: In ubiquitous environments computers and smart devices, especially the technical view on them, disappear and users are supported to concentrate on the tasks they actually intend ...
In this paper, an interactive image retrieval scheme using MPEG-7 visual descriptors is proposed. The performance of image retrieval systems is still limited due to semantic gap, w...
Under current U.S. law and common understanding, the fundamental right granted by copyright is the right of reproduction – of making copies. Indeed, the very word “copyright”...
A group signature scheme allows a group member to sign messages anonymously on behalf of the group, while in case of a dispute, a designated entity can reveal the identity of a si...
In logic, the spatio-temporal location of a proposition is characterized precisely within a Cartesian system of space and time coordinates. This is suitable for characterizing the ...