THE GOLD STANDARD OF JUDGEMENT · SPECIALIST STUDY
Monitor a promoted OWA policy without turning every noisy fluctuation into an alarm or every silence into safety
Promotion changes the question. The task is no longer to choose between champion and challenger under a fixed evaluation plan, but to detect when the deployed OWA policy stops meeting its operating assumptions. Inputs can drift, outcome labels can arrive late, alternative sets can change and one subgroup can degrade while the global score looks stable. Good surveillance links each alarm to a defined harm, decision, rollback and eventual retirement condition.
This guide belongs to the Judgement subject root, the Gold Standard of Education, and the How X Works hub. It begins with a concrete decision, then tests whether the method still holds when the context changes.
Choose a reading route
Define the deployed claim · chapters 1, 2, 3
Design sequential evidence · chapters 4, 5
Protect delayed and subgroup outcomes · chapters 6, 7, 8
Operate alerts and rollback · chapters 9, 10, 11
Retire responsibly · chapters 12, 13
The whole problem at a glance
| Question | Evidence | Unsafe shortcut |
|---|---|---|
| What may drift? | Inputs, ranks, weights, alternatives, outcomes and context | Watching one global score |
| When is an alarm valid? | Registered statistic, look schedule and threshold | Repeatedly testing ordinary p-values |
| Who may be harmed? | Outcome and process slices with sample support | Averaging subgroups away |
| What happens next? | Triage, containment, rollback and verification | Sending an unowned alert |
Detection is useful only when the monitored claim and response are explicit.
CHAPTER 1 OF 13 · Define the deployed claim
1. Freeze the promoted policy and its claim
Archive OWA weights, ordering rule, criterion definitions, normalisation, missing-value handling, alternative-set construction, override policy, code and approval scope. State the population, decision, loss and assumptions supported at promotion. Without this baseline, a later difference cannot be classified as environmental drift, software change or an undocumented policy edit.
Build the evidence record around the decision, not around the convenience of the software. Name the unit observed, the version or policy in force, the time boundary, the numerator and denominator, exclusions, missing cases and the person authorised to act. Preserve raw observations separately from interpretation. That separation lets a later reviewer distinguish a changed world from a changed judgement.
Convert the finding into a bounded action. Predefine the trigger, permitted response, owner, expiry, rollback and verification window. Keep one worked case that passes and one that fails. A system which stores only successful cases cannot demonstrate that its control detects the failure it was designed to contain.
Evidence discipline: record the observation, version or time boundary that supports this chapter’s conclusion. Preserve the rejected alternative as well as the selected action. That makes a later review able to distinguish a changed world from an undocumented change of mind.
Changed-context transfer: Add a criterion after promotion; treat it as a new policy version with a new baseline, not routine drift. The method transfers only if the decision question and measurement meaning survive the change. If either changes, rebuild the comparison rather than copying the earlier threshold or weight.
Chapter 1 check · what should survive an audit
- State the decision and measurement unit in one sentence.
- Preserve version, timing, denominator, exclusions and missing-case evidence.
- Connect the finding to a bounded action, rollback and later verification.
CHAPTER 2 OF 13 · Define the deployed claim
2. Map drift from inputs to consequences
Separate covariate drift, criterion-definition drift, rank drift, weight-policy change, alternative-set change, action change and outcome degradation. The same score movement can arise through different mechanisms and demand different responses. Draw the causal and operational path from observation to OWA aggregation, action, delayed outcome and appeal.
Build the evidence record around the decision, not around the convenience of the software. Name the unit observed, the version or policy in force, the time boundary, the numerator and denominator, exclusions, missing cases and the person authorised to act. Preserve raw observations separately from interpretation. That separation lets a later reviewer distinguish a changed world from a changed judgement.
Convert the finding into a bounded action. Predefine the trigger, permitted response, owner, expiry, rollback and verification window. Keep one worked case that passes and one that fails. A system which stores only successful cases cannot demonstrate that its control detects the failure it was designed to contain.
Evidence discipline: record the observation, version or time boundary that supports this chapter’s conclusion. Preserve the rejected alternative as well as the selected action. That makes a later review able to distinguish a changed world from an undocumented change of mind.
Changed-context transfer: A service changes which alternatives are eligible; monitor set composition before interpreting rank movement. The method transfers only if the decision question and measurement meaning survive the change. If either changes, rebuild the comparison rather than copying the earlier threshold or weight.
