3225 search results - page 445 / 645 » Query Optimization by Stored Queries |
165
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AINA
2006
IEEE
16 years 17 days 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...
178
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ICDE
2006
IEEE
16 years 16 days 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...
185
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IEEESCC
2005
IEEE
16 years 2 days 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...
169
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INFOCOM
2005
IEEE
16 years 2 days 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...
152
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MOBIDE
2005
ACM
16 years 1 days ago
2005
ACM
We describe the DAIMON system for data integration of nomadic data. DAIMON is based on an extension of the mediator-wrapper architecture, where each node is a mediator of its own ...