Recent years have witnessed an explosion of extensive geolocated datasets related to
human movement, enabling scientists to quantitatively study individual and collective …

Complex systems are very often organized under the form of networks where nodes and
edges are embedded in space. Transportation and mobility networks, Internet, mobile phone …

A range of applications, from predicting the spread of human and electronic viruses to city
planning and resource management in mobile communications, depend on our ability to …

Despite their importance for urban planning, traffic forecasting and the spread of biological,,
and mobile viruses, our understanding of the basic laws governing human motion remains …

Social systems are in a constant state of flux, with dynamics spanning from minute-by-minute
changes to patterns present on the timescale of years. Accurate models of social dynamics …

Watts and Strogatz, with the publication in 1998 of their seminal paper on small-world
networks, opened the golden era of complex networks studies and showed in particular how …

This book discusses the study and analysis of the physical aspects of social systems and
models, inspired by the analogy with familiar models of physical systems and possible …

Novel aspects of human dynamics and social interactions are investigated by means of
mobile phone data. Using extensive phone records resolved in both time and space, we …

The use of mobile phone data provides new spatio-temporal tools for improving urban
planning, and for reducing inefficiencies in present-day urban systems. Data from mobile …

In this paper, we analyze statistical properties of a communication network constructed from
the records of a mobile phone company. The network consists of 2.5 million customers that …