Abstract. During this decade, it has been observed that many realworld graphs, like the web and some social and metabolic networks, have a scale-free structure. These graphs are ch...
We introduce the problem of query decomposition, where we are given a query and a document retrieval system, and we want to produce a small set of queries whose union of resulting...
Francesco Bonchi, Carlos Castillo, Debora Donato, ...
Web logs, or blogs, challenge the notion of authorship. Seemingly, rather than a model in which the author's writings are themselves a contribution, the blog author weaves a ...
Online communities can help people form productive relationships. Unfortunately, this potential is not always fulfilled: many communities fail, and designers don't have a sol...
Pamela J. Ludford, Dan Cosley, Dan Frankowski, Lor...
Museums attract increasing numbers of online visitors along with their conventional physical visitors. This paper presents a study of a mixed reality system that allows web, virtu...
Barry Brown, Ian MacColl, Matthew Chalmers, Areti ...