On Monday, October 03, 2011 14:52:11 you wrote:
> I'm sorry I have a couple of questions if you can help
>
> 1. I've been trying to analyse resting state fMRI data of a group of 8
> subjects before and after intervention. I've ran melodic and obtained the
> .gica file and have set up glm.gui two-sample paired t-test as suggested
> by the fsl website. Unfortunately I'm having trouble running
> dual_regression in terminal. It tells me command not found. Is this a case
> of needing an update or is there something more fundamental?
You need to download the dual regression script from the website and but it in
your fsl library folder.
> 2. The reason for analysing 8 currently is that 2 of my subjects had
> misregistration following melodic (patients 9 & 10) -
> file:///Users/StuartCurrie/Desktop/alc/01pre.gica/report_reg.html
>
> Do you think this is likely an error from raw data acquisition from the MR
> scanner?
The registration step occurs before ICA is actually run. It could indeed be an
irrecoverable acquisition problem, but it's also possible you could make those
two subjects work if you do the registration step manually.
|