1430 search results - page 220 / 286 » Query operations for moving objects database systems |
131
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FAST
2009
14 years 9 months ago
2009
Provenance describes how an object came to be in its present state. Thus, it describes the evolution of the object over time. Prior work on provenance has focussed on databases an...
127
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ADVIS
2006
Springer
15 years 5 months ago
2006
Springer
Investments on multimedia technology enable us to store many more reflections of the real world in digital world as videos. By recording videos about real world entities, we carry...
ECSQARU
2003
Springer
15 years 5 months ago
2003
Springer
In this paper, we propose some extensions of epistemic logic for reasoning about information fusion. The fusion operators considered in this paper include majority merging, arbitra...
SP
1996
IEEE
15 years 4 months ago
1996
IEEE
View-based access control enables content-based and context-based security, as opposed to container-based security provided in operating systems. However, view-based access contro...
WWW
2005
ACM
16 years 16 days ago
2005
ACM
Constructing and maintaining semantic mappings are necessary but troublesome in data sharing systems. While most current work focuses on seeking automated techniques to solve this...