Source cancellation profiles of electroencephalography and magnetoencephalography

Article ID	Journal	Published Year	Pages	File Type
6033528	NeuroImage	2012	11 Pages	PDF

Abstract

âº MEG signals generated anteromedially are subjected to less cancellation than in EEG. âº Cancellation and sensitivity depend on cortical location for both EEG and MEG. âº This study provides ways to quantify source orientation effects on cancellation.

Keywords

ECoG SNR MAG NFT MP-RAGE hpi SVD Functional MRI Electroencephalography electrocorticography MRI MEG Probability density function singular value decomposition Magnetic resonance imaging Neuroimaging fMRI standard error of the mean BEM Superconducting quantum interference device Cancellation Squid CSF Cerebrospinal fluid boundary element model SEM Modeling Magnetometer magnetoencephalography Signal-to-noise ratio EEG Pdf Gradiometer