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IMC
2010
ACM
13 years 5 months ago
2010
ACM
Content delivery systems constitute a major portion of today's Internet traffic. While they are a good source of revenue for Internet Service Providers (ISPs), the huge volum...
FOCS
2009
IEEE
14 years 1 months ago
2009
IEEE
— In a landmark paper [32], Papadimitriou introduced a number of syntactic subclasses of TFNP based on proof styles that (unlike TFNP) admit complete problems. A recent series of...
TCSV
2002
13 years 6 months ago
2002
Video query by semantic keywords is one of the most challenging research issues in video data management. To go beyond low-level similarity and access video data content by semanti...
SIGMOD
2008
ACM
14 years 7 months ago
2008
ACM
Structured peer-to-peer (P2P) overlays have been successfully employed in many applications to locate content. However, they have been less effective in handling massive amounts o...
SIGMOD
2007
ACM
14 years 7 months ago
2007
ACM
We consider in this paper a class of Publish-Subscribe (pub-sub) systems called topic-based systems, where users subscribe to topics and are notified on events that belong to thos...