958 search results - page 54 / 192 » Efficient data structures for range-aggregate queries on tre... |
101
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INFOCOM
2010
IEEE
14 years 10 months ago
2010
IEEE
The architecture of two-tiered sensor networks, where storage nodes serve as an intermediate tier between sensors and a sink for storing data and processing queries, has been widel...
124
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DMIN
2007
15 years 2 months ago
2007
- Several algorithms have been introduced for mining frequent itemsets. The recent datasettransformation approach suffers either from the possible increasing in the number of struc...
133
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DEXAW
2007
IEEE
15 years 4 months ago
2007
IEEE
The problem of efficiently evaluating XPath and XQuery queries has become increasingly significant since more and more XML data is stored in its native form. We propose a novel op...
121
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DATESO
2009
14 years 10 months ago
2009
Multi-dimensional data structures have been widely applied in many data management fields. Spatial data indexing is their natural application, however there are many applications i...
129
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WWW
2008
ACM
16 years 1 months ago
2008
ACM
In this paper, we study the problem of keyword proximity search over XML documents and leverage the efficiency and effectiveness. We take the disjunctive semantics among input key...