Fig. 6
From: A magnetoencephalography dataset for motor and cognitive imagery-based brain-computer interface

Covariate shift (CS) between the training (Tr) (i.e. Session 1) and test (Ts) (i.e. Session 2) distributions in the β band (i.e. 14–30 Hz) of participant sub-20 dataset for different binary class combinations, where Class 1: Hand, Class 2: Feet, Class 3: Word, and Class 4: Subtraction.