Semantic models have shown the utility of arbitrary user-de ned relationships for de ning the semantics of database information, while objectoriented models have developed a stron...
DBin is a Semantic Web application that enables groups of users with a common interest to cooperatively create semantically structured knowledge bases. These user groups, which we...
In this paper we describe the design of a relational agent interface for handheld computers and the results of a study exploring the effectiveness of different useragent interacti...
Graphical representations are a powerful way of conveying information. Their use has made life much easier for most sighted users, but people with disabilities or users who work i...
Research on social responses to computers often assesses only first-impression reactions during a single experimental session, providing limited knowledge about the lasting effect...