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. Author manuscript; available in PMC: 2021 Mar 1.
Published in final edited form as: IEEE Trans Biomed Eng. 2019 Jun 13;67(3):842–853. doi: 10.1109/TBME.2019.2921766

Figure 1.

Figure 1.

Dual layer EEG displayed on a mannequin head (A.). 128-channel scalp interfacing EEG electrodes and 40 mechanically coupled and inverted noise-only electrodes bundled into a dual layer EEG array. Noise-only sensors were referenced to an overlaid custom conductive fabric cap (B.).