2097 search results - page 159 / 420 » Distributed user modelling for universal information access |
162
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VR
2002
IEEE
15 years 11 months ago
2002
IEEE
VRML97 allows the description of dynamic worlds that can change with both the passage of time, and user interaction. Unfortunately, the current VRML usage model prevents its full ...
179
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SAC
1997
ACM
15 years 10 months ago
1997
ACM
Infomaster is an information integration system. It provides integrated access to distributed, heterogeneous information sources, thus giving its users the illusion of a centraliz...
210
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SRDS
1998
IEEE
15 years 10 months ago
1998
IEEE
A major cost in executing queries in a distributed database system is the data transfer cost incurred in transferring relations (fragments) accessed by a query from different site...
189
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BMCBI
2007
15 years 6 months ago
2007
Several systems have been presented in the last years in order to manage the complexity of large microarray experiments. Although good results have been achieved, most systems ten...
152
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COLCOM
2008
IEEE
16 years 16 days ago
2008
IEEE
Abstract. We investigate a security framework for collaborative applications that relies on the role-based access control (RBAC) model. In our framework, roles are pre-defined and...