2223 search results - page 279 / 445 » Query Optimization in an OODBMS |
139
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VLDB
2005
ACM
15 years 10 months ago
2005
ACM
SQL extensions that allow queries to explicitly specify data quality requirements in terms of currency and consistency were proposed in an earlier paper. This paper develops a dat...
139
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SIGMOD
1989
ACM
15 years 8 months ago
1989
ACM
Spatial objects other than points and boxes can be stored in spatial indexes, but the techniques usually require the use of approximations that can be arbitrarily bad. This leads ...
158
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SODA
2008
ACM
15 years 6 months ago
2008
ACM
We describe an asymptotically optimal data-structure for dynamic point location for horizontal segments. For n line-segments, queries take O(log n) time, updates take O(log n) amo...
167
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ICMCS
2007
IEEE
15 years 4 months ago
2007
IEEE
We propose a neural network based method for organizing images for content-based image retrieval. We use spectral histogram features, the histograms of filtered images to capture...
133
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PE
2007
Springer
15 years 4 months ago
2007
Springer
We propose and analyze an information-sharing application for wireless intervehicular networks, called Infoshare. Infoshare leverages the broadcast nature of the wireless medium t...