Hi pfannmoe that seems reasonable given small registration inaccuracies and resampling issues
cheers Bruce On Wed, 10 Dec 2014, pfannmo...@uni-greifswald.de wrote: > Dear Bruce, > > if I take BA1, BA2, BA3a and BA3b and sum the probabilities at each vertex > there are 17 % of the vertices which show probabilities > 1. The largest > probability is 1.7778. There is a histogramm of the values attached to this > mail. Is there a possibility to correct those values? > > Respectfully pfannmoe > > > > On Wed, 10 Dec 2014 08:28:34 -0500 (EST) > Bruce Fischl <fis...@nmr.mgh.harvard.edu> wrote: > >> hmmm, is it on the boundaries of the labels? And only a bit >1? That can >> certainly happen due to resampling and small registration inaccuracies >> >> On Wed, 10 Dec 2014, >> pfannmo...@uni-greifswald.de wrote: >> >>> It is in fsaverage. >>> >>> >>> On Tue, 9 Dec 2014 14:37:43 +0100 >>> pfannmo...@uni-greifswald.de wrote: >>> >>>> Dear FreeSurfer Experts, >>>> >>>> I am puzzeled about the probabilities in the Brodmann area labels. If I >>>> take the Brodmann areas 1, 2, 3a and 3b and add their probabilities at a >>>> certain vertex a probability sum < 1 should arise. This is due to the fact >>>> that 10 brains where analyzed in order to compute the probabilities and in >>>> each brain only one Brodmann area was found at each location. In my >>>> current test I recognized that values > 1 occur as often as values < 1. >>>> How is this possible? >>>> >>>> Respectfully pfannmoe >>>> _______________________________________________ >>>> Freesurfer mailing list >>>> Freesurfer@nmr.mgh.harvard.edu >>>> https://mail.nmr.mgh.harvard.edu/mailman/listinfo/freesurfer >>>> >>>> >>>> The information in this e-mail is intended only for the person to whom it >>>> is >>>> addressed. If you believe this e-mail was sent to you in error and the >>>> e-mail >>>> contains patient information, please contact the Partners Compliance >>>> HelpLine at >>>> http://www.partners.org/complianceline . If the e-mail was sent to you in >>>> error >>>> but does not contain patient information, please contact the sender and >>>> properly >>>> dispose of the e-mail. >>>> >>> >>> >>> >> _______________________________________________ >> Freesurfer mailing list >> Freesurfer@nmr.mgh.harvard.edu >> https://mail.nmr.mgh.harvard.edu/mailman/listinfo/freesurfer > > > _______________________________________________ Freesurfer mailing list Freesurfer@nmr.mgh.harvard.edu https://mail.nmr.mgh.harvard.edu/mailman/listinfo/freesurfer
