# BCI Metadata **Entity class:** Technology, method, or technical system **Domain:** Brain-Computer Interfaces / Data Standards **Doc Type:** Technical Concept Node **Maturity:** Standardized and Evolving **Related:** [[ISO-IEC TS 27571-2026]], [[Neural Signal Acquisition]], [[Neural Data Provenance]], [[Multimodal Neural Data]] --- ## Definition **BCI metadata** is the contextual information required to interpret a neural-interface record: timestamps, subject and session identifiers, device identity, sensor positions, modality, montage, impedance, sampling, events, tasks, calibration, preprocessing, clinical context, annotations, and access controls. ## Key insight Preserving signal values without their acquisition and interpretation context preserves bits but may destroy scientific meaning. Metadata is therefore part of the neural record rather than an optional description around it. ## Neurotech cluster route **Collection:** [[collections/Neurotech|Neurotech]] **Source articles:** [[articles/The Architecture of Continuity and Emerging Neuroinformatics Standards|The Architecture of Continuity and Emerging Neuroinformatics Standards]] ## Relationships [[wiki/BCI Metadata|BCI Metadata]] is related to [[collections/Neurotech|Neurotech]] through [[articles/The Architecture of Continuity and Emerging Neuroinformatics Standards|The Architecture of Continuity and Emerging Neuroinformatics Standards]]. <!-- BEGIN HUMANIZED RELATIONSHIPS 2026-09-11 --> This entry's documented connections are expressed in its definition and related-work routes, with provenance retained in the source-linked material. <!-- END HUMANIZED RELATIONSHIPS 2026-09-11 --> ## Related Work in the Corpus <!-- BEGIN HUMANIZED CORPUS ROUTES 2026-09-11 --> - In [[articles/The Architecture of Continuity and Emerging Neuroinformatics Standards|The Architecture of Continuity and Emerging Neuroinformatics Standards]], ****3\. Standardization of Brain-Computer Interfaces (BCI)**** provides the narrative context for **BCI Metadata**: Interface and standards route: neural interfaces · neural signal acquisition · non-invasive BCI · invasive BCI · BCI metadata · multimodal neural data · multimodal fusion · ISO/IEC 8663:2025 · ISO/IEC TS 27571:2026 · IEEE P2731 ·… <!-- END HUMANIZED CORPUS ROUTES 2026-09-11 -->