{"schema_version":1,"research_id":"eoa_inverse_innovation_exp06_external_evaluation_20260803","source_assessment_id":"predictive_residual_processing__aviation_aeronautics:P1:v0","cell_id":"predictive_residual_processing__aviation_aeronautics","search_queries":["NASA flight test telemetry bandwidth limitations onboard data recording telemetry compression flight test","flight test telemetry bandwidth predictive compression residual aerospace telemetry paper","IRIG 106 Chapter 10 telemetry standard compression PCM telemetry flight test","FAA flight test safety telemetry requirements flight test director instrumentation","site:ntrs.nasa.gov flight test telemetry compression bandwidth flight data predictive","aeronautical telemetry data compression predictive coding flight test instrumentation","flight test telemetry data compression real time vibration channels paper telemetry conference","NASA flight test telemetry spectrum bandwidth report aeronautical mobile telemetry","site:nasa.gov flight test safety handbook flight test director telemetry safety flight research official","site:ntrs.nasa.gov flight research safety telemetry flight test director handbook","NASA Armstrong flight research test safety process flight test plan instrumentation telemetry","DoD flight test safety telemetry policy test director instrumentation","10.1088/1742-6596/1827/1/012012 telemetry differential adaptive run length encoding","site:irig106.org irig 106-24 telemetry standards pdf","site:ntrs.nasa.gov 20170005549 airworthiness flight safety review process Armstrong"],"sources":[{"source_id":"S1","title":"NASA Spectrum Usage","publisher":"National Aeronautics and Space Administration","url":"https://www.nasa.gov/directorates/somd/space-communications-navigation-program/nasa-spectrum-usage/","source_class":"GOVERNMENT_OR_REGULATOR","publication_date":"2023-09-27","accessed_at":"2026-08-03","claims_supported":["NASA requires aeronautical-telemetry spectrum for links between flight vehicles and ground systems.","Real-time telemetry carries test parameters, video, command information, and flight-termination information.","NASA states that real-time monitoring of flight-test parameters helps minimize risk to pilots and aircraft during envelope-expansion maneuvers."]},{"source_id":"S2","title":"Avionics and Instrumentation Technologies","publisher":"NASA Armstrong Flight Research Center","url":"https://www.nasa.gov/centers-and-facilities/armstrong/avionics-and-instrumentation-technologies/","source_class":"OFFICIAL_ORGANIZATION_DATA","publication_date":"2021-12-07","accessed_at":"2026-08-03","claims_supported":["NASA Armstrong identifies static one-way PCM telemetry and crowded spectrum as limitations as research projects produce more data.","Armstrong developed and flight-used Ethernet via Telemetry to reduce bandwidth use, support dynamic subscriptions, and integrate aircraft data with ground displays.","Armstrong identifies real-time control-room analysis as valuable because incomplete or poor-quality data can require additional costly flights.","The page identifies Armstrong investigators and an organizational program that could adopt or authorize telemetry research."]},{"source_id":"S3","title":"AF10-BT10 Mission Prioritized Lossless Data Compression","publisher":"United States Air Force, reproduced by NASA Technical Reports Server","url":"https://ntrs.nasa.gov/api/citations/20110000792/downloads/20110000792.pdf","source_class":"GOVERNMENT_OR_REGULATOR","publication_date":"2010","accessed_at":"2026-08-03","claims_supported":["The Air Force solicited mission-prioritized acquisition, compression, and reduced-bandwidth representations for flight-test and other test data.","The solicitation states that sensor volume, limited transmission bandwidth, and limited human review capacity can impair timely and accurate processing.","It sought prioritization and compression without loss of signal integrity, including metadata, sensor correlation, and mission inference requirements.","The solicitation is direct evidence of a government funder's expressed need, but it does not report a deployed solution matching this candidate."]