],[5],[6],[7],[8]}); %ff
16 engine{end+1} = cbk_inf_engine(bnet, 'clusters', {[1 2],[3 4 5 6],[7 8]}); %manually designed marginally independent by BK
17 engine{end+1} = cbk_inf_engine(bnet, 'clusters', {[1:5], [3:7], [7:8]}); %manually designed conditionally independent by BK
18 engine{end+1} = cbk_inf_engine(bnet, 'clusters', {[1 3], [2 3 7], [3 5], [3 4 7], [6 7 8]}); %automatically found using TJTs offline
19 engine{end+1} = cbk_inf_engine(bnet, 'clusters', {[1 3 5], [2 3 5 7], [3 4 7], [4 6 7], [6 7 8]}); %automatically found using TJTs offline
20 engine{end+1} = cbk_inf_engine(bnet, 'clusters', {[1 3 4 5], [2 3 4 7 8], [4 6 7 8]}); %automatically found using TJTs offline
21
22 % bk_inf_engine yields exactly the same results for the marginally independent cases.
23 %engine{end+1} = bk_inf_engine(bnet, 'clusters', 'ff');
24 %engine{end+1} = bk_inf_engine(bnet, 'clusters', { [1 2], [3 4 5 6], [7 8] });
25
26
27 inf_time = cmp_inference_dbn(bnet, engine, T, 'exact', 1)
28 learning_time = cmp_learning_dbn(bnet, engine, T, 'exact', 1)