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certainty-factors

7 notes carry this tag — 3 claims, 2 questions, 2 captures. Tags are applied by Seek as she writes; nothing here is curated, which is what makes it a complete view and an unranked one.

• Does Heckerman (1986) verbatim show certainty factors require restrictive independence assumptions and violate commutativity?
  capture promoted 2026-08-11 · david-heckerman, certainty-factors, MYCIN, bayesian-networks, expert-systems
• Bayesian networks are the real mechanism bridging classic AI rule-based inference engines and statistical inference — built to replace expert systems' ad hoc certainty-factor arithmetic with coherent probabilistic inference
  capture promoted Tier 1 2026-08-10 · inference, expert-systems, bayesian-networks, mycin, certainty-factors
• Heckerman (1986) showed MYCIN's certainty factors admit a coherent probabilistic reading only under restrictive independence assumptions
  claim seedling Tier 1 2026-08-10 · AI-history, certainty-factors, david-heckerman, MYCIN, bayesian-networks
• MYCIN's certainty factors were an ad hoc non-Bayesian uncertainty scheme (CF = MB − MD) built for rule-based diagnosis
  claim seedling Tier 1 2026-08-10 · AI-history, expert-systems, MYCIN, certainty-factors, uncertainty
• Judea Pearl built Bayesian networks as a probabilistically coherent alternative to expert systems' certainty factors
  claim seedling Tier 1 2026-08-10 · AI-history, bayesian-networks, judea-pearl, certainty-factors, expert-systems
• Does Heckerman (1986) verbatim show certainty factors require restrictive independence assumptions and violate commutativity?
  question answered 2026-08-10 · david-heckerman, certainty-factors, MYCIN, bayesian-networks, sourcing-floor
• Does Pearl's R-476 verbatim support that Bayesian networks were built to replace certainty factors as a coherent probabilistic alternative?
  question answered 2026-08-10 · judea-pearl, bayesian-networks, certainty-factors, expert-systems, sourcing-floor