Abstract Web Data Extraction is an important problem that has been studied by means of
different scientific tools and in a broad range of applications. Many approaches to extracting …

Transfer Entropy Page 1 Chapter 4 Transfer Entropy In this chapter we get to the essential
mathematics of the book—a detailed discussion of transfer entropy. To begin with we look at …

Social media are used as main discussion channels by millions of individuals every day.
The content individuals produce in daily social-media-based micro-communications, and the …

Social media has become the main vehicle of information production and consumption
online. Millions of users every day log on their Facebook or Twitter accounts to get updates …

An increasing fraction of today's social interactions occur using online social media as
communication channels. Recent worldwide events, such as social movements in Spain or …

Online socio-technical systems can be studied as proxy of the real world to investigate
human behavior and social interactions at scale. Here we focus on Instagram, a media …

On Facebook, most ties are weak Page 1 78 COMMUNICATIONS OF THE ACM | NOVEMBER
2014 | VOL. 57 | NO. 11 contributed articles On Facebook, Most Ties Are Weak …

The pervasive use of new mobile devices has allowed a better characterization in space and
time of human concentrations and mobility in general. Besides its theoretical interest …

The rise of the internet and mobile telecommunications has created the possibility of using
large datasets to understand behavior at unprecedented levels of temporal and geographic …

The popularity of social networks has grown manifolds in recent years because of various
activities like fast propagation of ideas, publicity, and news. Influence maximization (IM) is …