33 search results - page 2 / 7 » dexa 2004 |
DEXA
2004
Springer
13 years 10 months ago
2004
Springer
One of the key research issues with moving objects databases (MOD) is the uncertainty management problem. In this paper, we discuss how the uncertainty of network constrained movin...
DEXA
2004
Springer
13 years 10 months ago
2004
Springer
Efficient storage and retrieval of trajectory indexes has become an essential requirement for moving objects databases. The existing 3DR-tree is known to be an effective trajectory...
DEXA
2004
Springer
13 years 10 months ago
2004
Springer
Data integration is a significant challenge: relevant data objects are split across multiple information sources, and often owned by different organizations. The sources represent...
DEXA
2004
Springer
13 years 8 months ago
2004
Springer
As their field of application has evolved and matured, the importance of verifying knowledge-based systems is now widely recognized. Nevertheless, some problems have remained. In t...
DEXA
2004
Springer
13 years 10 months ago
2004
Springer
Although many spatio-temporal conceptual models has been proposed in the last years, users must express their queries on the underlying physical data structures. In the context of ...