2514 search results - page 228 / 503 » On the Computation of Approximations of Database Queries |
187
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EDBT
2009
ACM
15 years 10 months ago
2009
ACM
In emerging applications such as location-based services, sensor monitoring and biological management systems, the values of the database items are naturally imprecise. For these ...
171
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ICDE
2010
IEEE
16 years 6 months ago
2010
IEEE
The sciences, business confederations, and medicine urgently need infrastructure for sharing data and updates among collaborators' constantly changing, heterogeneous databases...
269
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SIGMOD
2005
ACM
16 years 6 months ago
2005
ACM
Many analysis and monitoring applications require the repeated execution of expensive modeling functions over streams of rapidly changing data. These applications can often be exp...
150
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ICCSA
2007
Springer
16 years 24 days ago
2007
Springer
Abstract. Relational algebra is one of the main topics covered in undergraduate computer science database courses. In this paper, we present a web-based tool designed to automatica...
279
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ICDE
2006
IEEE
16 years 8 months ago
2006
IEEE
A k-NN query finds the k nearest-neighbors of a given point from a point database. When it is sufficient to measure object distance using the Euclidian distance, the key to effici...