Also, if you want to produce your one optimised scheme with N directions you can use the "gps” tool available in FSL (with the —optws option)
Cheers Stam On 11 Mar 2016, at 14:45, Harms, Michael <[email protected]> wrote: > > Hi, > Which specific gradient direction file are you referring to? There is the 3 > shell set that we used for HCP on the WU Connectome scanner; there is the 2 > shell set that we used for Lifespan Phase 1b piloting on the WU Connectome > scanner; and there is the 2 shell set that was used for Lifespan Phase 1b > piloting on the CMRR Prisma. > > The bigger issue is that you’re going to have to change a number of > acquisition related parameters since the Trio gradients don’t support > HCP/Lifespan-style DWI acquisitions. > > cheers, > -MH > > -- > Michael Harms, Ph.D. > ----------------------------------------------------------- > Conte Center for the Neuroscience of Mental Disorders > Washington University School of Medicine > Department of Psychiatry, Box 8134 > 660 South Euclid Ave. Tel: 314-747-6173 > St. Louis, MO 63110 Email: [email protected] > > From: <[email protected]> on behalf of Joy Williams > <[email protected]> > Date: Friday, March 11, 2016 at 8:31 AM > To: "[email protected]" <[email protected]> > Subject: [HCP-Users] HARDI gradient direction file > > Hello, > > We would like to acquire HARDI DTI data at our MRI Facility. We have a > Siemens Tim Trio (running Syngo VB17) and have the ability to run the DTI > sequence using a user specified gradient file. Could you possibly send me > the gradient directions that you use for your HARDI sequence? (approximately > 60 directions?) > > Thanks, > Joy > > ~~~~~~~~~ > Joy Williams, B.Sc.(Hons), M.R.T.(MR) > MRI Technologist > York University, York MRI Facility > Sherman Health Science Research Centre, Room 1010 > 4700 Keele Street > Toronto, ON M3J 1P3 > Tel: 416 736 2100 ext 44531 > www.yorku.ca/mri > _______________________________________________ > HCP-Users mailing list > [email protected] > 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. > _______________________________________________ > HCP-Users mailing list > [email protected] > http://lists.humanconnectome.org/mailman/listinfo/hcp-users _______________________________________________ HCP-Users mailing list [email protected] http://lists.humanconnectome.org/mailman/listinfo/hcp-users
