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» Nearest neighbor queries in road networks
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ICDE
2009
IEEE
219views Database» more  ICDE 2009»
14 years 9 months ago
Distance Oracles for Spatial Networks
The popularity of location-based services and the need to do real-time processing on them has led to an interest in performing queries on transportation networks, such as finding s...
Jagan Sankaranarayanan, Hanan Samet
ICDE
2007
IEEE
206views Database» more  ICDE 2007»
14 years 9 months ago
Efficiently Processing Continuous k-NN Queries on Data Streams
Efficiently processing continuous k-nearest neighbor queries on data streams is important in many application domains, e. g. for network intrusion detection or in querysubscriber ...
Beng Chin Ooi, Christian Böhm, Claudia Plant,...
DMSN
2004
ACM
14 years 1 months ago
KPT: a dynamic KNN query processing algorithm for location-aware sensor networks
An important type of spatial queries for sensor networks are K Nearest Neighbor (KNN) queries. Currently, research proposals for KNN query processing is based on index structures,...
Julian Winter, Wang-Chien Lee
SIGMOD
2003
ACM
134views Database» more  SIGMOD 2003»
14 years 7 months ago
Location-based Spatial Queries
In this paper we propose an approach that enables mobile clients to determine the validity of previous queries based on their current locations. In order to make this possible, th...
Jun Zhang, Manli Zhu, Dimitris Papadias, Yufei Tao...
VLDB
2007
ACM
169views Database» more  VLDB 2007»
14 years 7 months ago
Peer-to-Peer Similarity Search in Metric Spaces
This paper addresses the efficient processing of similarity queries in metric spaces, where data is horizontally distributed across a P2P network. The proposed approach does not r...
Christos Doulkeridis, Akrivi Vlachou, Yannis Kotid...