Despite the increasing use of social media platforms for information and news gathering, its
unmoderated nature often leads to the emergence and spread of rumours, ie, items of …

With the ubiquity of advanced web technologies and location-sensing hand held devices,
citizens regardless of their knowledge or expertise, are able to produce spatial information …

The widespread dissemination of misinformation in social media has recently received a lot
of attention in academia. While the problem of misinformation in social media has been …

A new era of Information Warfare has arrived. Various actors, including state-sponsored
ones, are weaponizing information on Online Social Networks to run false-information …

Many previous techniques identify trending topics in social media, even topics that are not
pre-defined. We present a technique to identify trending rumors, which we define as topics …

Online social networks (ONSs) such as Twitter have grown to be very useful tools for the
dissemination of information. However, they have also become a fertile ground for the …

Social media is an invaluable source of time-critical information during a crisis. However,
emergency response and humanitarian relief organizations that would like to use this …

Over the past couple of years, anecdotal evidence has emerged linking coordinated
campaigns by state-sponsored actors with efforts to manipulate public opinion on the Web …

Social media platforms provide active communication channels during mass convergence
and emergency events such as disasters caused by natural hazards. As a result, first …

The problem of automatic detection of fake news in social media, eg, on Twitter, has recently
drawn some attention. Although, from a technical perspective, it can be regarded as a …