Glossary

Term	Meaning
6-DoF	Six degrees of freedom: position (forward, right, down) and attitude (roll, pitch, yaw).
Allow-list	Receiver types the analytics may process. Anything else is refused and purged.
Boom envelope	The range of boom elevation, azimuth and extension in which contact is allowed. The ideal zone is a smaller region inside it.
Breakaway	An emergency separation: the receiver descends and drops back immediately.
Closure rate	How fast the receiver approaches the contact position, in m/s.
Contact	The boom nozzle is seated in the receiver's receptacle.
Custody manifest	The signed, hash-chained record of every product's hash and every action on it.
Drift	A change in tracking quality signals over recent sorties, per camera or fleet-wide.
Ghost	A reference trajectory (ideal or personal best) replayed alongside a sortie.
Hotwash	The immediate post-flight debrief.
IoU	Intersection over union: how well the fitted silhouette overlaps the receiver in the image (1 is perfect).
KLV	Key-length-value metadata carried in motion imagery (MISB ST 0601 and related standards).
Marking	The classification banner and controls for a product, for example `CUI//OPSEC/PRVCY`.
Overshoot	Moving more than 0.6 m forward of the contact position.
Pre-contact	The stabilized position behind and below the boom before closing to contact.
Release tag	The configuration version (`cfg-N`) recorded on every sortie, naming exactly which models assessed it.
RVS	The KC-46 Remote Vision System, the cameras and display the boom operator uses.
Sanitized video	The release product: terrain removed, markings blurred, overlays blacked out, metadata stripped, marked on every frame.
SCG	Security classification guide: the program's rules for what is classified and at what level.
STANAG 4609	NATO standard for digital motion imagery, as transport streams with KLV metadata.
xAPI	Experience API: a standard format for learning records.

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