Real-time social media data can provide useful information on evolving events and
situations. In addition, various domain users are increasingly leveraging real-time social …

Real-time tweets can provide useful information on evolving events and situations.
Geotagged tweets are especially useful, as they indicate the location of origin and provide …

Various domain users are increasingly leveraging real-time social media data to gain rapid
situational awareness. However, due to the high noise in the deluge of data, effectively …

Social media such as Twitter is an increasingly important “big data” source for disaster
situation awareness. However, social media often lacks context in terms of relating social …

The rise of social media platforms provides an unbounded, infinitely rich source of
aggregate knowledge of the world around us, both historic and real-time, from a human …

The research field of crisis informatics examines, amongst others, the potentials and barriers
of social media use during disasters and emergencies. Social media allow emergency …

Social media can be valuable for extracting information about an event or incident on the
ground. However, the vast amount of content shared, and the linguistic variants of …

Recent studies have demonstrated inspiring success in leveraging geo-tagged social media
data for applications such as event detection, location recommendation and mobile …

Social sensing has become an emerging and pervasive sensing paradigm to collect timely
observations of the physical world from human sensors. In this paper, we study the problem …

Situational awareness tries to grasp the important events and circumstances in the physical
world through sensing, communication, and reasoning. Tracking the evolution of changing …