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CDC
2008
IEEE
197views Control Systems» more  CDC 2008»
15 years 10 months ago
Dynamic spectrum access policies for cognitive radio
—We study the problem of dynamic spectrum sensing and access in cognitive radio systems as a partially observed Markov decision process (POMDP). A group of cognitive users cooper...
Jayakrishnan Unnikrishnan, Venugopal V. Veeravalli
CDC
2008
IEEE
204views Control Systems» more  CDC 2008»
15 years 10 months ago
Dynamic ping optimization for surveillance in multistatic sonar buoy networks with energy constraints
— In this paper we study the problem of dynamic optimization of ping schedule in an active sonar buoy network deployed to provide persistent surveillance of a littoral area throu...
Anshu Saksena, I-Jeng Wang
CISS
2008
IEEE
15 years 10 months ago
Distributed detection in the presence of frequency offset and phase shift
— In this paper, we study the problem of distributed detection in the presence of unknown carrier frequency offset (CFO) and initial phase, the issue we encounter in the emerging...
Tao Wu, Qi Cheng
CLUSTER
2008
IEEE
15 years 10 months ago
Empirical-based probabilistic upper bounds for urgent computing applications
—Scientific simulation and modeling often aid in making critical decisions in such diverse fields as city planning, severe weather prediction and influenza modeling. In some o...
Nick Trebon, Peter H. Beckman
GLOBECOM
2008
IEEE
15 years 10 months ago
Towards Secure Link Quality Measurement in Multihop Wireless Networks
Abstract— Link quality measurement (LQM), i.e. packet reception ratio (PRR) measurement, is becoming an indispensable component in multihop wireless networks. However, in all the...
Kai Zeng, Shucheng Yu, Kui Ren, Wenjing Lou, Yanch...