964 search results - page 71 / 193 » Efficiently Ordering Query Plans for Data Integration |
140
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MUE
2008
IEEE
15 years 11 months ago
2008
IEEE
In this paper we propose Rank-Based Broadcast (RBB) algorithm using High Order Markov Chain (HOMC) with weight values in mobile p2p ad-hoc networks (MOPNET) for ubiquitous. RBB us...
211
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SIGMOD
2007
ACM
16 years 4 months ago
2007
ACM
The Boolean semantics of SQL queries cannot adequately capture the "fuzzy" preferences and "soft" criteria required in non-traditional data retrieval applicati...
261
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ICDE
2007
IEEE
16 years 6 months ago
2007
IEEE
Top-k processing in uncertain databases is semantically and computationally different from traditional top-k processing. The interplay between score and uncertainty makes traditio...
248
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VLDB
2003
ACM
16 years 4 months ago
2003
ACM
In data applications such as information integration, there can be limited access patterns to relations, i.e., binding patterns require values to be specified for certain attribut...
203
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ICDE
2007
IEEE
16 years 6 months ago
2007
IEEE
Data sources for data integration often come with spurious schema definitions such as undefined foreign key constraints. Such metadata are important for querying the database and ...