'lo, Christian.
Hi
Just switch off the conversion (i.e. *not* use the --pbsc option which switches on conversion to percent BOLD signal change ;)
I suspect you have a great number of time points? If so, you should consider bypassing the dim. estimation and setting a number explicitly with the -d option.
hth
Christian
On 1 Oct 2012, at 20:40, Paul Robinson <[log in to unmask]> wrote:
> Greetings, FSLers!
>
> I've got some non-fMRI data in I'd to get ICA maps for, and am wondering if I can't do it with MELODIC. Well, melodic, really ;)
>
> I try to run (from within a subject's data folder):
>
> melodic -i my_4D_data.nii -o ICA --nomask --nobet --vn --pbsc --report --tr=.05 -v
>
> and standard output still tells me "Converting data to percent BOLD signal change". Do I need to supply boolean values to these flags (e.g., "--nobet=1"; not that it seems to make a difference when I do, as I get the same output). My data are sampled at 20Hz.
>
> Any help or pointers would be most appreciated.
>
> Thanks,
> Paul
>