We argue that users in social networks are strategic in how they post and propagate information. We propose two models — greedy and courteous — and study information propagatio...
Mangesh Gupte, MohammadTaghi Hajiaghayi, Lu Han, L...
Abstract--Microblogging sites allow users to post short messages online, offering a reliable way to communicate and to spread information quickly and efficiently; moreover, they ca...
Self-publication of news on Web sites is becoming a common application platform to enable more engaging interaction among users. Discussion in the form of comments following news ...
Jia Wang, Qing Li, Yuanzhu Peter Chen, Jiafen Liu,...
Reading and Commenting online news is becoming a common user behavior in social media. Discussion in the form of comments following news postings can be effectively facilitated if...
Previous research has shown a relationship between use of social networking sites and feelings of social capital. However, most studies have relied on self-reports by college stud...