Sciweavers

630 search results - page 94 / 126
» Optimized union of non-disjoint distributed data sets
Sort
View
ICDCS
2008
IEEE
15 years 4 months ago
Mobility-Assisted Spatiotemporal Detection in Wireless Sensor Networks
Wireless sensor networks (WSNs) deployed for missioncritical applications face the fundamental challenge of meeting stringent spatiotemporal performance requirements using nodes w...
Guoliang Xing, Jianping Wang, Ke Shen, Qingfeng Hu...
WAIM
2004
Springer
15 years 3 months ago
Estimating the Selectivity of XML Path Expression with Predicates by Histograms
Selectivity estimation of path expressions in querying XML data plays an important role in query optimization. A path expression may contain multiple branches with predicates, each...
Yu Wang, Haixun Wang, Xiaofeng Meng, Shan Wang
IPPS
2003
IEEE
15 years 3 months ago
An Evaluation of Current High-Performance Networks
High-end supercomputers are increasingly built out of commodity components, and lack tight integration between the processor and network. This often results in inefficiencies in ...
Christian Bell, Dan Bonachea, Yannick Cote, Jason ...
ICS
2001
Tsinghua U.
15 years 2 months ago
Tools for application-oriented performance tuning
Application performance tuning is a complex process that requires assembling various types of information and correlating it with source code to pinpoint the causes of performance...
John M. Mellor-Crummey, Robert J. Fowler, David B....
HPCA
2000
IEEE
15 years 2 months ago
Improving the Throughput of Synchronization by Insertion of Delays
Efficiency of synchronization mechanisms can limit the parallel performance of many shared-memory applications. In addition, the ever increasing performance gap between processor...
Ravi Rajwar, Alain Kägi, James R. Goodman