Matrix factorization (MF) has been demonstrated to be one of the most competitive techniques for collaborative filtering. However, state-of-the-art MFs do not consider contextual...
Abstract. Most information visualisation methods are based on abstract visual representations without any concrete manifestation in the “real world”. However, a variety of abst...
Michael Sedlmair, Kerstin Ruhland, Fabian Hennecke...
Abstract. Recently, a trend towards business processes in Business-toBusiness e-Commerce (B2B) is apparent. One of the most promising approaches is UN/CEFACT’s modeling methodolo...
Birgit Hofreiter, Christian Huemer, Werner Winiwar...
Recent smartphones incorporate embedded GPS devices that enable users to obtain geographic information about their surroundings by providing a location-based service (LBS) with the...
Francisco Santos, Mathias Humbert, Reza Shokri, Je...
Observation activity, on instrumented collective learning situations, enables participants to appropriate themselves corresponding systems in their own practice. In this paper, we...