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» On Moving Object Queries
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WEBDB
2000
Springer
120views Database» more  WEBDB 2000»
15 years 10 months ago
Quilt: An XML Query Language for Heterogeneous Data Sources
The World Wide Web promises to transform human society by making virtually all types of information instantly available everywhere. Two prerequisites for this promise to be realiz...
Donald D. Chamberlin, Jonathan Robie, Daniela Flor...
EVOW
2008
Springer
15 years 8 months ago
Improving Query Expansion with Stemming Terms: A New Genetic Algorithm Approach
Nowadays, searching information in the web or in any kind of document collection has become one of the most frequent activities. However, user queries can be formulated in a way th...
Lourdes Araujo, José R. Pérez-Ag&uum...
VLDB
2011
ACM
276views Database» more  VLDB 2011»
15 years 1 months ago
Ranking queries on uncertain data
Uncertain data is inherent in a few important applications such as environmental surveillance and mobile object tracking. Top-k queries (also known as ranking queries) are often n...
Ming Hua, Jian Pei, Xuemin Lin
EDBT
2009
ACM
207views Database» more  EDBT 2009»
15 years 9 months ago
Evaluating probability threshold k-nearest-neighbor queries over uncertain data
In emerging applications such as location-based services, sensor monitoring and biological management systems, the values of the database items are naturally imprecise. For these ...
Reynold Cheng, Lei Chen 0002, Jinchuan Chen, Xike ...
ICDE
2008
IEEE
190views Database» more  ICDE 2008»
16 years 8 months ago
Efficient Query Processing in Large Traffic Networks
Abstract-- We present an original graph embedding to speedup distance-range and k-nearest neighbor queries on static and/or dynamic objects located on a (weighted) graph. Our metho...
Hans-Peter Kriegel, Matthias Renz, Peer Kröge...