[Freesurfer] analyses of single trials

2007-08-09 Thread Dara Manoach
Hi, Is it possible, with existing software, to extract signal changes at vertices, voxels, or ROIs for single trials, rather than across trials? This would allow an examination of intra-subject variability in BOLD response, habituation effects, etc... Something like this was done by: Ya

Re: [Freesurfer] analyses of single trials

2007-08-09 Thread Doug Greve
sorry, no we don't Dara Manoach wrote: Hi, Is it possible, with existing software, to extract signal changes at vertices, voxels, or ROIs for single trials, rather than across trials? This would allow an examination of intra-subject variability in BOLD response, habituation effects, etc...

[Freesurfer] Problem met on fsfast tutorial data

2007-08-09 Thread lan lin
I followed the Fsfasttutorial to learn fsfast. But when I run tkregister-sess -s mgh-101.1 -regheader, I always get such error message tkregister-sess logfile is /san1/acat/free/fun/fsfast-tutorial/fb1-preproc-study/log/tkregister- sess.log -

[Freesurfer] free surfer download issues

2007-08-09 Thread Jeffrey Dutschke
Hi all, I have tried several times to download the free surfer software, and have thus far failed to do so because the download stalls at around 800mB into the file download. Are you able to advise as to how I might overcome this problem. Specifically I have tried to download both the Apple int

Re: [Freesurfer] free surfer download issues

2007-08-09 Thread Nick Schmansky
Jeffrey, Did the failures occur within a particular period of time, or were downloads attempted on different days? Its possible that our servers may have been busy. The distribution is about 1.8GB in total (and 3.5GB after decompression). Does it always fail at around 800MB? Sorry I dont have

Re: [Freesurfer] free surfer download issues

2007-08-09 Thread Bruce Fischl
Hi Jeffrey, what does it say when it fails? Are you sure you have enough disk space free to save to? Bruce On Fri, 10 Aug 2007, Jeffrey Dutschke wrote: Hi all, I have tried several times to download the free surfer software, and have thus far failed to do so because the download stalls a

RE: [Freesurfer] free surfer download issues

2007-08-09 Thread Bruce Fischl
no problem, just glad you came up with a workaround. Bruce On Fri, 10 Aug 2007, Jeffrey Dutschke wrote: Hi guys, Thanks for your help, I think perhaps I was being timed out by the server (It seems to be an abnormally slow connection compared with the speeds I would expect). I seemed to have o

RE: [Freesurfer] free surfer download issues

2007-08-09 Thread Jeffrey Dutschke
Hi guys, Thanks for your help, I think perhaps I was being timed out by the server (It seems to be an abnormally slow connection compared with the speeds I would expect). I seemed to have overcome the problem by downloading a new ftp download program that allows me to resume the download. (I have