Yes, that seems reasonable Bruce
On Dec 15, 2010, at 1:57 PM, "Ingalhalikar, Madhura" <[email protected]> wrote: > Bruce, > > Please ignore my earlier email. > Let me explain what I exactly need. > The wmparc.mgz gives me WM parcellation based on cortical parcellation. What > I need is just the boundary voxels from wmparc.mgz, such that each voxel in > my output has a neighbor in GM and other WM voxels are set to 0. > If there is already something available, that would be great. Otherwise I was > thinking of proceeding in the following manner, > > Input: WMparc.mgz, WM mask, GM mask. > Check if each voxel in WMparc.mgz is inside WM mask. > If yes, check if the voxel has atleast one neighbor in GM. > If yes, set this voxel as output. > else, > Output is 0. > > I hope it makes sense, > > Madhura > > > > -----Original Message----- > From: Bruce Fischl [mailto:[email protected]] > Sent: Wed 12/15/2010 11:05 AM > To: Ingalhalikar, Madhura > Cc: [email protected] > Subject: RE: [Freesurfer] WM parcelleted boundary > > Hi Madhura, > > I'm not sure I understand. The ?h.white is the boundary. If you want to > create a voxel representation of it you can use mris_fill > > cheers > Bruce > On Wed, 15 Dec > 2010, Ingalhalikar, Madhura wrote: > >> Bruce and Allison, >> Thanks for your prompt reply. For me wmparc.mgz is not entirely the correct >> solution. I just need the labeled WM boundary (ribbon) to seed my fiber >> tracking. So basically I will have to compute the boundary from wmparc.mgz. >> Is there anything that does that already? >> Thanks, >> Madhura >> >> >> -----Original Message----- >> From: Bruce Fischl [mailto:[email protected]] >> Sent: Fri 12/10/2010 8:13 PM >> To: Ingalhalikar, Madhura >> Cc: [email protected] >> Subject: Re: [Freesurfer] WM parcelleted boundary >> >> Hi Madhura, >> >> have you looked at the wmparc.mgz? It might be exactly what you want >> >> Bruce >> >> On >> Fri, 10 Dec 2010, Ingalhalikar, Madhura wrote: >> >>> Hi, >>> >>> Is there a way to get the cortical parcellations projected onto the WM >>> boundary? I need to seed the boundary of the cortical ROI ( in WM) for >>> fiber tracking. >>> Please let me know, >>> >>> Thank you, >>> Madhura >>> >>> >>> The information contained in this e-mail message is intended only for the >>> personal and confidential use of the recipient(s) named above. If the >>> reader of this message is not the intended recipient or an agent >>> responsible for delivering it to the intended recipient, you are hereby >>> notified that you have received this document in error and that any review, >>> dissemination, distribution, or copying of this message is strictly >>> prohibited. If you have received this communication in error, please notify >>> us immediately by e-mail, and delete the original message. >>> >>> _______________________________________________ >>> Freesurfer mailing list >>> [email protected] >>> 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. >> >> >> >> >> The information contained in this e-mail message is intended only for the >> personal and confidential use of the recipient(s) named above. If the reader >> of this message is not the intended recipient or an agent responsible for >> delivering it to the intended recipient, you are hereby notified that you >> have received this document in error and that any review, dissemination, >> distribution, or copying of this message is strictly prohibited. If you have >> received this communication in error, please notify us immediately by >> e-mail, and delete the original message. >> >> >> > > > > The information contained in this e-mail message is intended only for the > personal and confidential use of the recipient(s) named above. If the reader > of this message is not the intended recipient or an agent responsible for > delivering it to the intended recipient, you are hereby notified that you > have received this document in error and that any review, dissemination, > distribution, or copying of this message is strictly prohibited. If you have > received this communication in error, please notify us immediately by e-mail, > and delete the original message. > > _______________________________________________ Freesurfer mailing list [email protected] https://mail.nmr.mgh.harvard.edu/mailman/listinfo/freesurfer
