Analyzing the author and topic relations in email corpus is an important issue in both social network analysis and text mining. The AuthorTopic model is a statistical model that id...
It is well known that different types of social ties have essentially different influence between people. However, users in online social networks rarely categorize their contact...
Mobile devices such as cell phone, PDA and smart phone have been so popularized that they are to be a necessity for everyday life. These mobile devices can be very useful tools to ...
: Keeping in touch with family and friends should be easier now that we have a repertoire of communication tools available to us (e.g. SMS, IM, email, mobile and landline phones). ...
Abstract--The increasing popularity of social media is shortening the distance between people. Social activities, e.g., tagging in Flickr, bookmarking in Delicious, twittering in T...