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SIGMOD
2003
ACM
127views Database» more  SIGMOD 2003»
16 years 4 months ago
Cache-and-Query for Wide Area Sensor Databases
Webcams, microphones, pressure gauges and other sensors provide exciting new opportunities for querying and monitoring the physical world. In this paper we focus on querying wide ...
Amol Deshpande, Suman Kumar Nath, Phillip B. Gibbo...
GEOS
2009
Springer
15 years 9 months ago
Towards Reasoning Pragmatics
Abstract. The realization of Semantic Web reasoning is central to substantiating the Semantic Web vision. However, current mainstream research on this topic faces serious challenge...
Pascal Hitzler
163
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PVLDB
2010
175views more  PVLDB 2010»
15 years 2 months ago
Dynamic Join Optimization in Multi-Hop Wireless Sensor Networks
To enable smart environments and self-tuning data centers, we are developing the Aspen system for integrating physical sensor data, as well as stream data coming from machine logi...
Svilen R. Mihaylov, Marie Jacob, Zachary G. Ives, ...
ISPASS
2007
IEEE
15 years 10 months ago
Simplifying Active Memory Clusters by Leveraging Directory Protocol Threads
Address re-mapping techniques in so-called active memory systems have been shown to dramatically increase the performance of applications with poor cache and/or communication beha...
Dhiraj D. Kalamkar, Mainak Chaudhuri, Mark Heinric...
BTW
2007
Springer
109views Database» more  BTW 2007»
15 years 10 months ago
Using Aspect-Orientation to Manage Database Statistics
: Database-internal statistics are very important for cost-based query optimizers. Only if an optimizer has accurate statistical information about data, it provides excellent execu...
Uwe Hohenstein