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VLDB
2007
ACM
130views Database» more  VLDB 2007»
14 years 10 months ago
A Simple and Efficient Estimation Method for Stream Expression Cardinalities
Estimating the cardinality (i.e. number of distinct elements) of an arbitrary set expression defined over multiple distributed streams is one of the most fundamental queries of in...
Aiyou Chen, Jin Cao, Tian Bu
CCE
2007
13 years 10 months ago
Optimal operation of simple refrigeration cycles: Part I: Degrees of freedom and optimality of sub-cooling
The paper focuses on the operation of simple refrigeration cycles. With equipment given, there are, from a control and operational point of view, five steady-state degrees of fre...
Jørgen Bauck Jensen, Sigurd Skogestad
PIMRC
2008
IEEE
14 years 4 months ago
Information-theoretic implications of constrained cooperation in simple cellular models
—Recent information theoretic results on cooperation in cellular systems are reviewed, addressing both multicell processing (cooperation among base stations) and relaying (cooper...
Shlomo Shamai, Osvaldo Simeone, Oren Somekh, Amich...
QEST
2008
IEEE
14 years 4 months ago
KPC-Toolbox: Simple Yet Effective Trace Fitting Using Markovian Arrival Processes
We present the KPC-Toolbox, a collection of Matlab scripts for fitting workload traces into Markovian Arrival Processes (MAPs) in an automatic way. We first present detailed sen...
Giuliano Casale, Eddy Z. Zhang, Evgenia Smirni
IWCLS
2007
Springer
14 years 4 months ago
On Lookahead and Latent Learning in Simple LCS
Learning Classifier Systems use evolutionary algorithms to facilitate rule- discovery, where rule fitness is traditionally payoff based and assigned under a sharing scheme. Most c...
Larry Bull