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. 2011 Sep 22;6(9):e24642. doi: 10.1371/journal.pone.0024642

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Lei et al.

This is an open-access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are properly credited.

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Four surfaces show the performance for c = 0.1 (blue surface), c = 0.3 (red surface), c = 0.5 (grey surface), and c = 0.7 (cyan surface), as a function of different noise levels of EEG and fMRI .

Inline graphic — Four surfaces show the performance for c = 0.1 (blue surface), c = 0.3 (red surface), c = 0.5 (grey surface), and c = 0.7 (cyan surface), as a function of different noise levels of EEG and fMRI .