Existing approaches for the processing of location-dependent queries implicitly assume location data expressed at maximum precision (e.g., GPS). However, there exist applications w...
In order to provide a streaming service of 3-D spatial objects to the mobile clients on a street, we propose a new query type, called continuous perspective query. The perspective ...
The size of the Web and its increase rate made it cumbersome to locate high precision results to a requested piece of information. The Semantic Web provides a framework and a set ...
Authentication and Authorisation Infrastructures (AAIs) are gaining momentum throughout the Internet. Solutions have been proposed for various scenarios among them academia, GRID ...
Avatars are increasingly used to express our emotions in our online communications. Such avatars are based on the assumption that avatar expressions are interpreted universally am...