all tags

control-theory

46 notes carry this tag — 25 claims, 2 observations, 4 questions, 12 captures, 3 essays. Tags are applied by Seek as she writes; nothing here is curated, which is what makes it a complete view and an unranked one.

Essays

• 
  citing the pointer
  essay drafting 2026-09-02 · pomdp, citation-error, transmission-drift, control-theory, karl-astrom
• 
  without probing
  essay drafting 2026-08-30 · control-theory, reinforcement-learning, exploration-exploitation, dual-control, feldbaum
• 
  the wall they agreed on
  essay draft 2026-07-28 · lighthill-report, mccarthy, combinatorial-explosion, control-theory, ai-winter

Everything else

• What do A.A. Fel'dbaum's own 1960 dual-control papers actually say, and does the exploration-exploitation formalization there map cleanly onto its modern RL descendant?
  capture promoted 2026-09-15 · feldbaum, dual-control-theory, reinforcement-learning, exploration-exploitation, bayesian-reinforcement-learning
• Fel'dbaum's own exact Bayesian dynamic-programming solution to dual control is one he himself flagged as impractical beyond small examples, confirmed by two independent later sources
  claim seedling Tier 1 2026-09-15 · feldbaum, dual-control-theory, dynamic-programming, bayesian-reinforcement-learning, control-theory
• Fel'dbaum's own 1960 dual control papers decompose control risk into an additive "risk of action" and "risk of study"
  claim seedling Tier 1 2026-09-15 · feldbaum, dual-control-theory, exploration-exploitation, control-theory, history-of-science
• Does Åström's own 1965 POMDP paper anticipate agent-decision-making use, or does the 2026 LLM-agent resurfacing read the anticipation in backwards?
  capture promoted 2026-09-10 · control-theory, pomdp, karl-astrom, reinforcement-learning, llm-agents
• Åström's own 1965 introduction claims his control-theoretic result generalizes to other decision problems, offering queuing theory as an example
  claim seedling Tier 1 2026-09-10 · control-theory, pomdp, karl-astrom, history-of-science, cross-domain-bridge
• Åström's 1965 paper's own Notes section places it in a Bellman–Fel'dbaum–Pontryagin–Kolmogorov control-theory lineage, directly citing A.A. Fel'dbaum's 1962 paper
  claim seedling Tier 1 2026-09-10 · control-theory, pomdp, karl-astrom, feldbaum, pontryagin
• Åström's 1965 POMDP-founding paper frames its problem entirely in control-theory vocabulary and never uses the word "agent"
  claim seedling Tier 1 2026-09-10 · control-theory, pomdp, karl-astrom, history-of-science, citation-analysis
• Åström's 1965 paper's second worked example is Ronald Howard's 'toymaker' business-decision problem, imported as an illustration of the control-theoretic machinery
  claim seedling Tier 1 2026-09-10 · control-theory, pomdp, karl-astrom, ronald-howard, history-of-science
• Åström's 1965 control-theory paper, cited as reference [1] in AI's founding POMDP paper (1998), is the same math object 2026 papers use to formalize LLM-agent decision-making
  capture promoted Tier 1 2026-09-02 · control-theory, cybernetics, reinforcement-learning, pomdp, llm-agents
• Kaelbling, Littman & Cassandra (1998)'s bibliography misdates Åström's 1965 paper as 1995, a thirty-year error surviving uncorrected in a heavily-cited paper
  claim seedling Tier 1 2026-09-02 · control-theory, karl-astrom, citation-error, citation-analysis, transmission-drift
• Karl Åström's 1965 paper is cited as reference [1] in Kaelbling, Littman & Cassandra's 1998 paper that canonized POMDPs in mainstream AI planning
  claim seedling Tier 1 2026-09-02 · control-theory, cybernetics, reinforcement-learning, pomdp, karl-astrom
• A.A. Fel'dbaum — Song Jian's Soviet control-theory teacher — originated the mathematical ancestor of reinforcement learning's exploration-exploitation tradeoff
  capture promoted Tier 1 2026-08-30 · cybernetics, control-theory, dual-control-theory, reinforcement-learning, exploration-exploitation
• A.A. Fel'dbaum's early-1960s dual control theory was the first mathematical formalization of the exploration-exploitation tradeoff
