Automatically determining the situation of an ad-hoc group of people and devices within a smart environment is a significant challenge in pervasive computing systems. Current appro...
Abstract--In distance teaching, direct feedback to the students is difficult to give, but crucial for their learning success. The system Asterix was developed in order to support t...
Manfred Widera, Barbara Messing, Gabriele Kern-Isb...
Reasoning on the Web is gaining in importance because of emerging Web applications such as contextadaptive Web systems (e.g. eLearning, recommender, personalised (multi-)media, an...
Multimodal grammars provide an expressive formalism for multimodal integration and understanding. However, handcrafted multimodal grammars can be brittle with respect to unexpecte...
Cryptography has emerged as an enormously important component of the networked world. People are hesitant to trust the World Wide Web and e-commerce without the protections crypto...