Fig. 15.

Integration of flexible electronics and deep learning for advanced non-invasive BCIs. a Schematic illustration and performance of the AHBH skin-interfaced biosensor for human emotion classification. Reproduced with permission [200].

Copyright 2022, John Wiley and Sons. b Schematic of VR-enabled portable BCIs. Reproduced with permission [201]. Copyright 2022, Elsevier. c Schematic of the system architecture featuring fully portable and wireless scalp electronics. Reproduced with permission [10]. Copyright 2019, Springer Nature