Chapter 2 check · what should survive an audit
- State the decision and measurement unit in one sentence.
- Preserve version, timing, denominator, exclusions and missing-case evidence.
- Connect the finding to a bounded action, rollback and later verification.
CHAPTER 3 OF 13 · Define the deployed claim
3. Choose leading, lagging and control indicators
Leading indicators include missingness, criterion ranges, rank reversals, override rates, novel alternatives and processing failures. Lagging indicators measure outcome loss, calibration, appeals and harm. Control indicators confirm lineage, policy version and observation maturity. Pair them so an early warning does not masquerade as proof of outcome harm.
Build the evidence record around the decision, not around the convenience of the software. Name the unit observed, the version or policy in force, the time boundary, the numerator and denominator, exclusions, missing cases and the person authorised to act. Preserve raw observations separately from interpretation. That separation lets a later reviewer distinguish a changed world from a changed judgement.
Convert the finding into a bounded action. Predefine the trigger, permitted response, owner, expiry, rollback and verification window. Keep one worked case that passes and one that fails. A system which stores only successful cases cannot demonstrate that its control detects the failure it was designed to contain.
Evidence discipline: record the observation, version or time boundary that supports this chapter’s conclusion. Preserve the rejected alternative as well as the selected action. That makes a later review able to distinguish a changed world from an undocumented change of mind.
Changed-context transfer: Outcome delay doubles; rely more on declared leading containment signals while preserving the lagging claim. The method transfers only if the decision question and measurement meaning survive the change. If either changes, rebuild the comparison rather than copying the earlier threshold or weight.
Chapter 3 check · what should survive an audit
- State the decision and measurement unit in one sentence.
- Preserve version, timing, denominator, exclusions and missing-case evidence.
- Connect the finding to a bounded action, rollback and later verification.
CHAPTER 4 OF 13 · Design sequential evidence
4. Define sequential looks before outcomes arrive
Specify look triggers by information, exposure or calendar time, the statistic, baseline, dependence assumptions, warning and rollback boundaries and how evidence accumulates. Repeatedly applying a fixed single-look threshold inflates false alarms. Always-valid or change-detection methods still need a declared estimand and filtration.
Build the evidence record around the decision, not around the convenience of the software. Name the unit observed, the version or policy in force, the time boundary, the numerator and denominator, exclusions, missing cases and the person authorised to act. Preserve raw observations separately from interpretation. That separation lets a later reviewer distinguish a changed world from a changed judgement.
Convert the finding into a bounded action. Predefine the trigger, permitted response, owner, expiry, rollback and verification window. Keep one worked case that passes and one that fails. A system which stores only successful cases cannot demonstrate that its control detects the failure it was designed to contain.
Evidence discipline: record the observation, version or time boundary that supports this chapter’s conclusion. Preserve the rejected alternative as well as the selected action. That makes a later review able to distinguish a changed world from an undocumented change of mind.
Changed-context transfer: Move from monthly batches to streaming events; rebuild information time and dependence rather than checking continuously by default. The method transfers only if the decision question and measurement meaning survive the change. If either changes, rebuild the comparison rather than copying the earlier threshold or weight.
Chapter 4 check · what should survive an audit
- State the decision and measurement unit in one sentence.
- Preserve version, timing, denominator, exclusions and missing-case evidence.
- Connect the finding to a bounded action, rollback and later verification.
CHAPTER 5 OF 13 · Design sequential evidence
5. Calibrate alarms with replay and simulated nulls
Replay stable historical periods and generate plausible no-change streams preserving seasonality, clustering and outcome delay. Measure false alarms, time to detection and missed-change cost across candidate thresholds. Include operational incidents and alternative-set shocks. Choose boundaries from consequences and response capacity, not from a desire for a quiet dashboard.
Build the evidence record around the decision, not around the convenience of the software. Name the unit observed, the version or policy in force, the time boundary, the numerator and denominator, exclusions, missing cases and the person authorised to act. Preserve raw observations separately from interpretation. That separation lets a later reviewer distinguish a changed world from a changed judgement.
Convert the finding into a bounded action. Predefine the trigger, permitted response, owner, expiry, rollback and verification window. Keep one worked case that passes and one that fails. A system which stores only successful cases cannot demonstrate that its control detects the failure it was designed to contain.
