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TSP
2008
131views more  TSP 2008»
15 years 6 months ago
Smart Sleeping Policies for Energy Efficient Tracking in Sensor Networks
We study the problem of tracking an object that is moving randomly through a dense network of wireless sensors. We assume that each sensor has a limited range for detecting the pr...
Jason A. Fuemmeler, Venugopal V. Veeravalli
JSAC
2007
103views more  JSAC 2007»
15 years 6 months ago
Impact of Pilot Design on Achievable Data Rates in Multiple Antenna Multiuser TDD Systems
Abstract— In this paper we study the effects of practical pilotassisted channel state estimation on the achievable information theoretic data rates (uplink and downlink) in a mul...
Dragan Samardzija, Narayan B. Mandayam
JSAC
2007
93views more  JSAC 2007»
15 years 6 months ago
Eviction of Misbehaving and Faulty Nodes in Vehicular Networks
— Vehicular Networks (VNs) are emerging, among civilian applications, as a convincing instantiation of the mobile networking technology. However, security is a critical factor an...
Maxim Raya, Panagiotis Papadimitratos, Imad Aad, D...
AIEDU
2004
71views more  AIEDU 2004»
15 years 6 months ago
Using Intelligent Feedback to Improve Sourcing and Integration in Students' Essays
Learning and reasoning from multiple documents requires students to employ the skills of sourcing (i.e., attending to and citing sources) and information integration (i.e., making ...
Mary Anne Britt, Peter M. Wiemer-Hastings, Aaron A...
TWC
2008
109views more  TWC 2008»
15 years 6 months ago
Using the physical layer for wireless authentication in time-variant channels
Abstract--The wireless medium contains domain-specific information that can be used to complement and enhance traditional security mechanisms. In this paper we propose ways to expl...
Liang Xiao, Larry J. Greenstein, Narayan B. Manday...