770 search results - page 116 / 154 » An Approach to Querying Multiple Object Databases |
155
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EDBT
2006
ACM
16 years 6 months ago
2006
ACM
Given a set of N multi-dimensional points, we study the computation of -quantiles according to a ranking function F, which is provided by the user at runtime. Specifically, F compu...
174
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DEXA
2008
Springer
15 years 7 months ago
2008
Springer
We address the problem of maintaining continuous skyline queries efficiently over dynamic objects with d dimensions. Skyline queries are an important new search capability for mult...
287
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SIGMOD
2009
ACM
16 years 6 months ago
2009
ACM
The skyline operator returns from a set of multi-dimensional objects a subset of superior objects that are not dominated by others. This operation is considered very important in ...
167
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HPCC
2007
Springer
16 years 5 days ago
2007
Springer
In a data-indexed DHT overlay network, published data annotations form distributed databases. Queries are distributed to these databases in a nonuniform way. Constructing content d...
160
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APCCM
2009
15 years 7 months ago
2009
Using traditional semantic data modeling, multi-level modeling can be achieved by representing objects in different abstraction hierarchies, namely classification, aggregation and...