Automatic decomposition of electrophysiological data into distinct nonsinusoidal oscillatory modes.

"for simulations of neurophysiological data signals with brown noise were also considered (see supplemental material; all supplemental material is available at https://doi org/10 6084/m9 figshare 16680901 v1 )."

"all figures and analysis in this paper can be freely replicated with python code available at https://gitlab com/marcofabus/fabus2021_itemd ."

"DISCLOSURES No conflicts of interest, financial or otherwise, are declared by the authors."

"For the purpose of open access, the authors have applied a CC-BY public copyright license to any Author Accepted Manuscript version arising from this submission. Data collection and sharing for this project was provided by the Cambridge Centre for Ageing and Neuroscience (CamCAN). CamCAN funding was provided by the UK Biotechnology and Biological Sciences Research Council (Grant No. BB/H008217/1), together with support from the UK Medical Research Council and University of Cambridge, UK."