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PODS
2004
ACM
207views Database» more  PODS 2004»
15 years 11 months ago
Adaptive Sampling for Geometric Problems over Data Streams
Geometric coordinates are an integral part of many data streams. Examples include sensor locations in environmental monitoring, vehicle locations in traffic monitoring or battlefi...
John Hershberger, Subhash Suri
SIGMOD
2007
ACM
156views Database» more  SIGMOD 2007»
15 years 11 months ago
Mashup Feeds: : continuous queries over web services
Mashup Feeds is a system that supports integrated web service feeds as continuous queries. We introduce collectionbased stream processing semantics to enable information extractio...
Arsany Sawires, Divyakant Agrawal, Jun'ichi Tatemu...
ICDE
2006
IEEE
144views Database» more  ICDE 2006»
16 years 18 days ago
Network-Aware Operator Placement for Stream-Processing Systems
To use their pool of resources efficiently, distributed stream-processing systems push query operators to nodes within the network. Currently, these operators, ranging from simple...
Peter R. Pietzuch, Jonathan Ledlie, Jeffrey Shneid...
VLDB
2007
ACM
147views Database» more  VLDB 2007»
15 years 11 months ago
A General Framework for Modeling and Processing Optimization Queries
An optimization query asks for one or more data objects that maximize or minimize some function over the data set. We propose a general class of queries, model-based optimization ...
Michael Gibas, Ning Zheng, Hakan Ferhatosmanoglu
SSDBM
2008
IEEE
177views Database» more  SSDBM 2008»
15 years 5 months ago
Prioritized Evaluation of Continuous Moving Queries over Streaming Locations
Abstract. Existing approaches to the management of streaming positional updates generally assume that all active user requests have equal importance, ignoring the possibility of an...
Kostas Patroumpas, Timos K. Sellis