},{"source_id":"S4","title":"Optimizing PCM Bandwidth Usage in Flight Test by Real-time Data Analysis During Flight","publisher":"European Test and Telemetry Conference / Curtiss-Wright","url":"https://telemetry-europe.org/wp-content/uploads/2025/04/ettc2022-proceedings.pdf","source_class":"PRIMARY_RESEARCH","publication_date":"2022","accessed_at":"2026-08-03","claims_supported":["The paper reports increasing demand for flight-test data against limited PCM downlink bandwidth.","It proposes onboard real-time FFT processing, with raw vibration data retained onboard and reduced analysis products transmitted.","This is close operational prior art for shifting processing onboard to preserve useful vibration information under a link constraint, but it does not reconstruct the full ground waveform from a synchronized flight-response model and signed corrections."]},{"source_id":"S5","title":"Very-low bit rate spectral vibration compression for aerospace telemetry","publisher":"IOP Publishing, Measurement Science and Technology","url":"https://doi.org/10.1088/1361-6501/ae81ce","source_class":"PRIMARY_RESEARCH","publication_date":"2026-07-08","accessed_at":"2026-08-03","claims_supported":["The paper states that high-sample-rate vibration channels can consume most aerospace telemetry bandwidth.","It presents embedded microcontroller-supported vibration compression intended for very-low-rate telemetry and tests real-time processing under simulated flight scenarios.","The demonstrated scope is sounding-rocket-oriented spectral and energy information, not the candidate's multichannel reconstructive, consequence-weighted flight-response residual architecture."]},{"source_id":"S6","title":"Research on telemetry data compression technology based on inter frame differential adaptive run length encoding","publisher":"IOP Publishing, Journal of Physics: Conference Series","url":"https://doi.org/10.1088/1742-6596/1827/1/012012","source_class":"PRIMARY_RESEARCH","publication_date":"2021-03","accessed_at":"2026-08-03","claims_supported":["The paper applies inter-frame differencing and adaptive run-length encoding to recorded flight-test telemetry.","It reports an average compressed size of about 10.6% of the original data for its evaluated records, alongside compression/decompression speed penalties.","This establishes flight-test differential compression as prior art, but the reported objective is historical storage rather than safety-governed reconstructive air-to-ground residual communication."]},{"source_id":"S7","title":"IRIG 106-24 Telemetry Standards","publisher":"Telemetry Group, Range Commanders Council","url":"https://www.irig106.org/wiki/irig_106-24","source_class":"STANDARD","publication_date":"2024-10","accessed_at":"2026-08-03","claims_supported":["IRIG 106-24 supplies established interfaces for PCM, packet telemetry downlink, digital onboard recording, recorder packet formats, metadata configuration, network protocols, message formats, and management resources.","A residual prototype would need to interoperate with rather than replace this telemetry and recording ecosystem.","The standard does not itself evidence the candidate's flight-response predictor, consequence-weighted residual gate, independent raw audit, or safety fallback combination."]},{"source_id":"S8","title":"NASA Armstrong Flight Research Center Airworthiness and Flight Safety Review Process Overview","publisher":"NASA Armstrong Flight Research Center","url":"https://ntrs.nasa.gov/citations/20170005549","source_class":"GOVERNMENT_OR_REGULATOR","publication_date":"2017-06-06","accessed_at":"2026-08-03","claims_supported":["NASA Armstrong requires airworthiness, flight-safety, mission-readiness, and configuration-control reviews for flight projects.","Project teams are responsible for design, integration, verification, validation, hazard analysis, risk management, qualification, and flight-test preparation.","Independent Flight Readiness Review and the Airworthiness and Flight Safety Review Board assess hazards and residual risk; the Center Director is the flight-approval authority.","The process supports an offline-first evidence sequence but indicates that an eventual airborne or decision-facing deployment needs formal independent review and authorization."]