3793 search results - page 49 / 759 » An Object Data Model with Roles |
CAISE
2005
Springer
14 years 4 months ago
2005
Springer
The notion of spatio-temporal multi-granularity is fundamental when modeling objects in GIS applications in that it supports the representation of the temporal evolutions of these ...
ICDE
1997
IEEE
14 years 3 months ago
1997
IEEE
In this paper we propose a data model for representing moving objects in database systems. It is called the Moving Objects Spatio-Temporal (MOST) data model. We also propose Futur...
SEC
2000
14 years 7 days ago
2000
: Role-based access control associates roles with privileges and users with roles. Changes to these associations are infrequent and explicit. This may not reflect business requirem...
ECCV
1998
Springer
15 years 23 days ago
1998
Springer
Assume that some objects are present in an image but can be seen only partially and are overlapping each other. To recognize the objects, we have to rstly separate the objects from...
GLOBECOM
2008
IEEE
14 years 5 months ago
2008
IEEE
—Exploiting mobility to enhance the performance of wireless sensor networks (WSNs), in terms of connectivity, coverage, and lifetime elongation, has recently been the focus of se...