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» Dynamically Distributed Query Evaluation
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SEMWEB
2010
Springer
15 years 4 days ago
Using Reformulation Trees to Optimize Queries over Distributed Heterogeneous Sources
Abstract. In order to effectively and quickly answer queries in environments with distributed RDF/OWL, we present a query optimization algorithm to identify the potentially relevan...
Yingjie Li, Jeff Heflin
95
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IPPS
2007
IEEE
15 years 8 months ago
Dependability Modeling and Analysis in Dynamic Systems
Dependability evaluation is an important, often indispensable, step in (critical) systems design and analysis pro
Salvatore Distefano, Antonio Puliafito
SERVICES
2008
103views more  SERVICES 2008»
15 years 3 months ago
Grouping Distributed Stream Query Services by Operator Similarity and Network Locality
Distributed stream query services must simultaneously process a large number of complex, continuous queries with stringent performance requirements while utilizing distributed pro...
Sangeetha Seshadri, Bhuvan Bamba, Brian F. Cooper,...
DEXA
2005
Springer
124views Database» more  DEXA 2005»
15 years 7 months ago
Scalable Distributed Aggregate Computations Through Collaboration
Computing aggregates over distributed data sets constitutes an interesting class of distributed queries. Recent advances in peer-to-peer discovery of data sources and query process...
Leonidas Galanis, David J. DeWitt
ICDE
2007
IEEE
218views Database» more  ICDE 2007»
16 years 3 months ago
SKYPEER: Efficient Subspace Skyline Computation over Distributed Data
Skyline query processing has received considerable attention in the recent past. Mainly, the skyline query is used to find a set of non dominated data points in a multidimensional...
Akrivi Vlachou, Christos Doulkeridis, Yannis Kotid...