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VTC
2010
IEEE
114views Communications» more  VTC 2010»
13 years 8 months ago
On Non-Stationary Urban Macrocell Channels in a Cooperative Downlink Beamforming Scenario
—A common simplification in the treatment of random linear channels is the assumption of stationarity of the channel in time. The wireless channel is, however, known to be inher...
Adrian Ispas, Gerd Ascheid, Christian Schneider, R...
ACL
2010
13 years 8 months ago
Multilingual Pseudo-Relevance Feedback: Performance Study of Assisting Languages
In a previous work of ours Chinnakotla et al. (2010) we introduced a novel framework for Pseudo-Relevance Feedback (PRF) called MultiPRF. Given a query in one language called Sour...
Manoj Kumar Chinnakotla, Karthik Raman, Pushpak Bh...
SECON
2010
IEEE
13 years 8 months ago
A Two-Tier Market for Decentralized Dynamic Spectrum Access in Cognitive Radio Networks
Market mechanisms have been exploited as important means for spectrum acquisition and access in cognitive radio networks. In this paper, we propose a two-tier market for decentrali...
Dan Xu, Xin Liu, Zhu Han
UM
2010
Springer
13 years 8 months ago
Inducing Effective Pedagogical Strategies Using Learning Context Features
Effective pedagogical strategies are important for e-learning environments. While it is assumed that an effective learning environment should craft and adapt its actions to the use...
Min Chi, Kurt VanLehn, Diane J. Litman, Pamela W. ...
DLOG
2009
13 years 8 months ago
OWL Reasoning in the Real World: Searching for Godot
I will provide an overview of many of the use cases that we looked at to apply OWL ABox reasoning in the real world. The fields we covered included (a) healthcare, and life science...
Kavitha Srinivas