{"schema_version":1,"experiment_id":"eoa_inverse_innovation_exp06_four_proposal_generalization60_20260803","cell_id":"predictive_residual_processing__aviation_aeronautics","arm":"COMPLETE_PROPOSAL_PORTFOLIO","candidate_id":"prp-aviation-sector-handoff-residual-coordination-004","proposal_index":4,"version":0,"title":"Model-Synchronized Residual Handoffs Between Air Traffic Sectors","problem":"When control responsibility for an aircraft moves between air traffic sectors, the transferring and receiving controllers may already share flight-plan, track, clearance, and coordination data. A full verbal or electronic handoff can repeat that expected state while a temporary altitude, nonstandard speed, unresolved restriction, reroute, equipment status, or coordination obligation remains embedded among routine fields. A change-only message is also unsafe if the controllers hold different baseline revisions, because the same amendment can reconstruct different operational pictures.","actors":["Transferring air traffic controller","Receiving air traffic controller","Area or facility supervisor","Air traffic automation and human-factors engineer","Procedure and safety-assurance authority","Controller training and simulation evaluator","Flight crew affected by subsequent clearances"],"observable_state":"In recorded or simulated sector transfers, the accepted flight-plan revision, displayed track state, clearance history, inter-sector agreement, and controller annotations can be compared at both positions. The observable symptoms are repeated narration of fields already represented identically, material manual annotations interspersed with routine content, incompatible baseline revisions, unacknowledged amendments, and differences between the operational state reconstructed by the receiving controller and the state intended by the transferring controller.","consequence":"The receiving controller may spend limited coordination attention re-verifying expected information or may begin managing the aircraft with an incomplete or incorrect understanding of a material deviation, unresolved obligation, data-quality problem, or pending action.","affected_objective":"Transfer an accurate, acknowledged, and reconstructible operational picture between sector controllers while focusing scarce coordination attention on material departures from their verified shared baseline and preserving complete-state presentation whenever that baseline is uncertain.","intervention":"Create a simulation-stage residual handoff workspace that maintains a versioned handoff baseline at the transferring and receiving positions. The baseline consists of the accepted flight-plan revision, clearance history, current track and data-quality state, applicable inter-sector coordination template, and explicitly entered controller annotations. Before transfer, the system predicts the aircraft state, constraints, and pending obligations the receiving position should already represent at the sector boundary. It compares that prediction with the transferring controller's confirmed handoff state and produces typed residuals such as changed, missing, disputed, stale, or manually protected fields. A consequence- and confidence-weighted rule orders residuals but never suppresses emergency status, unresolved safety obligations, invalid surveillance or communications state, controller-designated remarks, or procedure-required complete fields. The receiving position reconstructs a full handoff from its verified baseline plus the residual packet, reviews the resulting complete-state summary, and explicitly acknowledges both the baseline fingerprint and each protected residual. Missing acknowledgement, revision mismatch, stale data, channel failure, excessive residual mass, or controller request decompresses the exchange into the established full-handoff procedure. Random and risk-stratified full handoffs are replayed independently to audit what the residual mode would have omitted. Residual patterns may inform post-session procedure or model review, but the workspace cannot learn or alter coordination rules during operations.","structural_mapping":[{"archetype_element":"Prediction target and boundary","domain_realization":"The target is the receiving sector's expected aircraft state, active constraints, data-quality status, and pending coordination obligations at a declared transfer boundary and validity time."},{"archetype_element":"Generative model state","domain_realization":"A versioned baseline combines the accepted flight-plan revision, clearance history, track state, inter-sector agreement, automation status, and protected controller annotations."},{"archetype_element":"Predictive feedforward model","domain_realization":"Before transfer, the workspace generates the handoff state that should already be reconstructible at the receiving position rather than waiting for the receiving controller to infer it from an amendment."},{"archetype_element":"Expected and actual behavior","domain_realization":"The expected handoff is stored separately from the transferring controller's confirmed current state, with timestamps, source systems, manual entries, and data-quality provenance."},{"archetype_element":"Structured comparator","domain_realization":"The comparator preserves field identity and classifies discrepancies as changed, missing, disputed, stale, incompatible, or manually protected instead of reducing them to a generic alert."