303 search results - page 7 / 61 » Update Algorithms for the Sketch Data Model |
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ICDE
2007
IEEE
16 years 1 months ago
2007
IEEE
Active Data Warehousing has emerged as an alternative to conventional warehousing practices in order to meet the high demand of applications for up-to-date information. In a nutsh...
SPAA
2006
ACM
15 years 5 months ago
2006
ACM
Consider a network in which a collection of source nodes maintain and periodically update data objects for a collection of sink nodes, each of which periodically accesses the data...
ISAAC
2004
Springer
15 years 5 months ago
2004
Springer
We propose a space-efficient scheme for summarizing multidimensional data streams. Our sketch can be used to solve spatial versions of several classical data stream queries effici...
ISAAC
2005
Springer
15 years 5 months ago
2005
Springer
In this paper, we formulate a class of colored range query problems to model the multi-dimensional range queries in the presence of categorical information. By applying appropriate...
EDBTW
2010
Springer
15 years 6 months ago
2010
Springer
We investigate the complexity of performing updates on probabilistic XML data for various classes of probabilistic XML documents of different succinctness. We consider two elemen...