One of the most pressing usability issues in the design of large web sites is that of the organization of search results. A previous study on a moderate-sized web site indicated t...
Jennifer English, Marti A. Hearst, Rashmi R. Sinha...
This paper presents the results of a qualitative research whose objective was to broaden the understanding on the participation of youngsters and adolescents on Internet-based soc...
Caroline Queiroz Santos, Ana Maria Pereira Cardoso
This paper presents an exploratory study of jihadi extremist groups' videos using content analysis and a multimedia coding tool to explore the types of videos, groups' mo...
The advent of social tagging systems has enabled a new community-based view of the Web in which objects like images, videos, and Web pages are annotated by thousands of users. Und...
This article explores how to develop complex data driven user models that go beyond the bag of words model and topical relevance. We propose to learn from rich user specific info...