3225 search results - page 509 / 645 » Query Optimization by Stored Queries |
151
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ICDM
2007
IEEE
15 years 11 months ago
2007
IEEE
The convergence of embedded sensor systems and stream query processing suggests an important role for database techniques, in managing data that only partially – and often inacc...
160
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LICS
2007
IEEE
15 years 11 months ago
2007
IEEE
d abstract) Marcin Jurdzi´nski and Ranko Lazi´c∗ Department of Computer Science, University of Warwick, UK An alternation-free modal µ-calculus over data trees is introduced ...
160
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RTSS
2007
IEEE
15 years 11 months ago
2007
IEEE
— Many applications of sensor networks require the base station to collect all the data generated by sensor nodes. As a consequence many-to-one communication pattern, referred to...
152
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WETICE
2007
IEEE
15 years 11 months ago
2007
IEEE
Scientific simulations and experiments use sophisticated data formats to store and access their data. An example of such a format is the Hierarchical Data Format (HDF), commonly u...
160
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ADBIS
2007
Springer
15 years 11 months ago
2007
Springer
The M-tree and its variants have been proved to provide an efficient similarity search in database environments. In order to further improve their performance, in this paper we pro...