How do we ensure coherent inference?
Theorem: Between successive CommunicateBeliefs, answers to queries from any agent X is identical to what would be obtained in an equivalent homogeneous BN where only evidence in the bottom are entered.
CommunicateBelief
CommunicateBelief
Evidence to A
Evidence to W
Evidence to X
Evidence to Z
Evidence to Y
...
t
t
Evidence to A
...
Evidence to W
Evidence to X
Evidence to Y
Evidence to Z
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