Recent interest in the use of software character agents raises the issue of how many agents should be used in online learning. In this paper we review evidence concerning the rela...
In this paper, we study the trade-off in steganography between the number of embedding changes and their amplitude. We assume that each element of the cover image is assigned a sc...
Tac-tiles is an accessible interface that allows visually impaired users to browse graphical information using tactile and audio feedback. The system uses a graphics tablet which ...
What would a PKI look like if it were designed for implementability and deployability rather than strict adherence to a particular theoretical or mathematical model? This paper pr...
The release of computer hardware devices based on “trusted computing” technologies is heralding a paradigm shift that will have profound implications for digital forensics. In...