4.3k citations · 28.3k across the 97 of their papers we have counts for
4 papers · 2 filters
Central loops in random planar graphs
Benjamin Lion, Marc Barthelemy
Random planar graphs appear in a variety of context and it is important for many different applications to be able to characterize their structure. Local quantities fail to give in…
The fundamental diagram of urbanization
Giulia Carra, Marc Barthelemy
The process of urbanization is one of the most important phenomenon of our societies and it is only recently that the availability of massive amounts of geolocalized historical dat…
Is spatial information in ICT data reliable?
Maxime Lenormand, Thomas Louail, Marc Barthelemy +1
An increasing number of human activities are studied using data produced by individuals' ICT devices. In particular, when ICT data contain spatial information, they represent an in…
A global take on congestion in urban areas
Marc Barthelemy
We analyze the congestion data collected by a GPS device company (TomTom) for almost 300 urban areas in the world. Using simple scaling arguments and data fitting we show that cong…