The propagations of diseases, behaviors and information in real systems are rarely
independent of each other, but they are coevolving with strong interactions. To uncover the …

A great variety of systems in nature, society and technology–from the web of sexual contacts
to the Internet, from the nervous system to power grids–can be modeled as graphs of …

Bursty dynamics is a common temporal property of various complex systems in nature but it
also characterises the dynamics of human actions and interactions. At the …

Uncovering the structure of socioeconomic systems and timely estimation of socioeconomic
status are significant for economic development. The understanding of socioeconomic …

Modern technologies not only provide a variety of communication modes (eg, texting, cell
phone conversation, and online instant messaging), but also detailed electronic traces of …

The influence of microblog on information transmission is becoming more and more
obvious. By characterizing the behavior of following and being followed as out-degree and …

Large-scale interacting human activities underlie all social and economic phenomena, but
quantitative understanding of regular patterns and mechanism is very challenging and still …

GitHub is a social collaborative coding platform on which software developers not only
collaborate on codes but also share knowledge through blogs using GitHub Pages. In this …

Mobile phone calling is one of the most widely used communication methods in modern
society. The records of calls among mobile phone users provide us a valuable proxy for the …

Recent empirical observations suggest a heterogeneous nature of human activities. The
heavy-tailed inter-event time distribution at the population level is well accepted, while …