I looked at the team graph and thought it wasn't going to be very informative, but was surprised to see some of the very distinctive player patterns (e.g. Batti

I looked at the team graph and thought it wasn't going to be very informative, but was surprised to see some of the very distinctive player patterns (e.g. Battier). The graphics are brilliant. Is the image -> graph effect part of some library I haven't heard of?