Sciweavers

766 search results - page 33 / 154
» Commuting aggregation operators
Sort
View
SIAMSC
2010
114views more  SIAMSC 2010»
13 years 6 months ago
Smoothed Aggregation Multigrid for Markov Chains
Abstract. A smoothed aggregation multigrid method is presented for the numerical calculation of the stationary probability vector of an irreducible sparse Markov chain. It is shown...
Hans De Sterck, Thomas A. Manteuffel, Stephen F. M...
SECON
2007
IEEE
14 years 1 months ago
Foxtrot: phase space data representation for correlation-aware aggregation
Abstract— Most existing work in aggregation and querying for sensor network data has focused on the use of standard statistical operations (average, median, etc) to reduce the qu...
Tom Parker, Koen Langendoen
INFOCOM
2012
IEEE
11 years 10 months ago
LBA: Lifetime balanced data aggregation in low duty cycle sensor networks
—This paper proposes LBA, a lifetime balanced data aggregation scheme for asynchronous and duty cycle sensor networks under an application-specific requirement of end-to-end dat...
Zi Li, Yang Peng, Daji Qiao, Wensheng Zhang
WEBDB
2007
Springer
112views Database» more  WEBDB 2007»
14 years 1 months ago
Value-Aware RoXSum: Effective Message Aggregation for XML-Aware Information Dissemination
Publish/subscribe (or pub/sub) systems perform asynchronous message transmission, from publishers to subscribers, without any of the parties having knowledge of the other. The pub...
Zografoula Vagena, Mirella Moura Moro, Vassilis J....
PACS
2004
Springer
172views Hardware» more  PACS 2004»
14 years 28 days ago
Safe Overprovisioning: Using Power Limits to Increase Aggregate Throughput
Management of power in data centers is driven by the need to not exceed circuit capacity. The methods employed in the oversight of these power circuits are typically static and ad...
Mark E. Femal, Vincent W. Freeh