},{"archetype_element":"Precision and consequence weighting","domain_realization":"Residual priority reflects source reliability, freshness, operational consequence, unresolved status, controller protection, and acknowledgement requirements rather than textual size alone."},{"archetype_element":"Residual propagation channel","domain_realization":"A typed residual packet carries the material differences through the coordination workspace while the verified shared baseline represents expected content."},{"archetype_element":"Reconstruction","domain_realization":"The receiving position applies residuals to its compatible baseline and displays the complete reconstructed handoff state before acknowledgement."},{"archetype_element":"Model-state synchronization","domain_realization":"Both positions compare fingerprints covering flight-plan revision, clearance sequence, coordination template, track identity, time basis, and protected annotations before residual exchange is permitted."},{"archetype_element":"Freshness and silence semantics","domain_realization":"Validity clocks, channel heartbeats, explicit no-change states, sequence numbers, and acknowledgements distinguish a matched prediction from missing observations or failed coordination."},{"archetype_element":"Residual error budget","domain_realization":"The design bounds unacknowledged residuals, incompatible fields, reconstruction disagreement, cumulative amendments, and the consequence-weighted content eligible for suppression."},{"archetype_element":"Raw audit sample","domain_realization":"Independent reviewers compare randomly selected and risk-stratified complete handoff records with the state that residual mode reconstructed at each position."},{"archetype_element":"Decompression and bypass","domain_realization":"Emergency status, unresolved safety obligations, invalid source data, version mismatch, excessive residual load, stale state, failed acknowledgement, or either controller's request restores the established full-handoff path."},{"archetype_element":"Bounded update rule","domain_realization":"Post-session review may revise the prediction scope, coordination template, weighting table, or procedures under governance; live residuals cannot autonomously change those elements."}],"mechanism_mapping":[{"mechanism_slug":"predictive_codec","role":"Treats the synchronized operational baseline as the expected semantic content and sends typed corrections from which the receiving position reconstructs the complete handoff.","counterfactual_removal":"Without reconstructive baseline-plus-correction logic, the proposal becomes an alert list or abbreviated checklist and cannot demonstrate that the receiver obtained the intended complete state."},{"mechanism_slug":"event_triggered_residual_reporting","role":"Surfaces a field when its confidence- and consequence-weighted difference crosses the relevant reporting rule while heartbeats and explicit no-change states disambiguate silence.","counterfactual_removal":"Every field would be repeated regardless of shared expectation, or silent fields could be mistaken for confirmed agreement when the source or channel had failed."},{"mechanism_slug":"precision_weighted_error_gate","role":"Orders residuals using source reliability, freshness, operational consequence, unresolved status, and coordination cost while protecting mandatory classes.","counterfactual_removal":"Numerous low-consequence changes could crowd the display while a small but reliable constraint amendment receives insufficient attention."},{"mechanism_slug":"model_version_checksum_handshake","role":"Verifies that both positions share compatible flight-plan, clearance, coordination-template, track, and annotation baselines before applying residuals.","counterfactual_removal":"A valid amendment could be applied to a different baseline revision and produce a plausible but incorrect reconstructed handoff."},{"mechanism_slug":"periodic_full_state_resynchronization","role":"Requires complete-state presentations on a cadence and after amendment accumulation, loss, or disagreement to bound divergence between controller positions.","counterfactual_removal":"Small missed or differently interpreted amendments could accumulate across successive sector transfers without a complete re-anchor."},{"mechanism_slug":"shadow_raw_channel_sampling","role":"Routes random and risk-stratified complete handoffs to independent review and compares them with the residual reconstruction.","counterfactual_removal":"The system would audit only the differences it selected, leaving shared omissions or incorrectly predicted fields outside evaluation."},{"mechanism_slug":"model_drift_monitoring","role":"Tracks residual distribution, reconstruction disagreements, fallback frequency, acknowledgement failures, data-source changes, and template age.","counterfactual_removal":"A procedure, traffic pattern, automation source, or coordination practice could change while the workspace continued treating its old baseline as valid."},{"mechanism_slug":"raw_signal_fallback_switch","role":"Returns both controllers to the established complete-handoff procedure when synchronization, freshness, source validity, acknowledgement, capacity, or safety conditions fail.","counterfactual_removal":"Residual coordination could fail closed around an incompatible or incomplete shared picture."},{"mechanism_slug":"surprise_to_action_bridge","role":"Assigns each protected residual a receiving-controller acknowledgement or predefined coordination action rather than leaving it as an informational highlight.","counterfactual_removal":"A material difference could be displayed without establishing who accepted it or what pending obligation transferred with it."