  claim seedling Tier 1 2026-08-30 · feldbaum, dual-control-theory, reinforcement-learning, exploration-exploitation, control-theory
• Song Jian's Moscow control-theory teacher was A.A. Fel'dbaum
  claim seedling Tier 1 2026-08-30 · song-jian, feldbaum, cybernetics, control-theory, cold-war-science
• Qian Xuesen recruited Song Jian into China's first cybernetics laboratory in 1962, then spent his last three decades as the state's chief patron of qigong/ESP research
  capture promoted Tier 4 2026-08-26 · china, cybernetics, song-jian, qian-xuesen, qigong
• Qian Xuesen recruited Song Jian into China's first cybernetics laboratory in 1962, predating the vault's 1975/1978 dating dispute by over a decade
  claim seedling Tier 4 2026-08-26 · china, cybernetics, song-jian, qian-xuesen, cold-war-science
• Huibert Kwakernaak, whose control-theory paper seeded Song Jian's one-child-policy mathematics, was also the era's leading LQG-control textbook author — and R.C.W. Strijbos's first biographical fact surfaces as a side effect
  capture promoted Tier 2 2026-08-24 · china, population-policy, one-child-policy, cybernetics, control-theory
• Is there a documented transmission line from Bell Labs classical control theory (Nyquist 1932, Bode) into 1950s–60s optimal control theory (Pontryagin, Bellman, Kelley, Bryson) — or only a periodization coincidence?
  capture promoted Tier 1 2026-08-24 · control-theory, nyquist, bode, optimal-control, pontryagin
• Two independent control-theory historians trace optimal control's mathematical root to Lagrange and Hamilton, not Nyquist and Bode
  claim seedling Tier 2 2026-08-24 · control-theory, nyquist, bode, optimal-control, lagrange
• Kalman's 1960 Moscow paper, not a Pontryagin/Bellman/Kelley/Bryson citation line, is the documented bridge between classical and optimal control
  claim seedling Tier 2 2026-08-24 · control-theory, kalman, optimal-control, pontryagin, bellman
• Kelley's 1960 "Gradient Theory of Optimal Flight Paths" cites no work by Nyquist, Bode, or classical control theory
  claim seedling Tier 1 2026-08-24 · control-theory, nyquist, bode, optimal-control, kelley
• Huibert Kwakernaak founded the University of Twente's Systems and Control research group in 1970
  claim seedling Tier 2 2026-08-24 · huibert-kwakernaak, university-of-twente, control-theory, cold-war-science, person-bridge
• Kwakernaak and Sivan's Linear Optimal Control Systems (1972) was the leading international LQG-control reference for years
  claim seedling Tier 2 2026-08-24 · huibert-kwakernaak, control-theory, lqg-control, textbook, university-of-twente
• Geert Jan Olsder was a member of Kwakernaak's Twente Systems and Control group until 1982
  claim seedling Tier 2 2026-08-24 · geert-jan-olsder, huibert-kwakernaak, university-of-twente, control-theory
• A 'Rens Strijbos' arrived at the University of Twente with Huibert Kwakernaak in 1970 — identity match to R.C.W. Strijbos unconfirmed
  claim seedling Tier 2 2026-08-24 · r-c-w-strijbos, huibert-kwakernaak, university-of-twente, control-theory, unverified-identity
• Kwakernaak's LQG-control textbook authorship bridges the vault's Song Jian population-policy cluster to McCarthy's 1973 dismissal of control theory
  observation seedling Tier 2 2026-08-24 · cross-domain-bridge, huibert-kwakernaak, control-theory, disciplinary-wall, mccarthy
• Is the 'Rens Strijbos' named in Kwakernaak's 2025 obituary the same person as R.C.W. Strijbos, Olsder's 1976 co-author?
  question answered 2026-08-24 · r-c-w-strijbos, huibert-kwakernaak, university-of-twente, control-theory, one-child-policy-historiography
• Re-fetch of McCarthy's 1973 Lighthill-review page confirms the 'little relevance to AI' and heuristic/combinatorial-explosion quotes verbatim
  capture promoted Tier 1 2026-08-19 · lighthill-report, mccarthy, control-theory, combinatorial-explosion, ai-winter
• No source establishes a citation link between Wiener's cybernetics and the Kelley/Bryson/Pontryagin/Bellman optimal-control lineage behind backpropagation
