Hi Dhaval we resample all input images to 256^3 and 1mm isootropic unless we are explicitly told not to. We call this "conforming"
cheers Bruce On Mon, 3 Apr 2017, Dhaval Shah wrote: > Just a correction, > > The original image matrix size is (256x256x160) and the resulted image > matrix size is (256x256x256). > > On Mon, Apr 3, 2017 at 4:35 PM, Dhaval Shah <ds...@bnac.net> wrote: > Hi All, > > I am new and a very basic question about freesurfer processing. > > I ran recon-all on a high res-T1 image(128x128x80 matrix size), but > after recon-all the folder mri contains resulted (brain.mgz and > orig.mgz) T1 images has (127x128x128 matrix size). > > 1) how come the dimensions are changed? Is it normal? > 2) how can i keep the dimensions same as the original? > 3) is it possible that i will always get the higher matrix size image > data? > > for simplicity, i converted resulted orig.mgz to nii format and loaded > it in to fslview. Please find the first image (Original) and the > second image (after recon-all but orig.mgz). > > Your help is greatly appreciated. > > -- > Kind regards, > Dhaval Shah > > MRI Research fellow,MRI Physicist,Clinical Trial Research Staff > Buffalo Neuroimaging Analysis Center > State University of New York at Buffalo > Department of Neurology > 100 High St., D-2, Buffalo, NY 14203 > ds...@bnac.net//http://mbl.bnac.net > > > > > -- > Kind regards, > Dhaval Shah > > MRI Research fellow,MRI Physicist,Clinical Trial Research Staff > Buffalo Neuroimaging Analysis Center > State University of New York at Buffalo > Department of Neurology > 100 High St., D-2, Buffalo, NY 14203 > ds...@bnac.net//http://mbl.bnac.net > > _______________________________________________ Freesurfer mailing list Freesurfer@nmr.mgh.harvard.edu https://mail.nmr.mgh.harvard.edu/mailman/listinfo/freesurfer The information in this e-mail is intended only for the person to whom it is addressed. If you believe this e-mail was sent to you in error and the e-mail contains patient information, please contact the Partners Compliance HelpLine at http://www.partners.org/complianceline . If the e-mail was sent to you in error but does not contain patient information, please contact the sender and properly dispose of the e-mail.
