EEG-Based Brain-Computer Interaction: Improved Accuracy by Automatic Single-Trial Error Detection Pierre W. Ferrez & José del R. Millán -- Poster ID W68 IDIAP Research Institute & Ecole Polytechnique Fédérale de Lausanne Simultaneous detection of motor imagery and errorrelated potentials (ErrP) for improved BCI interaction + Motor imagery & bands, central area = Error-related potentials Anterior cingulate cortex Bit rate doubled!!