EEGLAB, SIFT, NFT, BCILAB, and ERICA: New Tools for Advanced EEG Processing
Figure 3
Two examples of (a) a set of subject head BEM meshes (modeling scalp, skull, cerebrospinal fluid (CSF), and cortex tissue boundaries) and (b) a FEM head volume for the same subject with 3-D voxels for scalp, skull, and brain tissues shown in different colors.