964 search results - page 44 / 193 » Efficiently Ordering Query Plans for Data Integration |
248
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ICDE
2002
IEEE
16 years 5 months ago
2002
IEEE
We propose a novel approach to shape-based image retrieval that builds upon a similarity criterion which is based on the average point set distance. Compared to traditional techni...
135
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SSDBM
2008
IEEE
15 years 11 months ago
2008
IEEE
Applications requiring the handling of uncertain data have led to the development of database management systems extending the scope of relational databases to include uncertain (p...
124
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VLDB
1997
ACM
15 years 8 months ago
1997
ACM
Businesses today need to interrelate data stored in diverse systems with differing capabilities, ideally via a single high-level query interface. We present the design of a query ...
224
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SIGMOD
2007
ACM
16 years 4 months ago
2007
ACM
Top-k processing in uncertain databases is semantically and computationally different from traditional top-k processing. The interplay between query scores and data uncertainty ma...
181
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SEBD
2008
15 years 5 months ago
2008
Abstract. Peer Data Management Systems (PDMSs) have been recently proposed as an evolution of Peer-To-Peer (P2P) systems toward a more semantics-based description of peers' co...