Time course of error detection and correction in humans: neurophysiological evidence. Export

@article{citeulike:2883815, abstract = {Using event-related brain potentials, the time course of error detection and correction was studied in healthy human subjects. A feedforward model of error correction was used to predict the timing properties of the error and corrective movements. Analysis of the multichannel recordings focused on (1) the error-related negativity (ERN) seen immediately after errors in response- and stimulus-locked averages and (2) on the lateralized readiness potential (LRP) reflecting motor preparation. Comparison of the onset and time course of the ERN and LRP components showed that the signs of corrective activity preceded the ERN. Thus, error correction was implemented before or at least in parallel with the appearance of the ERN component. Also, the amplitude of the ERN component was increased for errors, followed by fast corrective movements. The results are compatible with recent views considering the ERN component as the output of an evaluative system engaged in monitoring motor conflict.}, address = {Department of Neuropsychology, Otto von Guericke University, 39112 Magdeburg, Germany.}, author = {Rodriguez-Fornells, A. and Kurzbuch, A. R. and M\"{u}nte, T. F.}, citeulike-article-id = {2883815}, citeulike-linkout-0 = {http://view.ncbi.nlm.nih.gov/pubmed/12427856}, citeulike-linkout-1 = {http://www.hubmed.org/display.cgi?uids=12427856}, day = {15}, issn = {1529-2401}, journal = {The Journal of neuroscience : the official journal of the Society for Neuroscience}, keywords = {ern, error-correction, error-detection, kern, lrp}, month = {November}, number = {22}, pages = {9990--9996}, posted-at = {2008-06-11 22:02:25}, priority = {3}, title = {Time course of error detection and correction in humans: neurophysiological evidence.}, url = {http://view.ncbi.nlm.nih.gov/pubmed/12427856}, volume = {22}, year = {2002} }

TY - JOUR ID - citeulike:2883815 L3 - citeulike-article-id:2883815 N2 - Using event-related brain potentials, the time course of error detection and correction was studied in healthy human subjects. A feedforward model of error correction was used to predict the timing properties of the error and corrective movements. Analysis of the multichannel recordings focused on (1) the error-related negativity (ERN) seen immediately after errors in response- and stimulus-locked averages and (2) on the lateralized readiness potential (LRP) reflecting motor preparation. Comparison of the onset and time course of the ERN and LRP components showed that the signs of corrective activity preceded the ERN. Thus, error correction was implemented before or at least in parallel with the appearance of the ERN component. Also, the amplitude of the ERN component was increased for errors, followed by fast corrective movements. The results are compatible with recent views considering the ERN component as the output of an evaluative system engaged in monitoring motor conflict. IS - 22 JF - The Journal of neuroscience : the official journal of the Society for Neuroscience SN - 1529-2401 AD - Department of Neuropsychology, Otto von Guericke University, 39112 Magdeburg, Germany. EP - 9996 TI - Time course of error detection and correction in humans: neurophysiological evidence. VL - 22 SP - 9990 KW - ern KW - error-correction KW - error-detection KW - kern KW - lrp AU - Rodriguez-Fornells, A AU - Kurzbuch, AR AU - Münte, TF PY - 2002/11/15/ UR - http://view.ncbi.nlm.nih.gov/pubmed/12427856 ER -