Building on the work of games theorists and virtual world designers, this paper proposes a framework for understanding the real-virtual dichotomy in terms of a series of five fram...
We describe the design and implementation of secure and robust protocol and system for a national electronic lottery. Electronic lotteries at a national level are a viable cost eļ¬...
Elisavet Konstantinou, Vasiliki Liagkou, Paul G. S...
Telepointers are an important type of embodiment in real-time distributed groupware. Telepointers can increase the presence of remote participants and can provide considerable awa...
A three-part study of teachersā use of online resources and of the Digital Library for Earth System Education (DLESE) was conducted from 2004 through summer 2006. The first two ...
Online social media draws heavily on active reader participation, such as voting or rating of news stories, articles, or responses to a question. This user feedback is invaluable ...