1756 search results - page 259 / 352 » Directed scale-free graphs |
170
Voted
LATIN
2010
Springer
16 years 19 days ago
2010
Springer
Many divide-and-conquer algorithms employ the fact that the vertex set of a graph of bounded treewidth can be separated in two roughly balanced subsets by removing a small subset o...
174
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SIGIR
2009
ACM
16 years 9 days ago
2009
ACM
Social network systems, like last.fm, play a significant role in Web 2.0, containing large amounts of multimedia-enriched data that are enhanced both by explicit user-provided an...
163
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INFOCOM
2008
IEEE
16 years 7 days ago
2008
IEEE
—Recently proposed beaconless georouting algorithms are fully reactive, with nodes forwarding packets without prior knowledge of their neighbors. However, existing approaches for...
164
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CCS
2007
ACM
16 years 1 hour ago
2007
ACM
In this paper, we study the maintenance of role-based access control (RBAC) models in database environments using transitive closure relations. In particular, the algorithms that ...
186
Voted
MOBICOM
2006
ACM
15 years 11 months ago
2006
ACM
Wireless sensor networks are tightly associated with the underlying environment in which the sensors are deployed. The global topology of the network is of great importance to bot...