Leuthardt et al.. 2004; Rickert et at.
three-dimensions (Georgopoulos et al.. 1986: Kettner et al.. 1988). At 2005: Scherberger et al., 2.005; Schalk ... trackball move- gradiometers with a magnetic field resolution of 4 ft/Hz" or 0.8
ments (Georgopoulos et al., 2005: Jerbi et al. 2007). However, with the (ft/cm)/ Hzu2 in the white ... screen, wait for one of four circle decoding model was used (Fig. 2) (Georgopoulos et al.. 2005):
targets (03 cm diameter) to appear in the corner of the screen