Evidence discipline: record the observation, version or time boundary that supports this chapter’s conclusion. Preserve the rejected alternative as well as the selected action. That makes a later review able to distinguish a changed world from an undocumented change of mind.
Changed-context transfer: Add a seasonal peak absent from the calibration archive; update the null model without erasing the live incident. The method transfers only if the decision question and measurement meaning survive the change. If either changes, rebuild the comparison rather than copying the earlier threshold or weight.
Chapter 5 check · what should survive an audit
- State the decision and measurement unit in one sentence.
- Preserve version, timing, denominator, exclusions and missing-case evidence.
- Connect the finding to a bounded action, rollback and later verification.
Worked sequential alarm
| Look | Evidence | Decision |
|---|---|---|
| 1 | Small rank-distribution shift; outcomes immature | Observe |
| 2 | Shift persists; mature subgroup loss crosses warning | Investigate and cap exposure |
| 3 | Loss crosses rollback boundary with complete lineage | Restore champion |
| Review | Replay finds new alternative-set mechanism | Repair before re-promotion |
Calendar time alone cannot replace outcome maturity or information time.
CHAPTER 6 OF 13 · Protect delayed and subgroup outcomes
6. Handle delayed and revised outcomes explicitly
Define outcome maturity, observation vintage, revision policy and the latest issue date included at each look. Report unresolved cases by policy arm, subgroup and severity. Naive incomplete-case surveillance can look reassuring when difficult challenger cases mature slowly. Use aligned vintages and sensitivity bounds until outcomes stabilise.
Build the evidence record around the decision, not around the convenience of the software. Name the unit observed, the version or policy in force, the time boundary, the numerator and denominator, exclusions, missing cases and the person authorised to act. Preserve raw observations separately from interpretation. That separation lets a later reviewer distinguish a changed world from a changed judgement.
Convert the finding into a bounded action. Predefine the trigger, permitted response, owner, expiry, rollback and verification window. Keep one worked case that passes and one that fails. A system which stores only successful cases cannot demonstrate that its control detects the failure it was designed to contain.
Evidence discipline: record the observation, version or time boundary that supports this chapter’s conclusion. Preserve the rejected alternative as well as the selected action. That makes a later review able to distinguish a changed world from an undocumented change of mind.
Changed-context transfer: A regulator revises six-month outcomes after audit; retain original and revised monitoring views with lineage. The method transfers only if the decision question and measurement meaning survive the change. If either changes, rebuild the comparison rather than copying the earlier threshold or weight.
Chapter 6 check · what should survive an audit
- State the decision and measurement unit in one sentence.
- Preserve version, timing, denominator, exclusions and missing-case evidence.
- Connect the finding to a bounded action, rollback and later verification.
CHAPTER 7 OF 13 · Protect delayed and subgroup outcomes
7. Protect subgroup degradation from global averaging
Predefine safety-critical and legitimacy-relevant groups, sample support, privacy thresholds and escalation. Examine outcome loss, waiting, overrides, appeals and missingness. Use shrinkage or pooled uncertainty where appropriate, but never let low volume automatically erase a severe plausible harm. Document intersectional explorations as discovery when not confirmatory.
Build the evidence record around the decision, not around the convenience of the software. Name the unit observed, the version or policy in force, the time boundary, the numerator and denominator, exclusions, missing cases and the person authorised to act. Preserve raw observations separately from interpretation. That separation lets a later reviewer distinguish a changed world from a changed judgement.
Convert the finding into a bounded action. Predefine the trigger, permitted response, owner, expiry, rollback and verification window. Keep one worked case that passes and one that fails. A system which stores only successful cases cannot demonstrate that its control detects the failure it was designed to contain.
Evidence discipline: record the observation, version or time boundary that supports this chapter’s conclusion. Preserve the rejected alternative as well as the selected action. That makes a later review able to distinguish a changed world from an undocumented change of mind.
Changed-context transfer: A new region has small counts but large loss; use bounded exposure and targeted evidence instead of declaring no problem. The method transfers only if the decision question and measurement meaning survive the change. If either changes, rebuild the comparison rather than copying the earlier threshold or weight.
Chapter 7 check · what should survive an audit
- State the decision and measurement unit in one sentence.
- Preserve version, timing, denominator, exclusions and missing-case evidence.
- Connect the finding to a bounded action, rollback and later verification.
