Hi Jon,

this is not really a longitudinal problem. You can look at this tutorial on how to check/fix bad talairach:
https://surfer.nmr.mgh.harvard.edu/fswiki/FsTutorial/Talairach_freeview

Best, Martin

On 07/01/2013 01:03 PM, Bruce Fischl wrote:
Hi Jon

have you visually inspected the results of the tal xform?
Bruce
On Mon, 1 Jul 2013, Jonathan Holt wrote:

Log file indicates manual talairach alignment may be necessary. 
ERROR: talairach_afd: Talairach Transform: transforms/talairach.xfm ***FAILED*** (p=0.0079,
pval=0.0000 < threshold=0.0050)
Manual Talairach alignment may be necessary

Can anyone provide direction. Alternatively, the error indicates talairach alignment can be skipped
with -notal-check flag. Is this step completely necessary?

jon




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-- 
Martin Reuter, Ph.D.
Assistant in Neuroscience - Massachusetts General Hospital
Instructor in Neurology   - Harvard Medical School
MGH / HMS / MIT

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