4334 search results - page 598 / 867 » Distributed Data Management Support for Collaborative Comput... |
160
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WISEC
2010
ACM
16 years 1 months ago
2010
ACM
The problem of localizing in-band wormhole tunnels in MANETs is considered. In an in-band wormhole attack, colluding attackers use a covert tunnel to create the illusion that two ...
207
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KDD
2010
ACM
15 years 10 months ago
2010
ACM
We propose an online topic model for sequentially analyzing the time evolution of topics in document collections. Topics naturally evolve with multiple timescales. For example, so...
157
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WISE
2009
Springer
16 years 3 months ago
2009
Springer
Peer-to-peer (P2P) systems have been recently proposed for providing search and information retrieval facilities over distributed data sources, including web data. Terms and their ...
367
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Publication
Asynchronous transfer mode (ATM) networks must define multicast capabilities in order to efficiently support numerous applications, such as video conferencing and distributed appli...
191
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VLDB
2004
ACM
15 years 12 months ago
2004
ACM
It is well established that bitmap indices are efficient for read-only attributes with low attribute cardinalities. For an attribute with a high cardinality, the size of the bitma...