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Units from drift

Infer physical units from their drift rates: fit Gaussian mixtures with a shared per-unit width and let a model-selection score choose how many units there are.

Methods Reading the stamps

Studies

Study Date Status Summary
Identifying the recording setup of every case 2026-10-18 open Recognising which equipment made each recording, from its serial ports and, where those fall short, from clock fingerprints, so that per-setup values can be used for every case.
Physical units, shared drift and time order 2026-10-11 current Device drift rates cluster into units: about 8 SNUADC boards and 8–18 BIS monitors. Part of the drift is shared by both devices of a case and changes between cases: the recorder PC's own rate. Case order carries no time information.