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ICDE
2009
IEEE
183views Database» more  ICDE 2009»
16 years 8 months ago
Efficient Indices Using Graph Partitioning in RDF Triple Stores
With the advance of the Semantic Web, varying RDF data were increasingly generated, published, queried, and reused via the Web. For example, the DBpedia, a community effort to extr...
Ying Yan, Chen Wang, Aoying Zhou, Weining Qian, Li...
ICDE
2008
IEEE
119views Database» more  ICDE 2008»
16 years 8 months ago
MobiQual: QoS-aware Load Shedding in Mobile CQ Systems
Freshness and accuracy are two key measures of quality of service (QoS) in location-based, mobile continual queries (CQs). However, it is often difficult to provide both fresh and ...
Bugra Gedik, Kun-Lung Wu, Philip S. Yu, Ling Liu
ICDE
2008
IEEE
152views Database» more  ICDE 2008»
16 years 8 months ago
Ontology-Aware Search on XML-based Electronic Medical Records
As the use of Electronic Medical Records (EMRs) becomes more widespread, so does the need for effective information discovery on them. Recently proposed EMR standards are XML-based...
Anand Ranganathan, Fernando Farfán, Redmond...
EDBT
2004
ACM
122views Database» more  EDBT 2004»
16 years 6 months ago
Sketch-Based Multi-query Processing over Data Streams
Abstract. Recent years have witnessed an increasing interest in designing algorithms for querying and analyzing streaming data (i.e., data that is seen only once in a fixed order) ...
Alin Dobra, Minos N. Garofalakis, Johannes Gehrke,...
DASFAA
2003
IEEE
99views Database» more  DASFAA 2003»
16 years 14 hour ago
Scalable View Expansion in a Peer Mediator System
To integrate many data sources we use a peer mediator framework where views defined in the peers are logically composed in terms of each other. A common approach to execute queri...
Timour Katchaounov, Vanja Josifovski, Tore Risch