Assessing transient cross-frequency coupling in EEG data.

@article{citeulike:2151061, abstract = {Synchronization of oscillatory EEG signals across different frequency bands is receiving waxing interest in cognitive neuroscience and neurophysiology, and cross-frequency coupling is being increasingly linked to cognitive and perceptual processes. Several methods exist to examine cross-frequency coupling, although each has its limitations, typically by being flexible only over time or over frequency. Here, a method for assessing transient cross-frequency coupling is presented, which allows one to test for the presence of multiple, dynamic, and flexible cross-frequency coupling structure over both time and frequency. The method is applied to intracranial EEG data, and strong coupling between gamma ( approximately 40-80Hz) and upper theta ( approximately 7-9Hz) was observed. This method might have useful applications in uncovering the electrophysiological correlates of cognitive processes.}, address = {Department of Epileptology and Center for Life and Brain, University of Bonn, Germany.}, author = {Cohen, Michael X X. }, citeulike-article-id = {2151061}, doi = {http://dx.doi.org/10.1016/j.jneumeth.2007.10.012}, issn = {0165-0270}, journal = {J Neurosci Methods}, keywords = {analysis, eeg, methods, oscillations}, month = {October}, posted-at = {2007-12-20 10:31:18}, priority = {2}, title = {Assessing transient cross-frequency coupling in EEG data.}, url = {http://dx.doi.org/10.1016/j.jneumeth.2007.10.012}, year = {2007} }

TY - JOUR ID - citeulike:2151061 L3 - citeulike-article-id:2151061 TI - Assessing transient cross-frequency coupling in EEG data. JF - J Neurosci Methods AD - Department of Epileptology and Center for Life and Brain, University of Bonn, Germany. SN - 0165-0270 N2 - Synchronization of oscillatory EEG signals across different frequency bands is receiving waxing interest in cognitive neuroscience and neurophysiology, and cross-frequency coupling is being increasingly linked to cognitive and perceptual processes. Several methods exist to examine cross-frequency coupling, although each has its limitations, typically by being flexible only over time or over frequency. Here, a method for assessing transient cross-frequency coupling is presented, which allows one to test for the presence of multiple, dynamic, and flexible cross-frequency coupling structure over both time and frequency. The method is applied to intracranial EEG data, and strong coupling between gamma ( approximately 40-80Hz) and upper theta ( approximately 7-9Hz) was observed. This method might have useful applications in uncovering the electrophysiological correlates of cognitive processes. KW - analysis KW - eeg KW - methods KW - oscillations AU - Cohen, Michael X PY - 2007/10/30/ UR - http://dx.doi.org/10.1016/j.jneumeth.2007.10.012 ER -