578 search results - page 7 / 116 » The Importance of Aggregation |
157
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ICDE
2003
IEEE
15 years 11 months ago
2003
IEEE
Iceberg-cube mining is to compute the GROUP BY partitions, for all GROUP BY dimension lists, that satisfy a given aggregate constraint. Previous works have pushed anti-monotone co...
107
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WAIM
2009
Springer
15 years 4 months ago
2009
Springer
Large amount of uncertain data is inherent in many novel and important applications such as sensor data analysis and mobile data management. A probabilistic threshold range aggrega...
109
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ADHOCNOW
2008
Springer
14 years 10 months ago
2008
Springer
This paper presents a novel method for optimizing sliding window based continuous queries. We deal with two categories of aggregation operations: stepwise aggregation (e.g. COUNT) ...
JCM
2006
14 years 9 months ago
2006
Multicast tree aggregation is a technique that reduces the control overhead and the number of states induced by multicast. The main idea of this protocol is to route several groups...
APWEB
2008
Springer
14 years 11 months ago
2008
Springer
Abstract. Nowadays, we have witnessed the widely recognized phenomenon of high speed data streams. Various statistics computation over data streams is often required by many applic...