Social media popularity and importance is on the increase due to people using it for various
types of social interaction across multiple channels. This systematic review focuses on the …

Empirical evidences linking users' psychological features such as personality traits and
cybercrimes such as cyberbullying are many. This study deals with automatic cyberbullying …

There is a new generation of emoticons, called emojis, that is increasingly being used in
mobile communications and social media. In the past two years, over ten billion emojis were …

Social media are increasingly reflecting and influencing behavior of other complex systems.
In this paper we investigate the relations between a well-known micro-blogging platform …

This paper provides a general overview of the way local governments use Twitter as a
communication tool to engage with their citizens. More concretely, it tries to identify factors …

What are the limits of automated Twitter sentiment classification? We analyze a large set of
manually labeled tweets in different languages, use them as training data, and construct …

Gathering public opinion by analyzing big social data has attracted wide attention due to its
interactive and real time nature. For this, recent studies have relied on both social media and …

In this paper, we provide a sentiment analysis of the Twitter discussion on the 2016 Austrian
presidential elections. In particular, we extracted and analyzed a data-set consisting of …

Social media are an important source of information about the political issues, reflecting, as
well as influencing, public mood. We present an analysis of Twitter data, collected over 6 …

Most studies analyzing political traffic on Social Networks focus on a single platform, while
campaigns and reactions to political events produce interactions across different social …