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PODS
2010
ACM
14 years 2 months ago
2010
ACM
A fundamental problem in data management is to draw a sample of a large data set, for approximate query answering, selectivity estimation, and query planning. With large, streamin...
IPPS
2009
IEEE
14 years 3 months ago
2009
IEEE
We consider the operator mapping problem for in-network stream processing, i.e., the application of a tree of operators in steady-state to multiple data objects that are continuou...
PVLDB
2008
13 years 8 months ago
2008
Many stream-processing systems enforce an order on data streams during query evaluation to help unblock blocking operators and purge state from stateful operators. Such in-order p...
IDEAS
2007
IEEE
14 years 3 months ago
2007
IEEE
A sliding window join (SWJoin) is becoming an integral operation in every stream data management system. In some streaming applications the increasing volume of streamed data as w...
DOA
2001
13 years 10 months ago
2001
There are many challenges in devising solutions for online content processing of live networked multimedia sessions. These include content analysis under uncertainty (evidence of ...