---------- Forwarded message ---------- From: Mark Plantz <markplantz2...@u.northwestern.edu> Date: Mon, Aug 5, 2013 at 11:32 AM Subject: Re: [Freesurfer] TR,TE,TI,FA variability w/ mri_ca_train To: Bruce Fischl <fis...@nmr.mgh.harvard.edu>
thank you. Would the command simply be something like this: mri_modify -tr 0 -te 0 -ti 0 -fa 0 <input.mgz> <output.mgz> ? On Thu, Aug 1, 2013 at 1:41 PM, Bruce Fischl <fis...@nmr.mgh.harvard.edu>wrote: > Hi Mark > > the formatting got messed up so I can't parse your table. You can get > around this using mri_modify, and just setting everything to 0. As for the > effects, look at the images and see what you think. > > cheers > Bruce > > > On Thu, 1 Aug 2013, Mark Plantz wrote: > > Hello freesurfers, >> I currently have a series of images with various TR,TE,TI,FA values. I >> would like to use mri_ca_train to create a .gca atlas based on these >> segmented volumes. Unfortunately, they all have slightly different control >> parameters (TR,TE,TI,FA). Is there any way around this problem, or would >> it >> be best to break the subjects into multiple groups with the same control >> parameters? >> >> Here are the various parameters: [each row is a subject] >> >> TR >> TE >> TI >> flip angle >> 9.38 >> 3.86 >> 450 >> 12 >> 9.34 >> 3.86 >> 450 >> 12 >> 9.38 >> 3.86 >> 450 >> 12 >> 9.38 >> 3.86 >> 450 >> 12 >> 9.34 >> 3.86 >> 450 >> 12 >> 9.44 >> 3.87 >> 450 >> 12 >> 9.39 >> 3.86 >> 450 >> 12 >> 2065.98 >> 7.61 >> 886.92 >> 90 >> 9.45 >> 3.89 >> 450 >> 12 >> 9.41 >> 3.87 >> 450 >> 12 >> 9.41 >> 3.87 >> 450 >> 12 >> 9.42 >> 3.91 >> 450 >> 12 >> 9.38 >> 3.86 >> 450 >> 12 >> 9.38 >> 3.86 >> 450 >> 12 >> 9.44 >> 3.86 >> 450 >> 12 >> 9.44 >> 3.86 >> 450 >> 12 >> 9.38 >> 3.86 >> 450 >> 12 >> 9.38 >> 3.86 >> 450 >> 12 >> 9.38 >> 3.86 >> 450 >> 12 >> 9.34 >> 3.86 >> 450 >> 12 >> 9.34 >> 3.86 >> 450 >> 12 >> 9.39 >> 3.86 >> 450 >> 12 >> 1900 >> 2.6 >> 900 >> 9 >> 1900 >> 2.6 >> 900 >> 9 >> 1900 >> 2.6 >> 900 >> 9 >> 9.41 >> 3.87 >> 450 >> 12 >> 9.41 >> 3.87 >> 450 >> 12 >> 9.41 >> 3.87 >> 450 >> 12 >> 1900 >> 2.6 >> 900 >> 9 >> 9.41 >> 3.87 >> 450 >> 12 >> 1900 >> 2.6 >> 900 >> 9 >> 1900 >> 2.6 >> 900 >> 9 >> >> Thank you in advance. >> >> -Mark >> >> >> >> > > 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<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. >
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