<div dir="ltr">Hello eeglab list:<div><br></div><div>After running a 2nd ICA on a dataset we sometimes run into into strange ICs in the first few positions, usually ICs 1-5. </div><div><br></div><div>Here is an example (images of IC1-4 for a single subject):</div><div><br clear="all"><div><a href="https://www.dropbox.com/sh/zz9zt7qoa8coq85/AAD7J3FaEx7QWEe_ti9OuLxda?dl=0">https://www.dropbox.com/sh/zz9zt7qoa8coq85/AAD7J3FaEx7QWEe_ti9OuLxda?dl=0</a><br></div><div><br></div><div>It looks like it might be the same thing in the "How to deal with 'corrupted' ICA decompositions section on the wiki but I don't know for sure. We do normally reduce our 64ch recordings to 32ICs using the 'pca' option.</div><div><br></div><div><br></div><div>Does anyone have any experience with this? Is something wrong with our settings?</div><div><br></div><div>Thank you,</div><h3><br></h3>-- <br><div><div dir="ltr">Isaiah Innis<br>Indiana University '13<br>EEG Technician, IUB IRF<br><br></div></div>
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