Hybrid surfaces are interactive systems combining techniques of direct-manipulation multi-touch surface interaction with elements of tangible user interfaces (TUIs). The design sp...
David S. Kirk, Abigail Sellen, Stuart Taylor, Nico...
Modern computer systems permit users to access protected information from remote locations. In certain secure environments, it would be desirable to restrict this access to a part...
Presence has taken shape as a way to present a comprehensive view of the communications capabilities of a user or resource. Standardized protocols allow for receiving presence dat...
Ron Shacham, Wolfgang Kellerer, Henning Schulzrinn...
This paper proposes and evaluates interaction techniques for camera-equipped mobile phones. The proposed techniques are based on a visual code system that provides a number of orie...
A mirror world, which is a virtual space modeling a physical space, attracts enormous interests from VR community recently. Various applications such as Second Life, Google Earth a...