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PVLDB
2010
134views more  PVLDB 2010»
14 years 8 months ago
Conditioning and Aggregating Uncertain Data Streams: Going Beyond Expectations
Uncertain data streams are increasingly common in real-world deployments and monitoring applications require the evaluation of complex queries on such streams. In this paper, we c...
Thanh T. L. Tran, Andrew McGregor, Yanlei Diao, Li...
TSC
2010
182views more  TSC 2010»
14 years 4 months ago
A Query Rewriting Approach for Web Service Composition
Data-Providing (DP) services allow query-like access to organizations' data via web services. The invocation of a DP service results in the execution of a query over data sour...
Mahmoud Barhamgi, Djamal Benslimane, Brahim Medjah...
BMCBI
2008
140views more  BMCBI 2008»
14 years 10 months ago
GORouter: an RDF model for providing semantic query and inference services for Gene Ontology and its associations
Background: The most renowned biological ontology, Gene Ontology (GO) is widely used for annotations of genes and gene products of different organisms. However, there are shortcom...
Qingwei Xu, Yixiang Shi, Qiang Lu, Guo-qing Zhang,...
VLDB
2004
ACM
125views Database» more  VLDB 2004»
15 years 3 months ago
Indexing XML Data Stored in a Relational Database
As XML usage grows for both data-centric and document-centric applications, introducing native support for XML data in relational databases brings significant benefits. It provide...
Shankar Pal, Istvan Cseri, Gideon Schaller, Oliver...
ASP
2003
Springer
15 years 3 months ago
Mappings Between Domain Models in Answer Set Programming
Integration of data is required when accessing multiple databases within an organization or on the WWW. Schema integration is required for database interoperability, but it is curr...
Stefania Costantini, Andrea Formisano, Eugenio G. ...