diff options
Diffstat (limited to 'sourcecodes/bnt-master/BNT/CPDs/@gmux_CPD/sample_node.m')
| -rw-r--r-- | sourcecodes/bnt-master/BNT/CPDs/@gmux_CPD/sample_node.m | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/sourcecodes/bnt-master/BNT/CPDs/@gmux_CPD/sample_node.m b/sourcecodes/bnt-master/BNT/CPDs/@gmux_CPD/sample_node.m new file mode 100644 index 00000000..53842a5d --- /dev/null +++ b/sourcecodes/bnt-master/BNT/CPDs/@gmux_CPD/sample_node.m @@ -0,0 +1,10 @@ +function y = sample_node(CPD, pev) +% SAMPLE_NODE Draw a random sample from P(Xi | x(pi_i), theta_i) (gmux) +% y = sample_node(CPD, parent_evidence) +% +% parent_ev{i} is the value of the i'th parent + +dpval = pev{CPD.dps}; +x = pev{CPD.cps(dpval)}; +y = gsamp(CPD.mean(:,dpval) + CPD.weights(:,:,dpval)*x(:), CPD.cov(:,:,dpval), 1); +y = y(:); |
