Applications of description logics to improve multimedia information retrieval for efficient educational tools
Serge Linckels, Christoph Meinel · 2008
There is a growing discrepancy between the creation of digital content and its actual employment and usefulness in a learning society. Technologies for recording lectures have become readily available and the sheer number and size of such objects produced grows exponentially. However, in practice most recordings are monolithic entities that cannot be integrated into an active learning process offhand. To overcome this problem, recorded lectures have to be semantically annotated to become full-fledged e-learning objects facilitating automated reasoning over their content. We present a running web-based system - the e-Librarian Service CHESt - that is able to match a user's