6004 search results - page 715 / 1201 » Parallelizing query optimization |
158
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ISAAC
2009
Springer
15 years 11 months ago
2009
Springer
Abstract. We study the following one-dimensional range reporting problem: On an array A of n elements, support queries that given two indices i ≤ j and an integer k report the k ...
138
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AINA
2006
IEEE
15 years 10 months ago
2006
IEEE
In query-based wireless sensor networks (WSNs), the system must perform data sensing and retrieval and possibly aggregate data as a response at runtime. Since a WSN is often deplo...
145
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ICDE
2006
IEEE
15 years 10 months ago
2006
IEEE
XML structural joins, which evaluate the containment (ancestor-descendant) relationships between XML elements, are important operations of XML query processing. Estimating structu...
151
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IEEESCC
2005
IEEE
15 years 10 months ago
2005
IEEE
Web service discovery is a key problem as the number of services is expected to increase dramatically. Service discovery at the present time is based primarily on keywords, or int...
140
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INFOCOM
2005
IEEE
15 years 10 months ago
2005
IEEE
— Wireless sensor networks offer the potential to span and monitor large geographical areas inexpensively. Sensor network databases like TinyDB [1] are the dominant architectures...