}],"problem_evidence":{"support":"STRONG","rationale":"NASA and Air Force sources independently document scarce aeronautical-telemetry spectrum, increasing sensor volume, limited human review capacity, and the safety and test-efficiency importance of timely real-time data. Flight-test and aerospace papers specifically identify vibration channels as bandwidth-intensive. The candidate's stronger sortie-level assertions—how often necessary channels are delayed or absent and how often engineers must retrieve onboard data—were not quantified in public evidence.","source_ids":["S1","S2","S3","S4","S5"]},"stakeholder_evidence":{"support":"STRONG","rationale":"NASA Armstrong is an identifiable adopter and technical authority: it operates flight-test telemetry research, developed EVTM, uses control-room analysis, and names responsible investigators. The Air Force solicitation is explicit funder pull for mission-prioritized, reduced-bandwidth test telemetry. NASA's review process identifies the Chief Engineer, AFSRB, Test Systems, Flight Operations, Safety and Mission Assurance, and Center Director as relevant authorizers. No commitment to evaluate this specific residual architecture or provide sortie data was found.","source_ids":["S2","S3","S8"]},"prior_art":{"proximity":"ADJACENT_PRIOR_ART","closest_analogues":[{"name":"Air Force mission-prioritized lossless data compression program","similarity":"Targets flight-test sensor volume, bandwidth reduction, mission-prioritized selection, metadata, correlations, and preservation of signal integrity—the closest statement of the candidate's objective and allocation logic.","remaining_difference":"The source is a research solicitation, not evidence of a deployed matched onboard/ground predictor with signed reconstruction residuals, checksum gating, independent raw audits, and automatic full-frame fallback.","source_ids":["S3"]},{"name":"NASA Armstrong Ethernet via Telemetry with dynamic subscription","similarity":"Addresses crowded spectrum, reduces bandwidth use, supports reallocation, and has flight-test use with aircraft-to-ground integration.","remaining_difference":"It changes transport and subscriptions rather than representing expected measurements implicitly and transmitting model-relative signed corrections.","source_ids":["S2"]},{"name":"Onboard real-time FFT analysis for flight-test vibration telemetry","similarity":"Retains raw vibration data onboard while sending lower-volume, decision-relevant analysis over constrained PCM telemetry.","remaining_difference":"Ground users receive derived spectral products rather than a reconstructable multichannel time stream; no matched flight-response predictor, consequence gate, or audit-triggered decompression is described.","source_ids":["S4"]},{"name":"Very-low-bit-rate embedded spectral vibration compression","similarity":"Implements real-time onboard compression for bandwidth-dominant aerospace vibration channels on embedded hardware.","remaining_difference":"Its sounding-rocket-oriented spectral representation does not demonstrate aircraft response prediction, cross-channel signed innovations, synchronized reconstruction, safety bypasses, or flight-test control-room decisions.","source_ids":["S5"]},{"name":"Inter-frame differential adaptive run-length encoding of flight-test telemetry","similarity":"Uses differences between flight-test telemetry frames to exploit predictability and substantially reduce stored size.","remaining_difference":"It is primarily a lossless historical-storage codec and does not condition transmission on consequence, uncertainty, drift, independent raw audits, or operational fallback.","source_ids":["S6"]},{"name":"IRIG 106 telemetry and onboard recording framework","similarity":"Provides the incumbent packet, PCM, metadata, timing, recording, and network framework into which a residual codec would have to fit.","remaining_difference":"It standardizes transport and recording interoperability, not the candidate's governed predictive-residual policy.","source_ids":["S7"]}],"distinctive_claim_remaining":"Under the same preregistered air-to-ground bit budget and inclusive accounting for heartbeats, synchronization, anchors, audits, and fallback, a matched multichannel flight-response predictor plus signed, consequence-weighted residuals will reduce consequence-weighted reconstruction error or improve defined event-capture latency relative to fixed-priority decimation, a standard codec, and onboard threshold/FFT reporting, while preserving missingness discrimination and meeting rare-event, cumulative-error, and fallback-occupancy limits. Failure to outperform any simpler comparator, excessive fallback traffic, structured errors in independent raw windows, or missed safety-defined events falsifies the claim.","confidence":"MODERATE"},"implementation_evidence":{"support":"MODERATE","rationale":"Embedded real-time aerospace compression, differential flight-test compression, dynamic flight-test telemetry, standardized