% Compare the speeds of various inference engines on the water DBNseed = 0;rand('state', seed);randn('state', seed);bnet = mk_water_dbn;T = 3;engine = {};engine{end+1} = smoother_engine(jtree_2TBN_inf_engine(bnet));engine{end+1} = smoother_engine(hmm_2TBN_inf_engine(bnet));engine{end+1} = jtree_dbn_inf_engine(bnet);engine{end+1} = jtree_unrolled_dbn_inf_engine(bnet, T); %engine{end+1} = bk_inf_engine(bnet, 'ff', onodes);%engine{end+1} = bk_inf_engine(bnet, { [1 2], [3 4 5 6], [7 8] }, onodes);inf_time = cmp_inference_dbn(bnet, engine, T)learning_time = cmp_learning_dbn(bnet, engine, T)