usually this means that the talairach.xfm is no good. Check it visually in tkmedit (the matrix it's printing looks pretty odd - *very* big scale factors)

On Tue, 15 Aug 2006, Chacko Cherian wrote:

Hi all,

One of my subjects failed autorecon1 giving me this error:

mri_normalize -g 1 nu.mgz T1.mgz

using max gradient = 1.000 reading from nu.mgz... normalizing image... talairach transform 0.646 0.464 -0.179 -16.319; -0.497 0.598 -0.245 -56.371; -0.008 0.303 0.757 179.232; 0.000 0.000 0.000 1.000; INFO: Modifying talairach volume c_(r,a,s) based on average_305 MRInormalize: could not find any valid peaks mri_normalize: normalization failed Linux zoe 2.6.15-25-386 #1 PREEMPT Wed Jun 14 11:25:49 UTC 2006 i686 GNU/Linux

recon-all exited with ERRORS at Tue Aug 15 16:21:26 MST 2006

Thanks in advance

Chacko Cherian

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