Random walks are ubiquitous in the sciences, and they are interesting from both theoretical
and practical perspectives. They are one of the most fundamental types of stochastic …

Many systems on our planet shift abruptly and irreversibly from the desired state to an
undesired state when forced across a “tipping point”. Some examples are mass extinctions …

Increasing evidence suggests that a growing amount of social media content is generated
by autonomous entities known as social bots. In this work we present a framework to detect …

" What are the most effective methods to code and analyze data for a particular study? This
thoughtful and engaging book reviews the selection criteria for coding and analyzing any set …

Because effective influencers in an online social network (OSN) can significantly affect
consumers' purchasing decisions via trust among users in electronic word-of-mouth (eWOM) …

With over 800 million active users, Facebook is changing the way hundreds of millions of
people relate to one another and share information. A rapidly growing body of research has …

We study the social structure of Facebook “friendship” networks at one hundred American
colleges and universities at a single point in time, and we examine the roles of user …

Twitter is a new web application playing dual roles of online social networking and micro-
blogging. Users communicate with each other by publishing text-based posts. The popularity …

Twitter is a new web application playing dual roles of online social networking and
microblogging. Users communicate with each other by publishing text-based posts. The …

Online Social Networks (OSNs) have become an integral part of today's Web. Politicians,
celebrities, revolutionists, and others use OSNs as a podium to deliver their message to …