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Thank you for your response. Yes, the key question is to adjust for
interscan variability through either histogram matching or ComBat before or
after longitudinal run.
Will await to see what the longitudinal freesufer experts think.
My best
AJ
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Hi AJ,
The longitudinal stream does not account for inter-scanner variability, but
does reduce biases related to registering subsequent timepoints to the
initial one.
Perhaps longitudinal experts could confirm, but I would run the
longitudinal stream,
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Hi,
I am running Freesurfer on longitudinal datasets all obtained on 3T
scanners. Unfortunately, many of the MRIs were done on different
scanners, Phillips and GE.
Would longitudinal pipeline help reduced scanner variability or should I
process crosse