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» On Moving Object Queries
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GIS
2008
ACM
16 years 23 days ago
Monitoring continuous queries over streaming locations
We report on our experience from design and implementation of a powerful map application for managing, querying and visualizing evolving locations of moving objects. Instead of bu...
Kostas Patroumpas, Evi Kefallinou, Timos K. Sellis

Publication
394views
16 years 11 months ago
SEA-CNN: Scalable Processing of Continuous K-Nearest Neighbor Queries in Spatio-temporal Databases
Location-aware environments are characterized by a large number of objects and a large number of continuous queries. Both the objects and continuous queries may change their locati...
Xiaopeng Xiong, Mohamed F. Mokbel, Walid G. Aref
MDM
2004
Springer
15 years 5 months ago
Processing Range-Monitoring Queries on Heterogeneous Mobile Objects
We consider in this paper how to leverage heterogeneous mobile computing capability for efficient processing of real-time range-monitoring queries. In our environment, each mobil...
Ying Cai, Kien A. Hua, Guohong Cao
VLDB
2004
ACM
203views Database» more  VLDB 2004»
15 years 5 months ago
PLACE: A Query Processor for Handling Real-time Spatio-temporal Data Streams
The emergence of location-aware services calls for new real-time spatio-temporal query processing algorithms that deal with large numbers of mobile objects and queries. In this de...
Mohamed F. Mokbel, Xiaopeng Xiong, Walid G. Aref, ...
SSDBM
2003
IEEE
111views Database» more  SSDBM 2003»
15 years 5 months ago
Performance Evaluation of Spatio-temporal Selectivity Estimation Techniques
— Many novel spatio-temporal applications deal with moving objects. In such environments, a database typically maintains the initial position and the moving function for each obj...
Marios Hadjieleftheriou, George Kollios, Vassilis ...