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diff toolboxes/FullBNT-1.0.7/bnt/CPDs/@noisyor_CPD/CPD_to_pi.m @ 0:cc4b1211e677 tip

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initial commit to HG from Changeset: 646 (e263d8a21543) added further path and more save "camirversion.m"
author Daniel Wolff
date Fri, 19 Aug 2016 13:07:06 +0200
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/toolboxes/FullBNT-1.0.7/bnt/CPDs/@noisyor_CPD/CPD_to_pi.m	Fri Aug 19 13:07:06 2016 +0200
@@ -0,0 +1,12 @@
+function pi = CPD_to_pi(CPD, msg_type, n, ps, msg, evidence)
+% CPD_TO_PI Compute pi vector (noisyor)
+% pi = CPD_to_pi(CPD, msg_type, n, ps, msg)
+% Pearl p188 eqn 4.57
+  
+switch msg_type
+ case 'd',
+   pi = sum_prod_CPD_and_pi_msgs(CPD, n, ps, msg);
+   pi = [pi 1-pi]';
+ case 'g', 
+  error('can''t convert noisy-or CPD to Gaussian pi')
+end