{"schema_version":1,"experiment_id":"eoa_inverse_innovation_exp04_retrieval_first_paired20_20260802","cell_id":"negative_space_design__information_theory","round_index":0,"assessments":[{"hypothesis_id":"H1","search_queries":["blank screen pause interval lecture learning compared recap slide retention","segmentation principle pauses instructional video learning retention primary study","learner paced pauses instructional video cognitive load experiment","blank transition frames lecture playback fault study"],"sources":[{"source_id":"H1-S1","title":"Strategies for facilitating processing of transient information in instructional videos by using learner control mechanisms","publisher":"Springer Nature / Educational Technology Research and Development","url":"https://pmc.ncbi.nlm.nih.gov/articles/PMC9610327/","source_class":"PRIMARY_RESEARCH","claims_supported":["A randomized experiment compared guided pausing and timeline use, unguided learner control, and continuous presentation.","Guided pausing improved immediate recall and comprehension and produced better delayed recall than continuous presentation."]},{"source_id":"H1-S2","title":"Reducing cognitive load during video lectures in physiology with eye movement modeling and pauses: a randomized controlled study","publisher":"American Physiological Society","url":"https://journals.physiology.org/doi/full/10.1152/advan.00185.2021","source_class":"PRIMARY_RESEARCH","claims_supported":["A randomized study inserted pauses into a technical physiology video lecture.","Added pauses improved learning gain, directly establishing a close instructional-pause analogue."]},{"source_id":"H1-S3","title":"Does the Segmenting Principle Counteract the Modality Principle in Multimedia Instruction?","publisher":"ERIC full-text archive","url":"https://files.eric.ed.gov/fulltext/ED546876.pdf","source_class":"PRIMARY_RESEARCH","claims_supported":["The experiment compared cued recall at segment boundaries with pause-only segmentation.","Cued recall significantly outperformed pause-only conditions on retention and transfer tests.","The authors explicitly proposed controlled comparisons of pauses with short summaries or other stimuli as further work."]}],"closest_analogue":"System-controlled or learner-guided pauses between instructional segments, especially the experiment directly comparing pause-only boundaries with cued-recall boundaries.","overlap":"Validated segment boundaries, protected pauses, transient-information interference, retention outcomes, and experimental comparison with content presented during the pause are already present in multimedia-learning research.","remaining_difference":"The exact equal-duration comparison of an 8–15-second minimally cued blank frame against a recap slide in information-theory instruction, using 24-hour concept-discrimination accuracy and abandonment, was not located. That narrower instantiation does not separate the core intervention from the established segmentation-and-pause literature, and the closest comparative evidence favors active content over pause-only treatment.","classification":"OBVIOUS_COLLISION","disposition":"REJECT","rationale":"The causal mechanism and educational workflow have already been studied directly. The closest experiment also cuts against the proposed superiority of blank intervals over substantive boundary content, leaving mainly a domain, duration, and outcome-measure variation."},{"hypothesis_id":"H2","search_queries":["site:grafana.com/docs no data missing data dashboard alerting official","site:docs.datadoghq.com no data monitor missing telemetry official","network monitoring dashboard zero traffic versus no data telemetry empty state","observability UI distinguish no data permission denied filtered no results"],"sources":[{"source_id":"H2-S1","title":"Handle missing data in Grafana Alerting","publisher":"Grafana Labs","url":"https://grafana.com/docs/grafana/latest/alerting/guides/missing-data/","source_class":"OFFICIAL_PRODUCT_DOCUMENTATION","claims_supported":["Grafana distinguishes connectivity error, complete No Data, and Missing Series states.","Grafana exposes state-specific handling choices and recommends explicit missing-data detection rather than treating absence as a healthy value.","Missing-series annotations and configurable recovery behavior preserve diagnostic context."]},{"source_id":"H2-S2","title":"Understanding \"no results found\" message","publisher":"Elastic","url":"https://www.elastic.co/docs/solutions/observability/infra-and-hosts/understanding-no-results-found-message","source_class":"OFFICIAL_PRODUCT_DOCUMENTATION","claims_supported":["Elastic documents several distinct causes of an empty observability visualization, including irrelevant metrics, absent integrations, schema-mapping problems, and intentionally uncollected metrics.","The documentation associates causes with different corrective actions."]},{"source_id":"H2-S3","title":"Troubleshooting Dashboards","publisher":"OpenSearch Project","url":"https://observability.opensearch.org/docs/dashboards/troubleshooting/","source_class":"OFFICIAL_PRODUCT_DOCUMENTATION","claims_supported":["OpenSearch lists distinct causes for a No data panel, including restrictive filters, missing indexes, time-range mismatch, and query errors.","It provides cause-specific checks and fixes, including panel inspection and permission or request-error diagnosis."]