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» An Adaptive Query Execution System for Data Integration
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SIGMOD
2006
ACM
232views Database» more  SIGMOD 2006»
16 years 4 months ago
To search or to crawl?: towards a query optimizer for text-centric tasks
Text is ubiquitous and, not surprisingly, many important applications rely on textual data for a variety of tasks. As a notable example, information extraction applications derive...
Panagiotis G. Ipeirotis, Eugene Agichtein, Pranay ...
ICDE
2007
IEEE
120views Database» more  ICDE 2007»
15 years 10 months ago
Optimizing State-Intensive Non-Blocking Queries Using Run-time Adaptation
Main memory is a critical resource when processing non-blocking queries with state intensive operators that require real-time responses. While partitioned parallel processing can ...
Bin Liu, Mariana Jbantova, Elke A. Rundensteiner
VLDB
2007
ACM
166views Database» more  VLDB 2007»
15 years 10 months ago
To Share or Not To Share?
Intuitively, aggressive work sharing among concurrent queries in a database system should always improve performance by eliminating redundant computation or data accesses. We show...
Ryan Johnson, Nikos Hardavellas, Ippokratis Pandis...
DEXAW
2007
IEEE
81views Database» more  DEXAW 2007»
15 years 10 months ago
User Feedback in Probabilistic Integration
Data integration approaches mostly attempt to resolve semantic uncertainty and conflicts between data sources during the data integration process. In some application areas, this...
Ander de Keijzer, Maurice van Keulen
ISCAPDCS
2004
15 years 5 months ago
A VFSA Scheduler for Radiative Transfer Data in Climate Models
Scheduling and load-balancing techniques play an integral role in reducing the overall execution time of scientific applications on clustered multi-node systems. The increasing co...
S. P. Muszala, Gita Alaghband, Daniel A. Connors, ...