The importance of timely, accurate and effective use of available information is essential to
the proper management of emergency situations. In recent years, emerging technologies …

Nowadays, with the advance of technology, many applications generate huge amounts of
data streams at very high speed. Examples include network traffic, web click streams, video …

Microblogs are a tremendous repository of user-generated content about world events.
However, for people trying to understand events by querying services like Twitter, a …

Data surrounds each and every one of us in our daily lives, ranging from exercise logs, to
archives of our interactions with others on social media, to online resources pertaining to our …

Understanding how topics evolve in text data is an important and challenging task. Although
much work has been devoted to topic analysis, the study of topic evolution has largely been …

Geographically-grounded situational awareness (SA) is critical to crisis management and is
essential in many other decision making domains that range from infectious disease …

Purpose–Since its introduction in 2006, messages posted to the microblogging system
Twitter have provided a rich dataset for researchers, leading to the publication of over a …

It is important for many different applications such as government and business intelligence
to analyze and explore the diffusion of public opinions on social media. However, the rapid …

We present FluxFlow, an interactive visual analysis system for revealing and analyzing
anomalous information spreading in social media. Everyday, millions of messages are …

The status updates posted to social networks, such as Twitter and Facebook, contain a
myriad of information about what people are doing and watching. During events, such as …