Affiliation: University of Washington
- Spatiotemporal imaging of cortical activation during verb generation and picture namingErik Edwards
Department of Psychology and Helen Wills Neuroscience Institute, University of California, Berkeley, CA, USA
Neuroimage 50:291-301. 2010..The data are discussed with regards to current leading models of speech perception and production, and a "dual ventral stream" hybrid of leading speech perception models is given...
- Cortical spatio-temporal dynamics underlying phonological target detection in humansEdward F Chang
Department of Neurological Surgery, University of California, San Francisco, San Francisco, CA 94143, USA
J Cogn Neurosci 23:1437-46. 2011....
- Comparison of time-frequency responses and the event-related potential to auditory speech stimuli in human cortexErik Edwards
Department of Psychology and Helen Wills Neuroscience Institute, University of California, Berkeley, Berkeley, CA, USA
J Neurophysiol 102:377-86. 2009..Across electrodes, the alpha suppression from 200 to 450 ms correlated with the preceding (50-200 ms) gammahigh increase. The results are discussed in terms of the different physiological origins of these electrocortical signals...
- Localization of neurosurgically implanted electrodes via photograph-MRI-radiograph coregistrationSarang S Dalal
Biomagnetic Imaging Laboratory, Department of Radiology and Biomedical Imaging, University of California, San Francisco, CA 94143 0628, USA
J Neurosci Methods 174:106-15. 2008..We demonstrate the results of our method in eight epilepsy patients implanted with electrode grids spanning the left hemisphere...
- Five-dimensional neuroimaging: localization of the time-frequency dynamics of cortical activitySarang S Dalal
Department of Radiology, University of California, San Francisco, CA 94143 0628, USA
Neuroimage 40:1686-700. 2008..This method enables the ultimate promise of MEG and EEG for five-dimensional imaging of space, time, and frequency activity in the brain and renders it applicable for widespread studies of human cortical dynamics during cognition...
- Spatiotemporal dynamics of word processing in the human brainRyan T Canolty
Helen Wills Neuroscience Institute, University of California, Berkeley, CA 94720 3190, USA
Front Neurosci 1:185-96. 2007....
- High gamma activity in response to deviant auditory stimuli recorded directly from human cortexErik Edwards
Department of Psychology, University of California, Berkeley, 94720, USA
J Neurophysiol 94:4269-80. 2005..We suggest that the high gamma oscillations are sensory-induced neocortical ripples, similar in physiological origin to the well-studied ripples of the hippocampus...
- Hierarchy of prediction errors for auditory events in human temporal and frontal cortexStefan Dürschmid
Department of Behavioral Neurology, Leibniz Institute for Neurobiology, 39120 Magdeburg, Germany Department of Neurology, Otto von Guericke University, 39120 Magdeburg, Germany Helen Wills Neuroscience Institute and Department of Psychology, University of California, Berkeley, CA 94720
Proc Natl Acad Sci U S A 113:6755-60. 2016..The results highlight the role of frontal cortex and Hγ activity in deviance detection and PE generation. ..
- Spatial resolution dependence on spectral frequency in human speech cortex electrocorticographyLeah Muller
Department of Neurological Surgery and Department of Physiology, University of California, San Francisco, 675 Nelson Rising Lane, Room 511, San Francisco, CA 94158, USA Joint Program in Bioengineering, UC Berkeley UC San Francisco, USA Medical Scientist Training Program, UC San Francisco, USA
J Neural Eng 13:056013. 2016..We empirically derive spatial spread functions to quantify the shared neural activity for each frequency band of the electrocorticogram...
- Synchronization measures of bursting data: application to the electrocorticogram of an auditory event-related experimentMark A Kramer
Program in Applied Science and Technology, University of California, Berkeley, California 94720 1708, USA
Phys Rev E Stat Nonlin Soft Matter Phys 70:011914. 2004..We apply the synchronization measure to human electrocorticogram data collected during an auditory event-related potential experiment. The results suggest a crude model of cortical connectivity...