We present the uPen, a laser pointer combined with a contactpushed switch, three press buttons and a wireless communication module. This novel interaction device allows users to i...
We present a novel method for interactive retrieval of 3D shapes using physical objects. Our method is based on simple physical 3D interaction with a set of tangible blocks. As th...
Abstract. We discuss the motivation for a novel style of tutorial dialogue system that emphasizes reflection in a design context. Our current research focuses on the hypothesis tha...
In this paper we present a system that automatically generates a 3D virtual world from a virtual institution (VI) specification, namely of activities that will take place in the v...
As video data is penetrating many information systems the need for database support for video data evolves. In this paper we present a generic data model that captures the structu...