Many Web3D sites do not offer sufficient assistance to (especially novice) users in navigating the virtual world, find objects/places of interests, and learn how to interact with ...
This paper describes an authoring language for specifying communicative behavior and interaction of agents in virtual worlds. We focus on the popular three-dimensional (3D) multi-...
Sebastian Ullrich, Helmut Prendinger, Mitsuru Ishi...
Is there a way for an algorithm linked to an unknown body to infer by itself information about this body and the world it is in? Taking the case of space for example, is there a w...
David Philipona, J. K. O'Regan, Jean-Pierre Nadal,...
In spite of decades of research on virtual worlds, our understanding of one popular form of virtual world behavior— raiding—remains limited. Raiding is important because it en...
Closed world reasoning is a common nonmonotonic technique that allows for dealing with negative information in knowledge and data bases. We present a detailed analysis of the comp...