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VLDB
2007
ACM
102views Database» more  VLDB 2007»
15 years 11 months ago
Randomized Algorithms for Data Reconciliation in Wide Area Aggregate Query Processing
Many aspects of the data integration problem have been considered in the literature: how to match schemas across different data sources, how to decide when different records refer...
Fei Xu, Chris Jermaine
IIWAS
2003
15 years 19 days ago
Zero-Latency Data Warehousing for Heterogeneous Data Sources and Continuous Data Streams
In this paper, a framework for building an overall Zero-Latency Data Warehouse system (ZLDWH) is provided. Such a ZLDWH requires tasks such as data changes detection, continuous l...
Tho Manh Nguyen, A. Min Tjoa
ICDE
2007
IEEE
137views Database» more  ICDE 2007»
16 years 19 days ago
SAO: A Stream Index for Answering Linear Optimization Queries
Linear optimization queries retrieve the top-K tuples in a sliding window of a data stream that maximize/minimize the linearly weighted sums of certain attribute values. To effici...
Gang Luo, Kun-Lung Wu, Philip S. Yu
DBISP2P
2005
Springer
132views Database» more  DBISP2P 2005»
15 years 1 months ago
Publish/Subscribe with RDF Data over Large Structured Overlay Networks
Abstract. We study the problem of evaluating RDF queries over structured overlay networks. We consider the publish/subscribe scenario where nodes subscribe with long-standing queri...
Erietta Liarou, Stratos Idreos, Manolis Koubarakis
RTSS
2008
IEEE
15 years 5 months ago
MDS: Efficient Multi-dimensional Query Processing in Data-Centric WSNs
Hanhua Chen, Mo Li, Hai Jin, Yunhao Liu, Lionel M....