packet/metadata/recording interfaces, and formal flight-safety review workflows all exist. These make offline replay and a non-decision-facing shadow decoder technically credible. No relied source demonstrates the complete synchronized flight-response residual architecture on representative aircraft loads, aeroelastic, air-data, and control channels under packet loss, version mismatch, drift, and burst fallback. Access to calibrated raw sorties, link logs, event labels, target hardware constraints, and data rights remains unverified.","source_ids":["S2","S4","S5","S6","S7","S8"]},"scores":{"meaningful_impact":{"score":4,"rationale":"If validated, improved real-time visibility within a fixed link could support safer and more efficient envelope-expansion testing; NASA explicitly treats flight-test telemetry as risk-reducing. Realized impact and prevalence remain unmeasured.","source_ids":["S1","S2","S3"]},"stakeholder_pull":{"score":4,"rationale":"NASA Armstrong has active telemetry modernization work and the Air Force explicitly solicited mission-prioritized bandwidth reduction. Neither has expressed demand for this exact architecture.","source_ids":["S2","S3"]},"incremental_advantage":{"score":3,"rationale":"The candidate could preserve more reconstructable context than dynamic subscriptions, FFT products, thresholds, or generic differential compression, but comparative performance has not been measured and simpler approaches may dominate.","source_ids":["S2","S3","S4","S5","S6"]},"distinctiveness_plausibility":{"score":3,"rationale":"The coupled combination of flight-response prediction, signed reconstructive corrections, consequence weighting, raw audits, checksum gating, and fallback was not found in the eight-source search. Most individual mechanisms and the high-level objective are established or directly adjacent.","source_ids":["S2","S3","S4","S5","S6","S7"]},"technical_implementability":{"score":4,"rationale":"Offline implementation is credible using recorded data and established embedded compression and telemetry interfaces. Deterministic matched prediction, bounded latency, and fallback behavior on target airborne hardware still require testing.","source_ids":["S4","S5","S6","S7"]},"adoption_authority_feasibility":{"score":3,"rationale":"NASA's process clearly identifies technical, safety, configuration, and flight-approval authorities, and offline replay avoids operational authority. Later airborne suppression faces substantial independent review, verification, and risk-acceptance requirements.","source_ids":["S2","S8"]},"evidence_readiness":{"score":3,"rationale":"A bounded replay design, comparators, metrics, and falsifiers can be specified now, but the necessary full-rate sorties, link logs, event labels, and permissions are proprietary or otherwise not established by public sources.","source_ids":["S3","S7","S8"]},"safety_net_benefit":{"score":4,"rationale":"Authoritative onboard raw retention, independent raw samples, heartbeats, version checks, and full-frame fallback directly address plausible silent-failure modes. Their actual trip reliability, burst capacity, and rare-event coverage are untested.","source_ids":["S1","S7","S8"]},"scalability":{"score":3,"rationale":"IRIG-compatible packaging and reusable replay tooling could transfer across campaigns, but predictors, consequence classes, envelopes, sensor calibration, and approvals are aircraft- and test-point-specific.","source_ids":["S2","S7","S8"]}},"score_confidence":"MODERATE","costs":{"first_evidence":{"band_2026_usd":"50K_TO_250K","scope":"One preregistered offline replay, capped at ten existing sorties, covering data preparation, three comparator implementations, simulated link faults, independent scoring, and a written go/no-go report.","confidence":"MODERATE","assumptions":["Full-rate calibrated records, configurations, and event annotations already exist and can be accessed without acquisition fees.","A small team of telemetry, flight-dynamics, and data engineers works for roughly two to four months.","No aircraft modification, live display, certification, or new flight is included."],"source_ids":["S3","S6","S8"]},"initial_deployment_startup":{"band_2026_usd":"250K_TO_1M","scope":"Non-operational shadow ground display and hardware-in-the-loop prototype integrated with an existing IRIG-compatible replay or telemetry laboratory, including configuration management, cyber/data handling, verification, and independent safety review