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» Optimal location queries in road network databases
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SSDBM
2008
IEEE
181views Database» more  SSDBM 2008»
14 years 1 months ago
Monitoring Aggregate k-NN Objects in Road Networks
Abstract. In recent years, there is an increasing need to monitor k nearest neighbor (k-NN) in a road network. There are existing solutions on either monitoring k-NN objects from a...
Lu Qin, Jeffrey Xu Yu, Bolin Ding, Yoshiharu Ishik...
MOBIDE
2009
ACM
14 years 2 months ago
Toward context and preference-aware location-based services
The explosive growth of location-detection devices, wireless communications, and mobile databases has resulted in the realization of location-based services as commercial products...
Mohamed F. Mokbel, Justin J. Levandoski
SIGMOD
2008
ACM
203views Database» more  SIGMOD 2008»
14 years 7 months ago
Querying continuous functions in a database system
Many scientific, financial, data mining and sensor network applications need to work with continuous, rather than discrete data e.g., temperature as a function of location, or sto...
Arvind Thiagarajan, Samuel Madden
SAC
2009
ACM
14 years 2 months ago
GPU-based computation of distance functions on road networks with applications
We present a GPU-based algorithm for computing discretized distance functions on road networks. As applications, we provide algorithms for computing discrete Order-k Network Voron...
Marta Fort, Joan Antoni Sellarès
ICDE
2007
IEEE
125views Database» more  ICDE 2007»
14 years 1 months ago
Privacy Protected Query Processing on Spatial Networks
With the proliferation of mobile devices (e.g., PDAs, cell phones, etc.), location-based services have become more and more popular in recent years. However, users have to reveal ...
Wei-Shinn Ku, Roger Zimmermann, Wen-Chih Peng, Sus...