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» A definition of subjective possibility
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SIGCOMM
2009
ACM
16 years 1 months ago
In defense of wireless carrier sense
Carrier sense is often used to regulate concurrency in wireless medium access control (MAC) protocols, balancing interference protection and spatial reuse. Carrier sense is known ...
Micah Z. Brodsky, Robert T. Morris
SIGCOMM
2009
ACM
16 years 1 months ago
Cutting the electric bill for internet-scale systems
Energy expenses are becoming an increasingly important fraction of data center operating costs. At the same time, the energy expense per unit of computation can vary significantl...
Asfandyar Qureshi, Rick Weber, Hari Balakrishnan, ...
SIGCOMM
2009
ACM
16 years 1 months ago
Network virtualization: a view from the bottom
The interest in network virtualization has been growing steadily among the networking community in the last few years. Network virtualization opens up new possibilities for the ev...
Jorge Carapinha, Javier Jiménez
SIGIR
2009
ACM
16 years 1 months ago
An improved markov random field model for supporting verbose queries
Recent work in supervised learning of term-based retrieval models has shown significantly improved accuracy can often be achieved via better model estimation [2, 10, 11, 17]. In ...
Matthew Lease
SIGIR
2009
ACM
16 years 1 months ago
Has adhoc retrieval improved since 1994?
Evaluation forums such as TREC allow systematic measurement and comparison of information retrieval techniques. The goal is consistent improvement, based on reliable comparison of...
Timothy G. Armstrong, Alistair Moffat, William Web...