planning.","confidence":"LOW","assumptions":["Existing acquisition, recorder, and ground-station interfaces are reusable.","The prototype cannot alter required telemetry or operational decisions.","The estimate excludes new aircraft sorties and major airborne hardware qualification."],"source_ids":["S2","S7","S8"]},"operational_launch":{"band_2026_usd":"1M_TO_5M","scope":"Narrow production-quality airborne and ground integration for one aircraft/test campaign, including deterministic target hardware, environmental and electromagnetic qualification as applicable, end-to-end verification, hazard analysis, independent readiness review, limited shadow flight trials, training, and rollback integration.","confidence":"LOW","assumptions":["Existing radios, antennas, onboard recorder, sensors, and control-room infrastructure remain in place.","Scope is limited to selected non-mandatory channels and does not replace authoritative raw recording or flight-safety channels.","Aircraft-specific redesign, certification beyond the flight-test organization, dedicated aircraft time, or extensive flight campaigns could move cost above this band."],"source_ids":["S2","S7","S8"]},"annual_recurring":{"band_2026_usd":"250K_TO_1M","scope":"Per-year model and configuration maintenance, replay regression, raw-audit review, calibration and drift assessment, software assurance, safety-board support, operator training, and campaign-specific integration.","confidence":"LOW","assumptions":["One to three active aircraft or campaigns share core tooling.","No autonomous in-flight learning is permitted.","Flight-hour and range costs are excluded unless incurred specifically for this system."],"source_ids":["S2","S8"]}},"verified_pipeline_gates":{"externally_supported_problem":{"status":"YES","reason":"Independent government and research sources document flight-test telemetry spectrum constraints, growing sensor data, bandwidth-intensive vibration channels, and the safety value of real-time monitoring. Candidate-specific prevalence remains unquantified but is not required to establish that the general problem exists.","source_ids":["S1","S2","S3","S4","S5"]},"externally_credible_adopter_or_authorizer":{"status":"YES","reason":"NASA Armstrong is a credible adopter with active telemetry and control-room technology work; the Air Force is an evidenced funder; NASA's AFSR process identifies the relevant engineering, test-systems, flight-operations, safety, and Center-level authorizers.","source_ids":["S2","S3","S8"]},"distinct_testable_incremental_claim":{"status":"YES","reason":"The claim is contrastive against fixed-priority decimation, standard coding, and onboard threshold/FFT reporting and is falsifiable through inclusive bit accounting, reconstruction, event, missingness, and fallback metrics. The sources establish those approaches as meaningful comparators.","source_ids":["S2","S3","S4","S5","S6","S7"]},"bounded_next_evidence_step":{"status":"YES","reason":"A frozen, ten-sortie offline replay with explicit comparators, fault injections, metrics, halt criteria, and a go/no-go output is bounded and does not require operational suppression.","source_ids":["S3","S7","S8"]},"no_unresolved_safety_or_authority_stop":{"status":"UNCERTAIN","reason":"The offline step avoids aircraft control and operational telemetry changes, but access rights to complete sorties and the responsible organization's approval for using sensitive flight-test records are not evidenced. Any later airborne or decision-facing trial requires configuration control, independent hazard review, and flight authorization.","source_ids":["S7","S8"]},"credible_cost_scope_and_range":{"status":"UNCERTAIN","reason":"The four ranges are resource-equivalent engineering estimates with explicit scope and exclusions, but no labor-rate evidence, vendor quote, aircraft-interface inventory, qualification plan, or flight-hour estimate was available in the eight relied sources.","source_ids":["S2","S7","S8"]}},"next_evidence_step":"Secure a flight-test organization and data-rights owner, then preregister one offline shadow replay using at most ten fully recorded sorties from a single completed campaign. Freeze channels, flight-condition envelope, model and quantizer versions, the usable bit budget, audit rate, safety-event definitions, reconstruction tolerances, and halt rules before scoring. Compare (A) current fixed-priority transmission plus decimation, (B) an IRIG-compatible standard lossless or bounded-loss