Funding Information: Open access funding provided by FCT|FCCN (b-on). This work was funded by the FCT\u2014Funda\u00E7\u00E3o para a Ci\u00EAncia e Tecnologia, through the Ph.D. Grants 2020.06024.BD and PD/BDE/150304/2019, supported by the NOVA Laboratory of Computer Science and Informatics (UIDB/04516/2020) and BRaNT project (PTDC/CCI-COM/30990/2017), by the ARDITI - Ag\u00EAncia Regional para o Desenvolviment...
Publisher Copyright: © 2022 by the authors. Licensee MDPI, Basel, Switzerland.; Wearable sensors have increasingly been applied in healthcare to generate data and monitor patients unobtrusively. Their application for Brain–Computer Interfaces (BCI) allows for unobtrusively monitoring one’s cognitive state over time. A particular state relevant in multiple domains is cognitive fatigue, which may impact performan...