}],"closest_analogue":"Grafana's explicit No Data, Missing Series, and connectivity-error state model with configurable state-specific handling.","overlap":"The analogue classifies empty observations by cause, keeps panel or alert context, distinguishes missing evidence from a zero-valued observation, and directs operators toward cause-specific diagnosis or recovery.","remaining_difference":"The proposed five-category taxonomy additionally names permission denial and zero traffic and specifies one recovery action per empty panel; a controlled NOC misclassification experiment was not found. Those are implementation and evaluation details atop an already deployed typed-absence pattern.","classification":"OBVIOUS_COLLISION","disposition":"REJECT","rationale":"Multiple first-party observability systems already diagnose empty panels by cause and provide cause-specific remediation. The hypothesis closely restates established product behavior."},{"hypothesis_id":"H3","search_queries":["error detecting code unused codewords invalid codewords decoder rejection reserved codewords","coding theory incomplete code unused codewords error detection primary source","IEC safety protocol reserved codewords invalid codewords error detection standard","forbidden symbols codes error detection reserved code space"],"sources":[{"source_id":"H3-S1","title":"Error detection, correction and decoding","publisher":"Cambridge University Press","url":"https://www.cambridge.org/core/books/abs/coding-theory/error-detection-correction-and-decoding/4A8D065E44F5DE7AE77A7EDD7905AF59","source_class":"AUTHORITATIVE_SECONDARY","claims_supported":["A block code is formally a subset of all fixed-length words, so words outside the code are unused representable strings.","Channel coding introduces redundancy so transmission errors can be detected or corrected.","Code rate depends on codebook size, directly expressing the tradeoff between unused space and payload rate."]},{"source_id":"H3-S2","title":"Safety measures – OPC Unified Architecture Part 15: Safety","publisher":"OPC Foundation","url":"https://reference.opcfoundation.org/specs/OPC-10000-15/5.3","source_class":"STANDARD","claims_supported":["The safety specification requires integrity checks and defined fault reactions for corrupted safety protocol data units.","Faulty protocol data units are discarded instead of being delivered as valid process values.","The standard combines rejection with timeout and sequence mechanisms for loss and other communication errors."]},{"source_id":"H3-S3","title":"Using Cantor sets for error detection","publisher":"Scientific Reports / Springer Nature","url":"https://pmc.ncbi.nlm.nih.gov/articles/PMC7924470/","source_class":"PRIMARY_RESEARCH","claims_supported":["The paper explicitly studies error detection using an encoding construction with a reserved forbidden symbol.","It treats reserved portions of the representation as detectable invalid regions, directly paralleling protected unused code space."]}],"closest_analogue":"Classical error-detecting block codes: only a separated subset of length-n words is valid, while received words outside that subset are rejected or decoded according to distance.","overlap":"Intentionally unused representable words, a validity boundary, decoder rejection, reduced undetected substitutions, and a rate-versus-detection tradeoff are foundational coding-theory components rather than a new construction principle.","remaining_difference":"The hypothesis specifies a particular reserved-region geometry and numerical target under an unspecified short-message channel. Optimizing that geometry for a concrete noise distribution could be a code-design exercise, but the stated hypothesis does not identify a construction that differs from ordinary distance-based error-detecting codes.","classification":"OBVIOUS_COLLISION","disposition":"REJECT","rationale":"The proposed negative space is precisely the redundancy and invalid received-word space used by standard error-detecting codes. The performance thresholds do not create a structural distinction."},{"hypothesis_id":"H4","search_queries":["supplementary material moving results out of main text reader comprehension scientific paper experiment","selective reporting supplementary appendix qualifications scientific articles reader comprehension","information visualization redundant results main text supplement technical paper readability experiment","journal author guidelines supplementary material essential results main text IEEE"],"sources":[{"source_id":"H4-S1","title":"Information for Authors — IEEE Signal Processing Letters","publisher":"IEEE Signal Processing Society","url":"https://signalprocessingsociety.org/publications-resources/ieee-signal-processing-letters/information-authors-spl","source_class":"OFFICIAL_GUIDANCE","claims_supported":["IEEE guidance says the main article should contain core ideas and suffice for most readers.","Supplementary material may hold proofs, additional simulations, datasets, and specialist detail.","Supplementary materials are submitted for review and remain linked to the article, making the cut recoverable."]},{"source_id":"H4-S2","title":"JxCDC Paper Submissions","publisher":"IEEE Council on Electronic Design Automation","url":"https://ieee-ceda.org/publication/jxcdc/jxcdc-paper-submission","source_class":"OFFICIAL_GUIDANCE","claims_supported":["The journal explicitly divides submissions into a concise main paper and optional supplementary material.","The main paper focuses on importance and key accomplishments or results, while detailed methods move to peer-reviewed supplementary material."]