Sciweavers

251 search results - page 9 / 51
» Processing Multiple Aggregation Queries in Geo-Sensor Networ...
Sort
View
CCGRID
2002
IEEE
13 years 11 months ago
Multiple Query Optimization for Data Analysis Applications on Clusters of SMPs
This paper is concerned with the efficient execution of multiple query workloads on a cluster of SMPs. We target applications that access and manipulate large scientific dataset...
Henrique Andrade, Tahsin M. Kurç, Alan Suss...
DOLAP
2004
ACM
14 years 4 days ago
Aggregate queries in peer-to-peer OLAP
A peer-to-peer (P2P) data management system consists essentially of a network of peer systems, each maintaining full autonomy over its own data resources. Data exchange between pe...
Mauricio Minuto Espil, Alejandro A. Vaisman
ICDE
2007
IEEE
94views Database» more  ICDE 2007»
14 years 8 months ago
RoXSum: Leveraging Data Aggregation and Batch Processing for XML Routing
Content-based routing is the primary form of communication within publish/subscribe systems. In those systems data transmission is performed by sophisticated overlay networks of c...
Zografoula Vagena, Mirella Moura Moro, Vassilis J....
MOBIHOC
2008
ACM
14 years 6 months ago
Collaborative query processing among heterogeneous sensor networks
Demands on better interacting with physical world require an effective and comprehensive collaboration mechanism among multiple heterogeneous sensor networks. Previous works mainl...
Yuan He, Mo Li, Yunhao Liu
TISSEC
2008
235views more  TISSEC 2008»
13 years 6 months ago
SDAP: A Secure Hop-by-Hop Data Aggregation Protocol for Sensor Networks
Hop-by-hop data aggregation is a very important technique for reducing the communication overhead and energy expenditure of sensor nodes during the process of data collection in a...
Yi Yang, Xinran Wang, Sencun Zhu, Guohong Cao