Re: [Freesurfer] Maximum number of subjects in make_average_subject?

2007-02-22 Thread martijn van den heuvel
h more quickly. On Thu, 22 Feb 2007, martijn van den heuvel wrote: > Hi bruce, > > Thanks for looking into my 'maximumnumber?' problem. Good to hear that you > have run in on 300+, at least I know it should be possible and there is no > fixed maximum number. > &

Re: [Freesurfer] Maximum number of subjects in make_average_subject?

2007-02-21 Thread martijn van den heuvel
Hi Martijn, it looks like we have a memory leak. We'll look into it and get back to you. I'm surprised you don't get past 253 with 16G of ram though. I've run it on 300 or so. Bruce On Wed, 21 Feb 2007, martijn van den heuvel wrote: > Dear Freesurfer-list, > > I&#

[Freesurfer] Maximum number of subjects in make_average_subject?

2007-02-21 Thread martijn van den heuvel
h 16 GB of system memory, and there is plenty of free memory when it runs. Is there a maximum set on the number of subjects you can use in 'make_average_subject'? Can I reset this value? Yours sincerely, Martijn van den Heuvel __

Re: [Freesurfer] center of pial surface in world coordinates

2006-06-11 Thread martijn van den heuvel
relative to the orig.mgz. If you run mri_info orig.mgz you will see c_{ras} values. Try adding or subtracting these. doug martijn van den heuvel wrote: Hi Doug, Thanks for your reply. Indeed, I can open the surface in both programs, but there seems to be a shift in a coordinate system. I w

Re: [Freesurfer] center of pial surface in world coordinates

2006-06-08 Thread martijn van den heuvel
rt COR. I'm at a disadvantage here in that I've not used Neurolens before. I'm not even sure what the problem is. You can show the surfaces in neurolens and in tksurfer, so what's the problem? doug martijn van den heuvel wrote: Dear Bruce, Thanks for your quick reply. I p

[Freesurfer] center of pial surface in world coordinates

2006-06-07 Thread martijn van den heuvel
displays in an RAS coordinate system in which (0,0,0)>> is essentially the center of the volume, whereas Neurolens is probably >> displaying scanner coordinates. Does it matter to you? Not sure I>> understand - is it causing you any problems?>>>> Bruce>>&

[Freesurfer] center of pial surface in world coordinates

2006-06-07 Thread martijn van den heuvel
), or does it do a general shift to the RAS centre? Generally, Im looking for the translation matrix from RAS to world coordinates, so I can apply this translation to the surface before loading it in Neurolens. I hope someone can help me with this question.Yours sincerely,Martijn van den Heuvel