How is work created, assigned, and completed on large-scale, crowd-powered systems like Wikipedia? And what design principles might enable these federated online systems to be mor...
Michel Krieger, Emily Margarete Stark, Scott R. Kl...
Today, with the proliferation of affordable computing, people use multiple devices to fulfill their information needs. Designers approach each device platform individually, with...
Abstract—Covert channels aim to hide the existence of communication between two or more parties. Such channels typically utilise pre-existing (overt) data transmissions to carry ...
Sebastian Zander, Grenville J. Armitage, Philip Br...
Being proactive and vigilant is the best defense against identity theft and the invasion of privacy. This recurrent advice from the public broadcasting attests that security breac...
This paper describes a qualitative user study of mobile phone TV usage undertaken during September 2005 and centered on the real world Mobile TV usage of paying subscribers of live...