4468 search results - page 442 / 894 » Processing Forecasting Queries |
171
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EDBT
2002
ACM
16 years 6 months ago
2002
ACM
Abstract. This work addresses the problem of querying moving objects databases. which capture the inherent uncertainty associated with the location of moving point objects. We addr...
144
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DCC
2007
IEEE
16 years 5 months ago
2007
IEEE
Data synopsis is a lossy compressed representation of data stored into databases that helps the query optimizer to speed up the query process, e.g. time to retrieve the data from ...
218
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LOCA
2009
Springer
16 years 24 days ago
2009
Springer
Abstract. Location-based Services are emerging as popular applications in pervasive computing. Spatial k-anonymity is used in Locationbased Services to protect privacy, by hiding t...
177
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HPCS
2006
IEEE
16 years 9 days ago
2006
IEEE
This paper presents collaborative agents system architecture approach for data dissemination in a wireless sensor network (WSN). This system architecture consists of four layers o...
153
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XSYM
2004
Springer
15 years 11 months ago
2004
Springer
XML indices are essential for efficiently processing XML queries which typically have predicates on both structures and values. Since the number of all possible structural and val...