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2004
13 years 9 months ago
2004
: If Topic Maps should be exchanged in distributed environments a common semantic problem occurs: Do two Topics refer to the same Subject? If they describe the same Subject the giv...
FTDCS
1999
IEEE
14 years 1 days ago
1999
IEEE
Present-day object-oriented middleware provides little support for the distribution, replication and caching of the state of a distributed object. This makes these platforms unsui...
ESORICS
2009
Springer
14 years 8 months ago
2009
Springer
Accountability mechanisms, which rely on after-the-fact verification, are an attractive means to enforce authorization policies. In this paper, we describe an operational model of ...
CORR
2007
Springer
13 years 7 months ago
2007
Springer
Abstract—In wireless networks with random node distribution, the underlying point process model and the channel fading process are usually considered separately. A unified frame...
WISEC
2009
ACM
14 years 2 months ago
2009
ACM
Time synchronization in highly distributed wireless systems like sensor and ad hoc networks is extremely important in order to maintain a consistent notion of time throughout the ...