CHAPTER 8 OF 13 · Protect delayed and subgroup outcomes
8. Detect rank and alternative-set instability
OWA weights attach to ordered positions, so the same criterion can receive different weight when ranks change. Monitor rank occupancy, ties, near-ties, criterion dominance and the number and composition of alternatives. A stable aggregate can conceal churn among inputs or alternatives that changes who is selected and why.
Build the evidence record around the decision, not around the convenience of the software. Name the unit observed, the version or policy in force, the time boundary, the numerator and denominator, exclusions, missing cases and the person authorised to act. Preserve raw observations separately from interpretation. That separation lets a later reviewer distinguish a changed world from a changed judgement.
Convert the finding into a bounded action. Predefine the trigger, permitted response, owner, expiry, rollback and verification window. Keep one worked case that passes and one that fails. A system which stores only successful cases cannot demonstrate that its control detects the failure it was designed to contain.
Evidence discipline: record the observation, version or time boundary that supports this chapter’s conclusion. Preserve the rejected alternative as well as the selected action. That makes a later review able to distinguish a changed world from an undocumented change of mind.
Changed-context transfer: Add many weak alternatives; test whether rank positions and selected actions change although strong options are unchanged. The method transfers only if the decision question and measurement meaning survive the change. If either changes, rebuild the comparison rather than copying the earlier threshold or weight.
Chapter 8 check · what should survive an audit
- State the decision and measurement unit in one sentence.
- Preserve version, timing, denominator, exclusions and missing-case evidence.
- Connect the finding to a bounded action, rollback and later verification.
CHAPTER 9 OF 13 · Operate alerts and rollback
9. Design alerts around decisions and ownership
Every alert needs a readable claim, evidence window, uncertainty, affected scope, owner, acknowledgement time, permitted containment and expiry. Group related signals into an incident rather than paging separately for every metric. Use warning, investigation and rollback severities, and suppress only by a documented rule that preserves a durable record.
Build the evidence record around the decision, not around the convenience of the software. Name the unit observed, the version or policy in force, the time boundary, the numerator and denominator, exclusions, missing cases and the person authorised to act. Preserve raw observations separately from interpretation. That separation lets a later reviewer distinguish a changed world from a changed judgement.
Convert the finding into a bounded action. Predefine the trigger, permitted response, owner, expiry, rollback and verification window. Keep one worked case that passes and one that fails. A system which stores only successful cases cannot demonstrate that its control detects the failure it was designed to contain.
Evidence discipline: record the observation, version or time boundary that supports this chapter’s conclusion. Preserve the rejected alternative as well as the selected action. That makes a later review able to distinguish a changed world from an undocumented change of mind.
Changed-context transfer: Three correlated subgroup signals fire; link them to one incident while retaining each evidence stream. The method transfers only if the decision question and measurement meaning survive the change. If either changes, rebuild the comparison rather than copying the earlier threshold or weight.
Chapter 9 check · what should survive an audit
- State the decision and measurement unit in one sentence.
- Preserve version, timing, denominator, exclusions and missing-case evidence.
- Connect the finding to a bounded action, rollback and later verification.
Monitoring lifecycle
| State | Entry evidence | Exit evidence |
|---|---|---|
| Routine | Baseline assumptions hold | Warning or scheduled review |
| Investigation | Persistent or consequential signal | Explained and cleared, or contained |
| Rollback | Predefined harm or control failure | Champion restored and verified |
| Re-promotion | Fresh evidence and repaired mechanism | New surveillance baseline |
| Retirement | Risk transferred or policy ended | Archive, ownership and residual checks |
Retirement should follow the risk, not a convenient date.
CHAPTER 10 OF 13 · Operate alerts and rollback
10. Control alert fatigue without hiding risk
Track alert volume, duplicates, unactionable rate, acknowledgement, resolution, recurrent causes and periods spent suppressed. Tune upstream data-quality alerts separately from outcome-harm alerts. Batch low-consequence reviews, but keep immediate routes for predefined severe harm, lineage failure or uncontrolled policy change. Silence should require ownership and automatic expiry.
Build the evidence record around the decision, not around the convenience of the software. Name the unit observed, the version or policy in force, the time boundary, the numerator and denominator, exclusions, missing cases and the person authorised to act. Preserve raw observations separately from interpretation. That separation lets a later reviewer distinguish a changed world from a changed judgement.
