作者: Bin He , Dezhong Yao , Dongsheng Wu
DOI: 10.1007/978-1-4615-4203-2_3
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摘要: Brain activation is a spatio-temporally-distributed process. While the electroencephalogram (EEG) offers excellent temporal resolution to characterize rapidly changing patterns of brain activation, conventional EEG techniques are limited mainly due their inability provide spatial information regarding activity. As result, invasive mapping procedures have been increasingly used [Towle et al, 1995]. It extremely desirable image spatially distributed electrical activity from noninvasive electromagnetic recordings. Such means would greatly increase our ability accurately localize regional pattern as and aid presurgical evaluation in medically refractory epilepsy.