Twitter is the third most popular worldwide Online Social Network (OSN) after Facebook and
Instagram. Compared to other OSNs, it has a simple data model and a straightforward data …

A serious challenge when finding influential actors in real-world social networks is the lack
of knowledge about the structure of the underlying network. Current state-of-the-art methods …

Cryptocurrencies are a novel and disruptive technology that has prompted a new approach
to how currencies work in the modern economy. As such, online discussions related to …

The growth of social media has revolutionized the way people access information. Although
platforms like Facebook and Twitter allow for a quicker, wider and less restricted access to …

In this paper we model user behaviour in Twitter to capture the emergence of trending
topics. For this purpose, we first extensively analyse tweet datasets of several different …

Content curation social networks (CCSN) develop rapidly. Pinterest and Huaban are two
typical CCSNs. Recently, there is active research on CCSNs. As a kind of content based …

Several models have been proposed that describe the evolution of the graph properties of
many online social networks (OSNs) and explain the behavior of their users. These models …

On online social networks such as Twitter, retweeting allows users to share a variety of
content to their own followers. As tweets are retweeted from user to user, large cascades of …

Social Media platforms in Cyberspace provide communication channels for individuals,
businesses, as well as state and non-state actors (ie, individuals and groups) to conduct …

Extreme pricing anomalies may occur unexpectedly without a trivial cause, and equity
traders typically experience a meticulous process to source disparate information and …