Topic modeling is one of the most powerful techniques in text mining for data mining, latent
data discovery, and finding relationships among data and text documents. Researchers …

For social media users, profile updating and receiving Likes may feel like a reward, and elicit
positive emotions, reinforcing use of the platform. Could this mechanism have …

Usability Testing Essentials presents a practical, step-by-step approach to learning the
entire process of planning and conducting a usability test. It explains how to analyze and …

Students' informal conversations on social media (eg, Twitter, Facebook) shed light into their
educational experiences—opinions, feelings, and concerns about the learning process …

Two affordances of digital communication technologies, persistent contact and pervasive
awareness, are ushering in fundamental change to the structure of community. These …

Hundreds of thousands of crowdfunding campaigns have been launched, but more than half
of them have failed. To better understand the factors affecting campaign outcomes, this …

This paper looks at the use of online data, especially social media metrics, to assess media
audiences, with particular focus on musicians. It shows how audiences are defined by …

Based on a large data set of emoji using behavior collected from smartphone users over the
world, this paper investigates gender-specific usage of emojis. We present various …

This article investigates the use of social media for visual framing of the conflict in Eastern
Ukraine. Using a large set of visual data from a popular social networking site, Vkontakte …

Life is more than cat pictures. There are tough days, heartbreak, and hugs. Under what
contexts do people share these feelings online, and how do their friends respond? Using …