Estimating the neural spike train from an unfused tetanic signal of low-threshold motor units using convolutive blind source separation.

"Declarations Ethics approval and consent to participateFor experimental dataset 1: The subjects gave informed consent verbally and in written form before the experimental procedure. The project conformed to the Declaration of Helsinki and was approved by the Swedish Ethical Review Authority (Reference 2019–01843).For experimental dataset 2: The experimental procedures followed the EU animal care guidelines, and the principles of Polish Law on the Protection of Animals were approved by the Local Bioethics Committee. This dataset was obtained (and consent for using it was given) by Professor Jan Celichowski, Department of Neurobiology, Poznan University of Physical Education, Poland. Consent for publicationNot applicable. Competing interestsThe authors declare that they have no financial and non-financial competing interests. Competing interests The authors declare that they have no financial and non-financial competing interests."

"Funding Open access funding provided by Lund University. This work was supported by the Swedish Research Council for Sport Science (D2023-0003), the Promobilia Foundation, Stiftelsen för bistånd åt rörelsehindrade i Skåne and the Swedish Research Council (DNR 2019–05601)."