1927 search results - page 146 / 386 » An Access Control Model for Location based Services |
182
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MDM
2004
Springer
15 years 12 months ago
2004
Springer
Data broadcasting is well known for its excellent scalability. Multi-dimensional range queries, such as spatial range queries of geographical information for location dependent se...
254
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ICDE
2002
IEEE
16 years 7 months ago
2002
IEEE
In this paper, we explore a new paradigm for data management in which a third party service provider hosts "database as a service" providing its customers seamless mecha...
177
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ITCC
2005
IEEE
16 years 2 days ago
2005
IEEE
Web services are becoming an important enabler of the Semantic Web. Besides the need for a rich description mechanism, Web Service information should be made available in an acces...
154
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MMMACNS
2001
Springer
15 years 11 months ago
2001
Springer
Abstract. We present a new model that provides clear and precise semantics for authorization. The semantics is independent from underling security mechanisms and is separate from i...
174
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ISORC
2005
IEEE
16 years 2 days ago
2005
IEEE
Service-based systems have many applications, including collaborative research and development, e-business, health care, environmental control, military applications, and homeland...