429 search results - page 50 / 86 » Query Planning for Continuous Aggregation Queries over a Net... |
TKDE
2010
13 years 6 months ago
2010
— The data management community has recently begun to consider declarative network routing and distributed acquisition: e.g., sensor networks that execute queries about contiguou...
ESA
2010
Springer
13 years 8 months ago
2010
Springer
We study the problem of estimating the average of a Lipschitz continuous function f defined over a metric space, by querying f at only a single point. More specifically, we explore...
MM
2005
ACM
14 years 1 months ago
2005
ACM
Querying live media streams is a challenging problem that is becoming an essential requirement in a growing number of applications. Research in multimedia information systems has ...
IMC
2004
ACM
14 years 1 months ago
2004
ACM
This paper characterizes the query behavior of peers in a peer-topeer (P2P) file sharing system. In contrast to previous work, which provides various aggregate workload statistics...
DATAMINE
2002
13 years 7 months ago
2002
Cubegrades are generalization of association rules which represent how a set of measures (aggregates) is affected by modifying a cube through specialization (rolldown), generaliza...