Sciweavers

156 search results - page 2 / 32
» Declustering of Trajectories for Indexing of Moving Objects ...
Sort
View
GIS
2005
ACM
14 years 6 months ago
Shapes based trajectory queries for moving objects
An interesting issue in moving objects databases is to find similar trajectories of moving objects. Previous work on this topic focuses on movement patterns (trajectories with tim...
Bin Lin, Jianwen Su
KDD
2009
ACM
217views Data Mining» more  KDD 2009»
14 years 5 months ago
Efficient anomaly monitoring over moving object trajectory streams
Lately there exist increasing demands for online abnormality monitoring over trajectory streams, which are obtained from moving object tracking devices. This problem is challengin...
Yingyi Bu, Lei Chen 0002, Ada Wai-Chee Fu, Dawei L...
JSS
2006
134views more  JSS 2006»
13 years 4 months ago
On past-time indexing of moving objects
Tracking of mobile objects trajectories is one of many modern applications supported by Spatiotemporal databases. Within the context of this application, queries about the present...
Katerina Raptopoulou, Michael Vassilakopoulos, Yan...
BNCOD
2006
125views Database» more  BNCOD 2006»
13 years 6 months ago
A New Trajectory Indexing Scheme for Moving Objects on Road Networks
In this paper, we propose an efficient signature-based indexing scheme for efficiently dealing with the trajectories of current moving objects on road networks. We show that our in...
Jae-Woo Chang, Jung-Ho Um, Wang-Chien Lee
ADBIS
2004
Springer
134views Database» more  ADBIS 2004»
13 years 10 months ago
Towards Quadtree-Based Moving Objects Databases
Nowadays, one of the main research issues of great interest is the efficient tracking of mobile objects that enables the effective answering of spatiotemporal queries. This line o...
Katerina Raptopoulou, Michael Vassilakopoulos, Yan...