},{"mechanism_slug":"prediction_error_review","role":"Examines material reconstruction disagreements after the session and classifies them as source-data, controller-entry, baseline, interface, scope, or procedural errors before authorizing change.","counterfactual_removal":"Handoff mismatches could prompt ad hoc interface or threshold changes without identifying which expectation or data source failed."}],"causal_chain":["A versioned combination of flight-plan, clearance, track, procedure, and annotation state defines what both controller positions should already know at the transfer boundary.","The transferring position confirms its current intended handoff state, and the workspace compares that observation with the predicted shared state.","Typed residuals preserve which operational fields changed, are missing, are disputed, are stale, or require protected complete reporting.","Confidence and consequence weighting focuses the coordination workspace on material differences while mandatory classes bypass suppression.","The receiving position verifies the baseline fingerprint and applies the residual packet to reconstruct a complete handoff state.","The receiving controller reviews the full reconstruction and acknowledges protected residuals and pending obligations; silence is accepted only with valid source, channel, sequence, and heartbeat states.","Any incompatible version, stale source, failed acknowledgement, excessive residual load, protected condition, or controller request restores the established full-handoff procedure.","Independent full-handoff samples test whether the reconstructed state omitted or distorted information that residual mode treated as expected.","Post-session review uses validated mismatches to revise the model scope, coordination template, interface, or procedure under separate authority."],"baseline":"The comparison condition is the established sector-transfer workflow: standardized automation fields and flight-plan data are displayed at both positions, while controllers use the existing electronic or verbal handoff procedure and manually coordinate nonstandard information without a verified reconstructive residual packet.","nearest_rivals":["A standardized full-state handoff checklist requiring every field to be reviewed or spoken","Mandatory-field electronic transfer with free-text controller remarks","Simple highlighting of fields changed since the previous flight-plan revision without verifying the receiving position's complete baseline","Conflict-probe or trajectory-alert software that predicts hazards but does not reconstruct the intended inter-controller handoff","A shared electronic note or flight strip that records amendments without precision weighting, explicit residual semantics, independent raw audits, or decompression"],"remaining_contrastive_claim":"The proposal's testable distinction is not that changes should be highlighted; it is that expected handoff content may be represented by a verified shared model only when the receiving controller can reconstruct and acknowledge the complete operational state from that baseline plus typed residuals. Synchronization, explicit missingness, protected bypasses, independent complete-handoff audits, and automatic reversion to the established procedure are therefore causal requirements. If a full checklist or simple revision-highlighting interface provides equivalent reconstruction and coordination performance with less synchronization risk, the residual architecture is not justified.","authority_safety":{"decision_authority":"The transferring and receiving controllers retain their established operational authorities, and the responsible air traffic procedure and safety-assurance authority controls any workflow change. The workspace cannot issue or amend a clearance, accept control responsibility, transfer communications, resolve a conflict, or declare a handoff complete.","authorized_first_step":"Run a bounded offline replay and high-fidelity controller simulation using synthetic or previously recorded scenarios. Residual packets may be shown only in the study interface; they may not enter an operational controller display, communications path, flight-data system, or live transfer-of-control process.","excluded_actions":["No automatic transfer or acceptance of aircraft control responsibility","No issuance, amendment, cancellation, or inferred acceptance of a pilot clearance","No suppression of procedure-required fields, emergency information, unresolved safety obligations, controller-protected remarks, or invalid-data states","No replacement, alteration, or deletion of authoritative voice, surveillance, flight-plan, clearance, or coordination records","No autonomous update of coordination templates, consequence weights, thresholds, or sector agreements","No interpretation of a quiet residual packet as proof that the aircraft state is nominal or conflict-free","No operational deployment without separate human-factors validation, safety assessment, procedural approval, training, and authorization"],"halt_rollback":"Stop the study for provenance loss, incorrect scenario labeling, failed reconstruction, or exposure of participants to adjudicated outcomes before assessment. In any later separately authorized shadow evaluation, missing heartbeats, source invalidity, sequence gaps, checksum disagreement, stale state, unacknowledged protected residuals, excessive residual mass, or either controller's request immediately disables residual mode and presents the established complete-handoff workflow. Re-entry requires a compatible full-state synchronization, explicit controller confirmation, and the authorized dwell or reset procedure."