156 search results - page 18 / 32 » Time-Decayed Correlated Aggregates over Data Streams. |
SIGMOD
2004
ACM
15 years 9 months ago
2004
ACM
We consider the problem of pipelined filters, where a continuous stream of tuples is processed by a set of commutative filters. Pipelined filters are common in stream applications...
EUC
2005
Springer
15 years 3 months ago
2005
Springer
This paper presents a distributed middleware architecture based on a service-oriented approach, to manage high volume sensor events. Event management takes a multi-step operation f...
ICDM
2006
IEEE
15 years 3 months ago
2006
IEEE
We address the problem of capturing and tracking local correlations among time evolving time series. Our approach is based on comparing the local auto-covariance matrices (via the...
DEBS
2009
ACM
14 years 10 months ago
2009
ACM
Recently, decentralized publish-subscribe (pub-sub) systems have gained popularity as a scalable asynchronous messaging paradigm over wide-area networks. Most existing pub-sub sys...
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ICDE
2007
IEEE
15 years 3 months ago
2007
IEEE
We consider the problem of semantic load shedding for continuous queries containing window joins on multiple data streams and propose a robust approach that is effective with the ...