Hello Xinqi, If you run your analysis on GPU or clusters, you will be able to save a lot of time as the analysis is quite expensive computationally and timely. Best, Amir Amir Dehsarvi Intelligent Systems Research Group | Department of Electronic Engineering | University of York On Sat, 18 Aug 2018 at 05:54, Xinqi Zhou <[log in to unmask]> wrote: > Dear all, > > I just do my first DCM analysis. A full model with 5 nodes and 3 > conditions was estimated via spm_dcm_estimate function. It took too much > time (around 40min) and CPU resourses (my CPU is i7) per subject. I have > multiple models and subjects to do. So, does anyone have any suggestions > for me on code or something else? > > Thank you. > > Best, > Xinqi Zhou >