Both online and off, people frequently perform particular social roles. These roles organize behavior and give structure to positions in local networks. As more of social life bec...
Eric Gleave, Howard T. Welser, Thomas M. Lento, Ma...
—A Weblog is a Web site where entries are made in diary style, maintained by its sole author – a blogger, and displayed in a reverse chronological order. Due to the freedom and...
In this paper, we study methods for improving the utility and privacy of reputation scores for online auctions, such as used in eBay, so as to reduce the effectiveness of feedbac...
The advent of social network sites in the last years seems to be a trend that will likely continue. What naive technology users may not realize is that the information they provide...
We design two different strategies for computing the unknown content preferences in an online social network based on a small set of nodes in the corresponding social graph for wh...