Time-frequency transform based EEG data augmentation for brain-computer interfaces

Ziwei Wang, Siyang Li, Xiaoqing Chen, Dongrui Wu

Abstract: Highlights•Introduce a novel three-step EEG data augmentation framework.•Highlight the importance of integrating prior knowledge into EEG decoding.•Address simultaneously individual variability, non-stationarity and data scarcity in EEG decoding.•Achieve consistent performance improvements across 17 datasets from 3 BCI paradigms.