Hi, I have a CTF axial data. Is the result of timelock first then do the ft_megplanar same as ft_megplanar first then timelock? I think both method should get the same result. Qi -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://mailman.science.ru.nl/pipermail/fieldtrip/attachments/20111219/024aa0e8/attachment.html>