annotate toolboxes/FullBNT-1.0.7/bnt/CPDs/@discrete_CPD/convert_obs_CPD_to_table.m @ 0:e9a9cd732c1e
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first hg version after svn
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wolffd |
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Tue, 10 Feb 2015 15:05:51 +0000 |
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1 function T = convert_to_table(CPD, domain, evidence)
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2 % CONVERT_TO_TABLE Convert a discrete CPD to a table
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3 % T = convert_to_table(CPD, domain, evidence)
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4 %
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5 % We convert the CPD to a CPT, and then lookup the evidence on the discrete parents.
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6 % The resulting table can easily be converted to a potential.
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7
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8 CPT = CPD_to_CPT(CPD);
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9 odom = domain(~isemptycell(evidence(domain)));
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10 vals = cat(1, evidence{odom});
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11 map = find_equiv_posns(odom, domain);
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12 index = mk_multi_index(length(domain), map, vals);
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13 T = CPT(index{:});
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