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» Optimizing Monitoring Queries over Distributed Data
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SIGMOD
2003
ACM
196views Database» more  SIGMOD 2003»
16 years 2 months ago
Aurora: A Data Stream Management System
The Aurora system [1] is an experimental data stream management system with a fully functional prototype. It includes both a graphical development environment, and a runtime syste...
Daniel J. Abadi, Donald Carney, Ugur Çetint...
245
Voted
ICDE
2005
IEEE
120views Database» more  ICDE 2005»
16 years 4 months ago
Progressive Distributed Top k Retrieval in Peer-to-Peer Networks
Query processing in traditional information management systems has moved from an exact match model to more flexible paradigms allowing cooperative retrieval by aggregating the dat...
Wolf-Tilo Balke, Wolfgang Nejdl, Wolf Siberski, Uw...
241
Voted
ICDE
2007
IEEE
111views Database» more  ICDE 2007»
16 years 4 months ago
Scoop: An Adaptive Indexing Scheme for Stored Data in Sensor Networks
We present the design of Scoop, a system for indexing and querying stored data in sensor networks. Scoop works by collecting statistics about the rate of queries and distribution ...
Thomer M. Gil, Samuel Madden
124
Voted
FSTTCS
2008
Springer
15 years 3 months ago
Runtime Monitoring of Metric First-order Temporal Properties
ABSTRACT. We introduce a novel approach to the runtime monitoring of complex system properties. In particular, we present an online algorithm for a safety fragment of metric first...
David A. Basin, Felix Klaedtke, Samuel Müller...
159
Voted
DLOG
2006
15 years 4 months ago
Data Complexity of Answering Unions of Conjunctive Queries in SHIQ
The novel context of accessing and querying large data repositories through ontologies that are formalized in terms of expressive DLs requires on the one hand to consider query an...
Magdalena Ortiz, Diego Calvanese, Thomas Eiter