556 search results - page 19 / 112 » Evaluation of probabilistic queries in moving objects databa... |
SIGMOD
2000
ACM
13 years 11 months ago
2000
ACM
We consider spatio-temporal databases supporting spatial objects with continuously changing position and extent, termed moving objects databases. We formally define a data model f...
SIGMOD
2004
ACM
14 years 6 months ago
2004
ACM
This paper introduces the Scalable INcremental hash-based Algorithm (SINA, for short); a new algorithm for evaluating a set of concurrent continuous spatio-temporal queries. SINA ...
ICDE
2009
IEEE
13 years 4 months ago
2009
IEEE
Many real world applications such as sensor networks and other monitoring applications naturally generate probabilistic streams that are highly correlated in both time and space. ...
ICDE
2008
IEEE
14 years 8 months ago
2008
IEEE
The continuous intersection join query is computationally expensive yet important for various applications on moving objects. No previous study has particularly addressed this que...
CIKM
2006
Springer
13 years 10 months ago
2006
Springer
We present a hierarchical tree structure for online maintenance of time-decaying synopses over streaming data. We exemplify such an amnesic behavior over streams of locations take...