Not sure exactly what you mean there by removing the group average effect. In the design matrix?
I am now doing effectively that with a random subject, just wanted to draw / leech on the community to see if anyone was able to make an informed recommendation about which subject to choose for the first registration step. On 1 April 2017 at 15:13, Glasser, Matthew <glass...@wustl.edu> wrote: > That does seem like a lot of computations. Why not pick a random > individual, register to that and then remove the group average effect of > registration, retaining the improved alignment across subjects while > eliminating the bias caused by the initial subject? > > Peace, > > Matt. > > From: <hcp-users-boun...@humanconnectome.org> on behalf of John Griffiths > <j.davidgriffi...@gmail.com> > Date: Saturday, April 1, 2017 at 2:09 PM > To: "hcp-users@humanconnectome.org" <hcp-users@humanconnectome.org> > Subject: [HCP-Users] most typical subject for FA registration? > > > Hello. > > I was wondering if anyone has done the all-to-all TBSS registration step > on FA images from the WU-Minn data to find the most typical subject for > two-step FNIRT FA registration? > > If so would it be possible to get the most typical subjects' IDs? > > This would save me (and I'm sure many others) a very hefty analysis step. > > Ta, > > john > > > > > > -- > > Dr. John Griffiths > > Post-Doctoral Research Fellow > > Rotman Research Institute, Baycrest > > Toronto, Canada > > and > > Honorary Associate > > School of Physics > > University of Sydney > > _______________________________________________ > HCP-Users mailing list > HCP-Users@humanconnectome.org > http://lists.humanconnectome.org/mailman/listinfo/hcp-users > > > ------------------------------ > > The materials in this message are private and may contain Protected > Healthcare Information or other information of a sensitive nature. If you > are not the intended recipient, be advised that any unauthorized use, > disclosure, copying or the taking of any action in reliance on the contents > of this information is strictly prohibited. If you have received this email > in error, please immediately notify the sender via telephone or return mail. > -- Dr. John Griffiths Post-Doctoral Research Fellow Rotman Research Institute, Baycrest Toronto, Canada and Honorary Associate School of Physics University of Sydney _______________________________________________ HCP-Users mailing list HCP-Users@humanconnectome.org http://lists.humanconnectome.org/mailman/listinfo/hcp-users
