1888 search results - page 177 / 378 » Algorithms for Querying by Spatial Structure |
157
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CIKM
2009
Springer
15 years 11 months ago
2009
Springer
XML query languages use directional path expressions to locate data in an XML data collection. They are tightly coupled to the structure of a data collection, and can fail when ev...
137
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AI
2010
Springer
15 years 4 months ago
2010
Springer
We consider the problem of finding an unknown graph by using two types of queries with an additive property. Given a graph, an additive query asks the number of edges in a set of ...
GIS
2009
ACM
15 years 9 months ago
2009
ACM
In this paper we consider a novel multimedia application, in which drivers may query multimedia clips captured by smartphones mounted on other vehicles. These multimedia clips vis...
230
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ICDE
1998
IEEE
16 years 5 months ago
1998
IEEE
?Past R-tree studies have focused on the number of nodes visited as a metric of query performance. Since database systems usually include a buffering mechanism, we propose that the...
127
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DOLAP
2006
ACM
15 years 10 months ago
2006
ACM
Motivated by the increasing need to analyze complex, uncertain multidimensional data this paper proposes probabilistic OLAP queries that are computed using probability distributio...