Sciweavers

2092 search results - page 39 / 419
» Dynamically Distributed Query Evaluation
Sort
View
104
Voted
CIKM
2005
Springer
15 years 7 months ago
Access control for XML: a dynamic query rewriting approach
We introduce the notion of views as a mechanism for securing and providing access control in the context of XML. Research in XML has explored several efficient querying mechanism...
Sriram Mohan, Arijit Sengupta, Yuqing Wu
114
Voted
ICDE
2011
IEEE
272views Database» more  ICDE 2011»
14 years 6 months ago
A continuous query system for dynamic route planning
—In this paper, we address the problem of answering continuous route planning queries over a road network, in the presence of updates to the delay (cost) estimates of links. A si...
Nirmesh Malviya, Samuel Madden, Arnab Bhattacharya
OAS
2003
15 years 3 months ago
Collaborative Understanding of Distributed Ontologies in a Multiagent Framework: Design and Experiments
In this paper, we describe our work-in-progress with collaborative understanding of distributed ontologies in a multiagent framework. As reported earlier, the objective of this fr...
Leen-Kiat Soh
127
Voted
SSD
2001
Springer
111views Database» more  SSD 2001»
15 years 6 months ago
Querying Mobile Objects in Spatio-Temporal Databases
In dynamic spatio-temporal environments where objects may continuously move in space, maintaining consistent information about the location of objects and processing motion-speci...
Kriengkrai Porkaew, Iosif Lazaridis, Sharad Mehrot...
SEMCO
2008
IEEE
15 years 8 months ago
Serving the Sky: Discovering and Selecting Semantic Web Services through Dynamic Skyline Queries
Semantic Web service descriptions are typically multiparameter constructs. Discovering semantically relevant services, given a desirable service description, is typically addresse...
Dimitrios Skoutas, Dimitris Sacharidis, Alkis Simi...