Optional ReadonlylostOptional ReadonlyframeSource frame rate used to scale lostTrackBuffer.
Optional ReadonlytrackMinimum confidence required to create a new track. Missing confidence is 1.
Optional ReadonlyminimumSuccessful observations required before a track receives an ID.
Optional ReadonlyminimumMinimum intersection-over-union accepted by assignment.
Missing-track buffer expressed in 30 FPS frames. Zero removes on the first miss.