Convert the finding into a bounded action. Predefine the trigger, permitted response, owner, expiry, rollback and verification window. Keep one worked case that passes and one that fails. A system which stores only successful cases cannot demonstrate that its control detects the failure it was designed to contain.
Evidence discipline: record the observation, version or time boundary that supports this chapter’s conclusion. Preserve the rejected alternative as well as the selected action. That makes a later review able to distinguish a changed world from an undocumented change of mind.
Changed-context transfer: An alert fires weekly without action; repair the test or response rather than normalising permanent acknowledgement. The method transfers only if the decision question and measurement meaning survive the change. If either changes, rebuild the comparison rather than copying the earlier threshold or weight.
Chapter 10 check · what should survive an audit
- State the decision and measurement unit in one sentence.
- Preserve version, timing, denominator, exclusions and missing-case evidence.
- Connect the finding to a bounded action, rollback and later verification.
CHAPTER 11 OF 13 · Operate alerts and rollback
11. Predefine rollback thresholds and safe states
Define hard stops for lineage loss, forbidden override, severe harm or control failure, and evidence-based boundaries for performance degradation. Name the champion or safe manual state, retained capacity, authority, notification and restoration checks. Include rollback delay in the threshold because an irreversible or slow response requires earlier containment.
Build the evidence record around the decision, not around the convenience of the software. Name the unit observed, the version or policy in force, the time boundary, the numerator and denominator, exclusions, missing cases and the person authorised to act. Preserve raw observations separately from interpretation. That separation lets a later reviewer distinguish a changed world from a changed judgement.
Convert the finding into a bounded action. Predefine the trigger, permitted response, owner, expiry, rollback and verification window. Keep one worked case that passes and one that fails. A system which stores only successful cases cannot demonstrate that its control detects the failure it was designed to contain.
Evidence discipline: record the observation, version or time boundary that supports this chapter’s conclusion. Preserve the rejected alternative as well as the selected action. That makes a later review able to distinguish a changed world from an undocumented change of mind.
Changed-context transfer: Champion infrastructure is decommissioned; revise the safe state before continuing exposure. The method transfers only if the decision question and measurement meaning survive the change. If either changes, rebuild the comparison rather than copying the earlier threshold or weight.
Chapter 11 check · what should survive an audit
- State the decision and measurement unit in one sentence.
- Preserve version, timing, denominator, exclusions and missing-case evidence.
- Connect the finding to a bounded action, rollback and later verification.
CHAPTER 12 OF 13 · Retire responsibly
12. Learn from investigation and re-promotion
Preserve the triggering data, policy and environment, replay the decision path, test one mechanism at a time and record counterfactual actions. Repair can mean data correction, criterion change, weight change, alternative-set guard or process intervention. Re-promotion needs fresh evidence and a reset baseline, not merely disappearance of the original alert.
Build the evidence record around the decision, not around the convenience of the software. Name the unit observed, the version or policy in force, the time boundary, the numerator and denominator, exclusions, missing cases and the person authorised to act. Preserve raw observations separately from interpretation. That separation lets a later reviewer distinguish a changed world from a changed judgement.
Convert the finding into a bounded action. Predefine the trigger, permitted response, owner, expiry, rollback and verification window. Keep one worked case that passes and one that fails. A system which stores only successful cases cannot demonstrate that its control detects the failure it was designed to contain.
Evidence discipline: record the observation, version or time boundary that supports this chapter’s conclusion. Preserve the rejected alternative as well as the selected action. That makes a later review able to distinguish a changed world from an undocumented change of mind.
Changed-context transfer: A data pipeline fix clears the metric; confirm outcomes and lineage before returning to full scope. The method transfers only if the decision question and measurement meaning survive the change. If either changes, rebuild the comparison rather than copying the earlier threshold or weight.
Chapter 12 check · what should survive an audit
- State the decision and measurement unit in one sentence.
- Preserve version, timing, denominator, exclusions and missing-case evidence.
- Connect the finding to a bounded action, rollback and later verification.
CHAPTER 13 OF 13 · Retire responsibly
13. Retire monitoring when its risk has moved
Monitoring may retire because the policy ends, a control prevents the failure, responsibility transfers or the signal no longer supports action. Require evidence, owners for residual risks, archive of thresholds and incidents, and a check that no downstream decision still depends on the metric. Preserve core lineage and safety monitoring while the policy remains consequential.
