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PERCOM
2006
ACM
16 years 7 months ago
CAPS: Energy-Efficient Processing of Continuous Aggregate Queries in Sensor Networks
In this paper, we design and evaluate an energy efficient data retrieval architecture for continuous aggregate queries in wireless sensor networks. We show how the modification of...
Wen Hu, Archan Misra, Rajeev Shorey
BTW
2007
Springer
140views Database» more  BTW 2007»
16 years 1 months ago
SmurfPDMS: A Platform for Query Processing in Large-Scale PDMS
: As Peer Data Management Systems (PDMS) are a focus of current research, there are lots of approaches like query processing or routing issues that have to be evaluated. Since ther...
Katja Hose, Christian Lemke, Jana Quasebarth, Kai-...
P2P
2006
IEEE
144views Communications» more  P2P 2006»
16 years 1 months ago
Schema Caching for Improved XML Query Processing in P2P Systems
The advent and popularity of the World Wide Web (WWW) has enabled access to a variety of semi-structured data and, when available, this data follows some common XML schema. On the...
Christos Doulkeridis, Kjetil Nørvåg, ...
WEBI
2004
Springer
16 years 1 months ago
Querying and Updating a Context-Aware Service Directory in Mobile Environments
Several interesting research directions materialize through the convergence of mobile computing and service-oriented computing. As mobile devices keep getting smaller, cheaper and...
Christos Doulkeridis, Michalis Vazirgiannis
CINQ
2004
Springer
133views Database» more  CINQ 2004»
15 years 11 months ago
Inductive Querying for Discovering Subgroups and Clusters
We introduce the problem of cluster-grouping and show that it integrates several important data mining tasks, i.e. subgroup discovery, mining correlated patterns and aspects from c...
Albrecht Zimmermann, Luc De Raedt