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Artificial Intelligence  /  AI 0306  ·  Atom · ~20 seconds

Always a Posterior

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A probabilistic reasoner always has a posterior — sometimes a humble one — where the rule system had only silence past its edge.

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A plant with unfamiliar symptoms gets a hedged belief, not bare nothing — and a humble posterior is itself information.

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Hedged is not vague: 0.5 is a precise statement of balance, updatable the moment evidence arrives.

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