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SIGMOD
2005
ACM
77views Database» more  SIGMOD 2005»
16 years 4 months ago
On Joining and Caching Stochastic Streams
We consider the problem of joining data streams using limited cache memory, with the goal of producing as many result tuples as possible from the cache. Many cache replacement heu...
Jun Yang 0001, Junyi Xie, Yuguo Chen
SODA
2010
ACM
190views Algorithms» more  SODA 2010»
16 years 1 months ago
One-Counter Markov Decision Processes
We study the computational complexity of some central analysis problems for One-Counter Markov Decision Processes (OC-MDPs), a class of finitely-presented, countable-state MDPs. O...
Tomas Brazdil, Vaclav Brozek, Kousha Etessami, Ant...
ATAL
2009
Springer
15 years 11 months ago
Computational aspects of Shapley's saddles
Game-theoretic solution concepts, such as Nash equilibrium, are playing an ever increasing role in the study of systems of autonomous computational agents. A common criticism of N...
Felix Brandt, Markus Brill, Felix A. Fischer, Paul...
WCNC
2008
IEEE
15 years 10 months ago
Proportional Fair Scheduling: Analytical Insight under Rayleigh Fading Environment
—This paper provides analytical expressions to evaluate the performance of a random access wireless network in terms of user throughput and network throughput, subject to the con...
Erwu Liu, Kin K. Leung
DIALM
2005
ACM
130views Algorithms» more  DIALM 2005»
15 years 6 months ago
On lower bounds for MAC layer contention in CSMA/CA-based wireless networks
Wireless LANs operating within unlicensed frequency bands require random access schemes such as CSMA/CA, so that wireless networks from different administrative domains (for exam...
Frank A. Zdarsky, Ivan Martinovic, Jens B. Schmitt