1140 search results - page 129 / 228 » A Purpose-Based Access Control Model |
101
Voted
CCS
2009
ACM
15 years 10 months ago
2009
ACM
Modern computer systems permit users to access protected information from remote locations. In certain secure environments, it would be desirable to restrict this access to a part...
139
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CSCW
1996
ACM
15 years 8 months ago
1996
ACM
Our experience with Internet-based scientific collaboratories indicates that they need to be user-extensible, allow users to add tools and objects dynamically to shared workspaces...
147
Voted
GLOBECOM
2008
IEEE
15 years 10 months ago
2008
IEEE
— Multi-user multiple-input multiple-output (MIMO) systems have been emerging and attracting considerable attention recently for its potential to substantially improve system cap...
138
Voted
OTM
2005
Springer
15 years 9 months ago
2005
Springer
Abstract. Process–aware information systems (PAIS) must provide sufficient flexibility to their users to support a broad spectrum of application scenarios. As a response to thi...
142
Voted
BTW
2003
Springer
15 years 9 months ago
2003
Springer
Abstract: In order to achieve efficient execution plans for queries comprising userdefined data types and predicates, the database system has to be provided with appropriate index ...