No, it is not. Have you tried using -fslhrf option in mkanalysis-sess? On 01/09/2016 12:13 AM, LiTuX Sol wrote: > > Hi, > > I’m working on some fMRI data processing these days. In order to > construct a HRF, I find this Matlab function in fsfast. But after some > careful comparison, it seems that the gamma pdf in this function is > not consistent with FSL’s version, and differs from the standard gamma > pdf. So perhaps it is a typo in your code? > > In this function, the gamma pdf is written as: > > > pdfx = (b.^2) .* (…); > > But comparing to FSL’s feat_model.cc, I think this term should be > > > pdfx = (b.^a) .*(…); > > Which will be consistent with the original gamma pdf from Wikipedia. > > Thanks for your nice software and thanks for your attention.😊 > > Su, > > --- > > From Beijing Normal University. > > > > _______________________________________________ > Freesurfer mailing list > Freesurfer@nmr.mgh.harvard.edu > https://mail.nmr.mgh.harvard.edu/mailman/listinfo/freesurfer
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