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IEEEPACT
2008
IEEE
14 years 2 months ago
Improving support for locality and fine-grain sharing in chip multiprocessors
Both commercial and scientific workloads benefit from concurrency and exhibit data sharing across threads/processes. The resulting sharing patterns are often fine-grain, with t...
Hemayet Hossain, Sandhya Dwarkadas, Michael C. Hua...
INFOCOM
2010
IEEE
13 years 6 months ago
Queuing Analysis in Multichannel Cognitive Spectrum Access: A Large Deviation Approach
Abstract—The queueing performance of a (secondary) cognitive user is investigated for a hierarchical network where there are N independent and identical primary users. Each prima...
Amine Laourine, Shiyao Chen, Lang Tong
INFOCOM
2010
IEEE
13 years 6 months ago
Multicast Scheduling with Cooperation and Network Coding in Cognitive Radio Networks
—Cognitive Radio Networks (CRNs) have recently emerged as a promising technology to improve spectrum utilization by allowing secondary users to dynamically access idle primary ch...
Jin Jin, Hong Xu, Baochun Li
CODES
2005
IEEE
14 years 1 months ago
Memory access optimizations in instruction-set simulators
Design of programmable processors and embedded applications requires instruction-set simulators for early exploration and validation of candidate architectures. Interpretive simul...
Mehrdad Reshadi, Prabhat Mishra
CORR
2008
Springer
189views Education» more  CORR 2008»
13 years 7 months ago
Algorithms for Dynamic Spectrum Access with Learning 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 cooperati...
Jayakrishnan Unnikrishnan, Venugopal V. Veeravalli