Hi Silvano, There is only one cluster in this image. They may appear two in some views but they are connected. All the best, Anderson On 4 April 2017 at 05:40, Silvano Sele <[log in to unmask]> wrote: > Dear FSL experts, > > i used the autoaq function with a thresholded map (t=1.64) and got one > cluster out if it. When i checked the map visually (threshold again 1.64) > in fsl view (3D viewer) i see 2 separated clusters. Do you have any ideas > why this is the case? Thanks a lot for the reponse. (i attached the file) > > Regards, > Silvano > >