codec, (C) onboard threshold reporting or transmitted FFT products, and (D) the proposed synchronized residual reconstruction. Simulate recorded link constraints, representative packet loss, reordering, heartbeat loss, checksum mismatch, stale state, and out-of-envelope conditions. Count every residual, header, heartbeat, checksum, full-state anchor, audit window, and fallback bit. Primary outcomes are consequence-weighted reconstruction error, safety-event recall and latency, missingness discrimination, false escalation, fallback occupancy, compute latency, residual autocorrelation, and random-raw-window disagreement. Falsify the intervention if any simpler comparator meets all error, event, and decision requirements at equal or lower total resource cost; if a defined safety event is missed; if silence cannot be distinguished from loss; if structured audit error breaches tolerance; or if fallback traffic breaks the bit budget. The result may authorize only a separately reviewed shadow ground display, not operational suppression.","blocking_evidence":["No public same-data comparison shows that the complete architecture outperforms fixed-priority decimation, a standard codec, and onboard threshold or FFT reporting after all overhead is counted.","No partner commitment or verified right to use complete calibrated sorties, link logs, configurations, and safety-event labels was found.","The frequency and operational consequence of missing, delayed, or downsampled decision-relevant channels across representative flight-test campaigns remain unquantified.","Real-time deterministic compute load, synchronization behavior, reconstruction stability, and fallback burst occupancy on the intended airborne and ground hardware remain untested.","Rare-event and out-of-envelope recall cannot be established from average reconstruction error or the public prior-art studies.","Ground-engineer decision accuracy, workload, and trust when viewing reconstructed signals versus existing displays require operator evaluation.","Aircraft-specific integration, qualification, safety-review, and recurring-maintenance costs lack vendor quotes or a system inventory."],"research_disposition":"PARTNERED_RESEARCH_PROGRAM","world_novelty_boundary":"This evaluation measured neither world novelty nor patentability, freedom to operate, market size, or realized impact. The bounded search found established differential compression, onboard feature extraction, dynamic telemetry allocation, mission-prioritized compression research, telemetry standards, and safety-review practice. It did not establish whether the exact coupled architecture has appeared elsewhere, and absence from these eight sources is not evidence of world novelty.","arm":"COMPLETE_PROPOSAL_PORTFOLIO","candidate_version":0,"controller_recommendation":{"action":"STOP_EMPIRICAL_RESEARCH_NEEDED","repairable":false,"material_progress_observed":true,"progress_targets":["Obtain a named flight-test partner, documented data rights, and access to complete full-rate sorties and link logs.","Preregister the link budget, eligible envelope, comparators, event definitions, consequence weights, audit sampling, error tolerances, and falsifiers before model fitting.","Execute the capped replay and publish inclusive bit, latency, reconstruction, rare-event, missingness, compute, and fallback results for every comparator.","Demonstrate that random raw windows and risk-stratified windows do not reveal structured suppression or subgroup/regime failures beyond the error budget.","Measure whether flight-test engineers make equal or better time-bounded diagnostic decisions from reconstructed data without undue false escalation or misplaced confidence.","Obtain hardware-in-the-loop evidence for deterministic processing, packet-loss recovery, checksum refusal, heartbeat handling, and full-frame fallback under peak bursts.","Produce an aircraft-specific integration inventory, independent hazard analysis, configuration-control plan, authorization map, and vendor or labor-based cost estimate before any live trial."],"reason":"Web evidence verifies the general problem, credible adopters and funders, enabling standards, adjacent prior art, and a bounded non-operational test. The remaining decision turns on proprietary sortie data, comparative replay performance, hardware behavior, and operator decision fidelity. Those questions require partnered empirical work rather than additional bounded web research."},"proposal_index":1}