},"negative_tests":{"strongest_counterevidence":"A standardized complete-state checklist or simple revision-highlighting interface supports the same preregistered reconstruction, acknowledgement, omission, and coordination criteria with less model synchronization, interface complexity, audit effort, and risk of baseline-induced omission.","problem_falsifier":"Observation and simulation show that repeated expected content does not create a relevant coordination or attention constraint, that consequential handoff discrepancies originate mainly from unavailable or incorrect source data that no residual model can recover, or that the applicable procedure requires complete field-by-field exchange such that residual representation only duplicates the full workflow.","intervention_falsifier":"In blinded simulation, receiving controllers fail a preregistered complete-state reconstruction or protected-information criterion, apply residuals to incompatible baselines, misread missing data as agreement, omit pending obligations, or trigger fallback so frequently that residual mode provides no usable distinction from the complete-handoff baseline.","risks":["A shared but incorrect baseline may cause both positions to omit the same material fact.","A correct residual applied to an outdated clearance or flight-plan revision may reconstruct a plausible but incorrect state.","Controller annotations may be absent, ambiguous, or not representable by the typed residual schema.","Residual ordering may create attentional anchoring and reduce scrutiny of reconstructed expected fields.","A consequence table may encode inappropriate priorities or be tuned to reduce coordination traffic.","Heartbeat or acknowledgement behavior may add interaction burden or be mistaken for substantive understanding.","Traffic, procedure, sector-boundary, or automation changes may invalidate the prediction scope before drift is recognized.","Random audits may miss rare coordination failures, while risk-stratified audits may reinforce known scenarios.","Repeated fallback may disrupt controller expectations and encourage pressure to loosen safety triggers.","A semantic codec may remove narrative context that helps a receiving controller understand why a deviation exists.","Post-session model updates may absorb normalized deviations into the expected baseline instead of preserving them as challengeable exceptions." ]},"next_evidence_step":"Pre-register a bounded high-fidelity simulation containing no more than twenty-four sector-transfer scenarios spanning nominal transfers, flight-plan amendments, temporary altitude or speed constraints, reroutes, protected controller remarks, invalid source data, emergency or abnormal status, failed acknowledgements, version mismatch, sequence loss, and residual overload. Freeze the handoff schema, expected-state model, protected classes, baseline fingerprint, validity windows, weighting table, reconstruction criteria, fallback triggers, and analysis plan before participant exposure. Compare the established complete-handoff workflow, simple field-revision highlighting, and the residual workspace in counterbalanced sessions. Measure the receiving controller's reconstructed state against the scenario truth, protected-information omissions, false additions, pending-obligation acknowledgement, baseline-mismatch detection, fallback behavior, coordination speech and interaction load, and recovery after injected source or channel faults. Independently replay random complete handoffs to test suppressed content. The result may support rejection or a later non-operational shadow evaluation only; it cannot authorize operational use.","prior_art_status":"UNSEARCHED","diversity_from_prior_proposals":"Proposal 1 concerned numerical flight-test sensor streams crossing a constrained air-to-ground telemetry link; its receiver reconstructed waveforms from matched onboard and ground predictors. This proposal concerns semantic transfer of responsibility between controllers, with a verified flight-plan and clearance baseline plus typed coordination residuals; it does not compress flight-test instrumentation. Proposal 2 concerned offline human review of composite ultrasound imagery and routed inspector attention to spatial deviations while retaining the raw scan. This proposal concerns real-time multi-actor coordination, acknowledgement, and pending operational obligations rather than material inspection or image interpretation. Proposal 3 used an efference copy of flight-control commands to cancel predicted self-generated structural response for an onboard load-alleviation supervisor. This proposal neither observes dynamic command-response behavior nor participates in aircraft control; it predicts shared controller knowledge and reconstructs a handoff state. It is independently adoptable as an air traffic coordination workspace and is not a feature or implementation detail of any earlier proposal.","revision_record":{"parent_version":null,"progress_targets_addressed":["Created a fourth complete proposal addressing inter-controller state transfer rather than telemetry, structural inspection, or flight-control supervision.","Specified a distinct semantic reconstruction and acknowledgement path with explicit comparison against all three sealed proposals."],"conceptual_changes":[],"operational_changes":[],"evidence_changes":[],"claim_changes":[]}}