Abstract. Cellular automata have rich computational properties and, at the same time, provide plausible models of physics-like computation. We study decidability issues in the phas...
Hosting a collection of millions of videos, YouTube offers several features to help users discover the videos of their interest. For example, YouTube provides video search, relate...
Sites like YouTube offer vast sources of data for studies of Human Computer Interaction (HCI). However, they also present a number of methodological challenges. This paper offers ...
The motivation behind many Information Retrieval systems is to identify and present relevant information to people given their current goals and needs. Learning about user preferen...
Maurice Coyle, Jill Freyne, Peter Brusilovsky, Bar...
We describe Uncle Roy All Around You, a mixture of game and theatre that took place in central London in late May and early June of 2003. Street players, equipped with handheld co...
Martin Flintham, Rob Anastasi, Steve Benford, Adam...