Hi,

When you load brainmask.mgz as the second volume, it will be realigned to 001.mgz. The default resample method is nearest-neighbor. Thus you get the blocky look. You can try loading it with trilinear or cubic resampling like this from the command-line:

freeview -v 001.mgz brainmask.mgz -trilinear

Ruopeng

On 9/16/19 12:41 PM, Alexopoulos, Dimitrios wrote:

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Hi all,

I ran a 2yo subject through FS6.0 using ‘recon-all -i /firstdicom.dcm -all’ and the output segmentations and surfaces looks good.

Can someone explain why I see different alignments when I view the 001.mgz and brainmask.mgz files in freeview, depending on the order files are opened.

001.mgz AND brainmask.mgz -- 001 opened first in freeview followed by brainmask.mgz. Alignemnts OK but brainmask looks grainy.

Brainmask.mgz opened only in a new terminal. Rotated and looks smoother than brainmask above.

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