},{"source_id":"H4-S3","title":"Selective Reporting of Literature","publisher":"U.S. Office of Research Integrity","url":"https://ori.hhs.gov/selective-reporting-literature","source_class":"GOVERNMENT_OR_REGULATOR","claims_supported":["Concise journal formats require selection, but contrary evidence and methodological shortcomings must still be disclosed.","The guidance establishes a context-preservation guardrail against cuts that make the evidence misleading."]}],"closest_analogue":"IEEE's main-paper/supplement split: retain core claims and results in the main text while moving specialist proofs, simulations, methods, and other detail into linked, reviewed supplementary material.","overlap":"Claim-centered curation, omission of secondary technical detail, recoverability through supplements, preservation of core evidence, and safeguards against misleading selective reporting are established editorial practices.","remaining_difference":"The remaining testable difference is a preregistered rule that labels comparator results as redundant only after a claim-context preservation test, followed by a randomized reader study measuring time to identify the operative result and recall of qualifications. The shallow search found guidance and practice but no direct controlled test of that combined rule in information-theory manuscripts.","classification":"POSSIBLE_DISTINCTION","disposition":"ADVANCE","rationale":"The editorial structure itself is not new, but the explicit decision rule plus dual comprehension-and-qualification outcome test may be a distinguishable empirical contribution. Advancement is provisional and does not treat the absence of a located experiment as proof of novelty."},{"hypothesis_id":"H5","search_queries":["wireless sensor network silence as information symbol no transmission heartbeat protocol","event triggered sensor communication silence conveys state energy saving packet loss heartbeat","suppression based sensor communication implicit information silence primary research","scheduled silence codeword sensor network failure detection timeout"],"sources":[{"source_id":"H5-S1","title":"Heartbeat design for energy-aware IoT: Are your sensors alive?","publisher":"Expert Systems with Applications / Elsevier","url":"https://pure.coventry.ac.uk/ws/portalfiles/portal/23020720/Binder2.pdf","source_class":"PRIMARY_RESEARCH","claims_supported":["The paper studies sensors that suppress transmissions when the state has not changed and therefore use silence as implicit state information.","It identifies the exact ambiguity between normal suppression and node failure.","It proposes periodic heartbeats and optimizes their period against energy cost and failure-detection delay."]},{"source_id":"H5-S2","title":"Suppression and failures in sensor networks: A Bayesian approach","publisher":"University of Rhode Island Digital Commons","url":"https://digitalcommons.uri.edu/cs_facpubs/147/","source_class":"PRIMARY_RESEARCH","claims_supported":["The archived manuscript describes temporal suppression in which no report lets the sink infer that the reading remains within a known range.","It explicitly states that non-report is ambiguous between intentional suppression and message failure.","The repository marks this manuscript as withdrawn, so it is corroborating rather than decisive evidence."]},{"source_id":"H5-S3","title":"Pulse Position Coded Medium Access in energy-starved networks","publisher":"Computer Communications / Elsevier","url":"https://www.sciencedirect.com/science/article/abs/pii/S0140366417310496","source_class":"PRIMARY_RESEARCH","claims_supported":["The protocol encodes data in durations of silence between delimiter pulses.","It reports energy savings from using silence and fewer transmitted pulses and situates itself in prior Communication through Silence research."]},{"source_id":"H5-S4","title":"Design and Field Test of a WSN Platform Prototype for Long-Term Environmental Monitoring","publisher":"Sensors / MDPI","url":"https://pmc.ncbi.nlm.nih.gov/articles/PMC4431281/","source_class":"PRIMARY_RESEARCH","claims_supported":["The field-tested sensor platform uses periodic heartbeat packets in normal operation.","The study discusses the tradeoff between heartbeat frequency, message-loss resilience, channel capacity, and sensor energy use."]}],"closest_analogue":"Transmission-suppression sensor protocols paired with periodic heartbeats, especially the energy-aware heartbeat design that treats silence as normal unchanged state until a timeout indicates possible failure.","overlap":"Meaningful non-transmission, a shared decoder convention, ambiguity from loss or failure, periodic explicit heartbeat reintroduction, energy savings, and bounded failure-detection delay are all directly covered by prior sensor-network work. Communication-through-silence protocols additionally encode symbols in scheduled silent durations.","remaining_difference":"The hypothesis fixes assigned slots and a specified silent state and proposes particular thresholds of 20% radio-on reduction and one-heartbeat detection delay. Those parameters could be evaluated for a chosen radio and loss model, but they do not distinguish the mechanism from established suppression-plus-heartbeat protocols.","classification":"OBVIOUS_COLLISION","disposition":"REJECT","rationale":"A primary study already formulates essentially the same silence-versus-failure ambiguity and solves it with optimized periodic heartbeats, while adjacent work explicitly encodes information through silence."}],"nominated_ids":["H4"],"replenishment_recommended":true}