Research

The Fix Is Simpler Than You Think: Gold r_norm for Chronic SBP Drift

Part 1 showed that a static decoder trained on Day 0 raw SBP actively misleads by year three. Here's the preprocessing step that fixes it — no cross-day alignment, no labels, no retraining.

2026-03-19

Ephys Drift AtlasNeuroscienceBCISignal Processing

The Signal That Won't Stay Still: SBP Drift in Chronic BCI Recordings

I loaded 30 sessions of chronic Utah-array data spanning three years and watched a trained decoder go from useful to actively harmful. Here's what the data showed me — and why I think it's a problem worth solving.

2026-03-18

Ephys Drift AtlasNeuroscienceBCISignal Processing