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181
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LREC
2010
15 years 7 months ago
2010
After several years of development, the vision of the Semantic Web is gradually becoming reality. Large data repositories have been created and offer semantic information in a mac...
179
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EDBT
2009
ACM
15 years 10 months ago
2009
ACM
We propose efficient techniques for processing various TopK count queries on data with noisy duplicates. Our method differs from existing work on duplicate elimination in two sign...
172
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SIGMOD
1999
ACM
15 years 10 months ago
1999
ACM
Computing multidimensional aggregates in high dimensions is a performance bottleneck for many OLAP applications. Obtaining the exact answer to an aggregation query can be prohibit...
279
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ICDE
2006
IEEE
16 years 7 months ago
2006
IEEE
Adaptivity is a challenging open issue in data stream management. In this paper, we tackle the problem of memory adaptivity inside a system executing temporal sliding window queri...
166
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P2P
2006
IEEE
16 years 5 days ago
2006
IEEE
In this paper, we present a novel approach, named RS2D, to risk driven semantic service query routing in unstructured, so called pure P2P networks. Following the RS2D protocol, ea...