The first responder community has traditionally relied on calls from the public, officially-
provided geographic information and maps for coordinating actions on the ground. The …

Socialmedia data has been increasingly used to facilitate situational awareness during
events and emergencies such as natural disasters. While researchers have investigated …

Real-time social media platforms enable quick information broadcasting and response
during disasters and emergencies. Analyzing the massive amount of generated data to …

There is a need to understand large and complex datasets to provide better situa-tional
awareness in-order to make timely well-informed actionable decisions in critical …

In this paper, we propose EathquakeAware, a visual analytics system for social media
visualization. Our system supports analyzing geo-tagged messages from different …

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 pervasive deployment of surveillance cameras produces a massive volume of data,
requiring nuanced interpretation. This study thoroughly examines data representation and …

We present NEAT-a Visual Analytics approach to the collaborative management of large-
scale emergencies. NEAT unifies the analysis and annotation of heterogeneous, uncertainty …

Digital forms of citizen communication with response organizations through social media are
becoming more widespread during disasters. Public agencies often use this information to …

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