Abstract: Wireless sensor networks are often based on omni-sensing and communication models. In contrast, in this paper, we investigate sensor networks with directional sensing and...
There has been burgeoning interest in wireless technologies that can use wider frequency spectrum. Technology advances, such as 802.11n and ultra-wideband (UWB), are pushing towar...
Hariharan Rahul, Farinaz Edalat, Dina Katabi, Char...
While recommender systems tell users what items they might like, explanations of recommendations reveal why they might like them. Explanations provide many benefits, from improvi...
When experts participate in collaborative systems, tension may arise between them and novice contributors. In particular, when experts perceive novices as a bother or a threat, th...
Over the years competence-based approaches in the field of formal and non-formal education are becoming more common and appear to offer the opportunity to develop flexible e-train...