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Thank you very much Christian. I'll do it. On Wed, Feb 3, 2010 at 2:44 PM, Christian F. Beckmann <[log in to unmask]> wrote: > Hi > > In your case simply run melodic from the command line. Assuming that all single subject data has been pre-processed (smoothing/filtering/motion correction) and then transferred into a common space you simply > > (i) create a ascii text file listing all the input file, e.g. > ls ./my_study/my_subject*/fmri/data.nii.gz > all_files.txt > > (ii) create your own group mask > > (iii) call melodic with > > melodic -i all_files.txt -o whereever_you_want_the_output -m mask -a concat [other options] > > hth > Christian > > > > > On 3 Feb 2010, at 19:09, Leon Leyba wrote: > >> Hello, >> >> Thank you for making FSL an open-source tool. It is appreciated. >> >> Is it recommended that I use "melodic" from the command line (batch) or that >> I run the GUI and then edit the feat.fsf file (adding 70 more subjects). >> Also, on the GUI, I coudn't figure out how to turn off "Registration" (my >> images are already registered) or how to specify my own mask. >> >> I would like to receive values (PSC) for each session for each component for >> each subject, and their corresponding timecourses. >> >> I'm doing group ICA on pre- registered and normalized data. I have many >> (>70) subjects, 3 sessions, and 173 timepoints (TRs) per session. My >> experiment is event-related and I'm not assuming that the timecourse for >> each session will be the same although I am assuming the spatial maps to be >> the same and so I'm choosing "Multisession temporal concatenation". >> >> I will follow up the ICA with temporal regression to identify components of >> interest, region of interest (ROI) analysis, and regression with behavioral >> parameters. >> >> Thank you >