Build the evidence record around the decision, not around the convenience of the software. Name the unit observed, the version or policy in force, the time boundary, the numerator and denominator, exclusions, missing cases and the person authorised to act. Preserve raw observations separately from interpretation. That separation lets a later reviewer distinguish a changed world from a changed judgement.
Convert the finding into a bounded action. Predefine the trigger, permitted response, owner, expiry, rollback and verification window. Keep one worked case that passes and one that fails. A system which stores only successful cases cannot demonstrate that its control detects the failure it was designed to contain.
Evidence discipline: record the observation, version or time boundary that supports this chapter’s conclusion. Preserve the rejected alternative as well as the selected action. That makes a later review able to distinguish a changed world from an undocumented change of mind.
Changed-context transfer: Merge the OWA policy into a wider service; transfer outcome and subgroup responsibilities before closing the old dashboard. The method transfers only if the decision question and measurement meaning survive the change. If either changes, rebuild the comparison rather than copying the earlier threshold or weight.
Chapter 13 check · what should survive an audit
- State the decision and measurement unit in one sentence.
- Preserve version, timing, denominator, exclusions and missing-case evidence.
- Connect the finding to a bounded action, rollback and later verification.
Verification lab: work the decision twice
Replay a stable quarter with monthly looks and show how repeated ordinary thresholds create excess alerts. Replace them with a registered sequential rule and measure detection delay under one simulated change.
At look two, 30% of subgroup outcomes are unresolved and they are concentrated among high-risk cases. Produce mature-vintage, best-case and worst-case views before deciding containment.
A new alternative enters and changes rank occupancy without moving the global OWA score. Trace the decision path, subgroup effect and whether the original promotion claim still applies.
Limits and misconceptions
A drift alarm is not a causal diagnosis
It points to changed evidence and still needs mechanism review.
Global stability does not prove subgroup safety
Aggregation can mask concentrated degradation.
Always-valid does not mean assumption-free
Estimand, dependence, timing and data lineage still matter.
Fewer alerts do not necessarily mean safer operation
Suppression, missing data or low sensitivity can create silence.
Questions readers ask
What should be monitored after OWA promotion?
- Policy lineage, inputs, ranks, alternatives, actions, outcomes, subgroups, overrides and controls.
Why use sequential methods?
- Because repeated looks otherwise distort false-alarm interpretation.
How are delayed outcomes handled?
- With maturity definitions, aligned vintages, unresolved-case reports and sensitivity bounds.
What is alert fatigue?
- Loss of response quality when alerts are frequent, duplicative, unowned or unactionable.
When should rollback happen?
- At a predefined harm, degradation or control-failure boundary with a verified safe state.
Can monitoring ever retire?
- Yes, when its decision purpose ends and residual responsibility is explicitly transferred or closed.
Practise, verify and continue
Freeze one promoted OWA policy, map its drift pathways, register sequential looks, simulate stable and changed streams, add maturity and subgroup views, define alert ownership, drill rollback and write retirement evidence.
Move from monthly individual outcomes to clustered site outcomes with six-month delay and a changing alternative set. Rebuild information time, dependence, maturity, subgroup support and safe-state timing.
Practical evidence check
Before implementation, write a one-page evidence map with the decision, unit of analysis, version or time boundary, inputs, outcomes, uncertainty, authority and stop rule. Attach one worked case that passes and one that fails. A reviewer should be able to reproduce the reasoning without relying on the memory of the person who built the system.
Run one changed-context rehearsal before approval. Alter a mechanism rather than a cosmetic detail, then identify which calculation, safeguard or governance gate must change. Record any conclusion that does not transfer. This short rehearsal is often the fastest way to expose a hidden assumption before it becomes an operational dependency.
Related eduKate reading
OWA sequential champion-challenger monitoring
OWA challenger policies and shadow deployment
OWA outcome calibration and governance drift
Authoritative sources and scope
NIST report on monitoring deployed AI systems
NIST AI RMF Measure playbook
Yager on ordered weighted averaging
Sequential false-discovery control through alpha-investing
The sources support OWA foundations, post-deployment monitoring and sequential evidence concepts. Thresholds, subgroups, losses and incidents are illustrative; a real policy needs domain-specific outcomes, dependence models, legal duties and rollback authority.