Every day automated algorithms make decisions that can amplify the power of businesses
and governments. Yet as algorithms come to regulate more aspects of our lives, the contours …

In recent years, online social networking has revolutionized interpersonal communication.
The newer research on language analysis in social media has been increasingly focusing …

With the massive growth of social events in Internet, it has become more and more difficult to
exactly find and organize the interesting events from massive social media data, which is …

With the rapidly increasing popularity of social media sites (eg, Flickr, YouTube, and
Facebook), it is convenient for users to share their own comments on many social events …

This article contributes to the emergent literature on the use of social media at advocacy
organizations. Much of this existing literature focuses on these organizations' production of …

People invest time, attention, and emotion while engaging in various activities in the real-
world, for either purposes of awareness or participation. Social media platforms such as …

Social media have emerged as new communication channels between consumers and
companies that generate a large volume of unstructured text data. This social media content …

Given the intense attention that environmental topics such as climate change attract in news
and social media coverage, scientists and communication professionals want to know how …

The role of algorithms in the detection, curation and broadcast of news is becoming
increasingly prevalent. To better understand this role we developed CityBeat, a system that …

We introduce spatial patterns of Tweets visualization (SPoTvis), a web-based geovisual
analytics tool for exploring messages on Twitter (or “tweets”) collected about political …