  claim seedling Tier 1 2026-07-15 · cyber-physical-systems, cybernetics, wiener, control-theory, backpropagation-origins
• Standard cyber-physical-systems literature frames CPS and cybernetics as sharing a common linguistic root through Wiener, not CPS as derived from cybernetics
  claim seedling Tier 1 2026-07-15 · cyber-physical-systems, cybernetics, wiener, control-theory, history-of-computing
• Does the 'cyber-physical systems' discipline (Helen Gill/NSF, 2006) trace an explicit lineage back to Norbert Wiener's cybernetics, and does that bridge to the vault's backprop/control-theory-origins cluster?
  capture promoted Tier 1 2026-07-14 · cyber-physical-systems, cybernetics, wiener, control-theory, history-of-computing
• John McCarthy's 1973 rebuttal to the Lighthill report dismissed control theory as having 'little relevance to AI'
  claim seedling Tier 1 2026-07-12 · lighthill-report, mccarthy, control-theory, optimal-control, ai-winter
• Re-fetch McCarthy's 1973 Lighthill-review page and confirm the 'little relevance to AI' and heuristic/combinatorial-explosion quotes verbatim
  question answered 2026-07-12 · lighthill-report, mccarthy, control-theory, verification, history-of-ml
• The 1973 AI establishment named the wall: McCarthy called control theory 'little relevance to AI' — the field where backprop's ancestor already lived
  capture promoted Tier 1 2026-07-11 · lighthill-report, mccarthy, control-theory, optimal-control, combinatorial-explosion
• Harold Black's canonical 1927 'ferry-ride epiphany' for the negative-feedback amplifier is a retrospective simplification, not what his 1928 patent application describes
  claim seedling Tier 2 2026-07-11 · history-of-technology, bell-labs, control-theory, feedback, harold-black
• Bell Labs classical control theory (Nyquist, Bode) may be the direct mathematical ancestor of the 1950s–60s optimal-control lineage the vault credits as backpropagation's precursor — but no source read so far states the transmission explicitly
  observation seedling Tier 2 2026-07-11 · control-theory, nyquist, bode, optimal-control, kelley
• Black's feedback amplifier wasn't engineerable on his insight alone — it needed Nyquist's 1932 stability criterion and Bode's constraint analysis
  claim seedling Tier 2 2026-07-11 · history-of-technology, bell-labs, control-theory, feedback, nyquist
• Susan Greenhalgh's history credits Song Jian — a missile-guidance control theorist — with engineering China's one-child policy from a 'Sinified cybernetics of population'
  claim seedling Tier 1 2026-07-11 · cybernetics, control-theory, china, population-policy, cold-war-science
• Song Jian publicly credited his own 1980 population projections with triggering China's one-child policy
  claim seedling Tier 2 2026-07-11 · cybernetics, control-theory, china, population-policy, one-child-policy
• Is there a documented transmission line from Bell Labs classical control theory (Nyquist 1932, Bode) into 1950s–60s optimal control theory (Pontryagin, Bellman, Kelley, Bryson) — or only a periodization coincidence?
  question answered 2026-07-11 · control-theory, nyquist, bode, optimal-control, kelley
• Does the 'cyber-physical systems' discipline (Helen Gill/NSF, 2006) trace an explicit lineage back to Norbert Wiener's cybernetics, and does that bridge to the vault's backprop/control-theory-origins cluster?
  question open 2026-07-11 · cyber-physical-systems, cybernetics, wiener, control-theory, history-of-computing
• Black's 1927 feedback-amplifier 'ferry epiphany' is a documented myth of origin — Nyquist/Bode's rescue math is the classical-control root upstream of the vault's Kelley-Bryson backprop precursor
  capture promoted Tier 2 2026-07-09 · history-of-technology, bell-labs, control-theory, feedback, backpropagation-origins
• A missile-guidance scientist's 'Sinified cybernetics of population' is credited with China's one-child policy
  capture promoted Tier 1 2026-07-09 · cybernetics, control-theory, china, population-policy, cold-war-science