I THINK your last timepoint shld be 17.5 which covers from 17.5 - 20 and makes the timewindow 25 sec. so, yu will have 10 timepoints in total. Balaji
Cameron Ellis > Hi, > I am running roisummary with an FIR analysis with a 25s timewindow, 5s > prestim and TR=2.5s. I In the summary output I receive 10 nestpercond but > shouldn't I receive 11 with these parameters? > > timecourse: -5.0 -2.5 0.0 2.5 5.0 7.5 10.0 12.5 15.0 17.5 20.0 > timepoint: 0 1 2 3 4 5 6 7 8 9 10 > > I did not mask the roi. If I should only receive 10 nestpercond which > timepoint is left out? Thanks in advance. > Cameron > _______________________________________________ > Freesurfer mailing list > Freesurfer@nmr.mgh.harvard.edu > https://mail.nmr.mgh.harvard.edu/mailman/listinfo/freesurfer > > > ----------------------- Balaji M Lakshmanan M.S. Research Technologist Mass. General Hospital (East) e-mail: [EMAIL PROTECTED] Phone: 617-726-9189 _______________________________________________ Freesurfer mailing list Freesurfer@nmr.mgh.harvard.edu https://mail.nmr.mgh.harvard.edu/mailman/listinfo/freesurfer