I hadn't heard of that filter they used before - https://jaantollander.com/post/noise-filtering-using-one-euro-filter/ https://jaantollander.com/post/noise-filt

I hadn't heard of that filter they used before - https://jaantollander.com/post/noise-filtering-using-one-euro-filter/ https://jaantollander.com/post/noise-filtering-using-one-eur... Better than a simple lowpass box filter/average and a simpler than a kalman.