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230
Voted
GIS
2008
ACM
16 years 4 months ago
2008
ACM
In this paper, we follow the role-based access control (RBAC) approach and extend it to provide for the dynamic association of roles with users. In our framework, privileges assoc...
230
Voted
GIS
2004
ACM
16 years 4 months ago
2004
ACM
Moving point object data can be analyzed through the discovery of patterns. We consider the computational efficiency of detecting four such spatio-temporal patterns, namely flock,...
121
Voted
GISCIENCE
2004
Springer
15 years 9 months ago
2004
Springer
This paper addresses the issue of how to disseminate relevant information to mobile agents within a geosensor network. Conventional mobile and location-aware systems are founded on...
110
Voted
GISCIENCE
2004
Springer
15 years 9 months ago
2004
Springer
Abstract. Across the globe individuals and organizations are creating geographic data work products with little ability to efficiently or effectively make known and share those dig...
107
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COSIT
2009
Springer
15 years 8 months ago
2009
Springer
Named urban neighborhoods (localities) are often examples of vague place extents. These are compared with current knowledge of vagueness in concepts and categories within semantic ...