Dear Pegah, Just out of curiosity why do you want to change the hyperparameters? This doesn't sound like the first thing a beginner would do. Vladimir On Wed, Mar 30, 2011 at 3:40 PM, Tayaranian Hosseini P. <[log in to unmask]> wrote: > Dear SPMers, > > I am very new to SPM so I have a basic question about it. How can I change hyperparameters in DCM section of EEG SPM? > There is a review priors button but I am not sure how to use it to change the hyperparameters. > > Best, > Pegah >