: Spatial data types or algebras for database systems should (i) be fully general (which means, closed under set operations, hence e.g. a region value can be a set of polygons with...
In this work, a new type of collaborative learning activity is proposed in order to enable students to explore and understand information in highly mobile situations. We call this ...
Gustavo Zurita, Nelson Baloian, Pedro Antunes, Fel...
Mobile phones are an ideal platform for augmented reality. In this paper we describe how they can also be used to support face to face collaborative AR gaming. We have created a c...
Over the last few years, the importance of mobile computing as been steadily increasing. While it is important to provide support for accessing databases in disconnected computing...
Driven by the ubiquitous deployment of mobile systems, the widespread use of the Internet, the rapid advances in wireless technologies, the insatiable demand for high-speed interac...