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CIKM
2008
Springer
13 years 9 months ago
Modeling and exploiting query interactions in database systems
The typical workload in a database system consists of a mixture of multiple queries of different types, running concurrently and interacting with each other. Hence, optimizing per...
Mumtaz Ahmad, Ashraf Aboulnaga, Shivnath Babu, Kam...
LCN
2002
IEEE
14 years 19 days ago
On Modeling the Packet Error Statistics in Bursty Channels
Wireless channels usually face bursty errors, i.e., errors are prone to occur in clusters. These bit errors can be modeled using the Gilbert-Elliott model. When data packets are t...
Changli Jiao, Loren Schwiebert, Bin Xu
ICPADS
2010
IEEE
13 years 5 months ago
Simulating Large Scale Parallel Applications Using Statistical Models for Sequential Execution Blocks
Abstract-Predicting sequential execution blocks of a large scale parallel application is an essential part of accurate prediction of the overall performance of the application. Whe...
Gengbin Zheng, Gagan Gupta, Eric J. Bohm, Isaac Do...
TSP
2011
170views more  TSP 2011»
13 years 2 months ago
Model Selection for Sinusoids in Noise: Statistical Analysis and a New Penalty Term
—Detection of the number of sinusoids embedded in noise is a fundamental problem in statistical signal processing. Most parametric methods minimize the sum of a data fit (likeli...
Boaz Nadler, Leonid Kontorovich
MASCOTS
2007
13 years 9 months ago
Network Performance Analysis based on Histogram Workload Models
Network performance analysis relies mainly on two models: a workload model and a performance model. This paper proposes to use histograms for characterising the arrival workloads ...
Enrique Hernández-Orallo, Joan Vila-Carb&oa...