It can be seen from the maps, that there are definitely some big hubs in
North America
defined by single very
influential users. There is also a hub in Europe mainly around
Paris and smaller hub in Asia around Beijing. There seems to be many connections
across borders.
Overview
The number of connections across continents and within borders can be seen in the table below,
where it is clear
that most connections are made between the two main represented continents Europe and North America.
Interestingly, there are more connections
between these continents than within Europe itself showing the dominance of
North American users on GitHub related to
machine learning.