Humans 4 Scalp human 4 scalp 4 Brain 3 Electroencephalography 3 article 3 brain 3 electroencephalography 3 Electrodes 2 adult 2 controlled study 2 electroencephalogram 2 Acute stress 1 Adult 1 Bad channels 1 Brain Mapping 1 Cerebral Cortex 1 Complex geometric structure 1 Complex structure 1 Dynamical systems 1 EEG 1 EEG microstates 1 EEG preprocessing 1 Electro-encephalogram (EEG) 1 Embeddings 1 Epilepsy 1 Functional Neuroimaging 1 Geometry 1 Health condition 1