4382 search results - page 561 / 877 » Query by Semantic Example |
152
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CIKM
2011
Springer
14 years 4 months ago
2011
Springer
Traditional information retrieval techniques based on keyword search help to identify a ranked set of relevant documents, which often contains many documents in the top ranks that...
238
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SIGMOD
2008
ACM
16 years 4 months ago
2008
ACM
To deal with data uncertainty, existing probabilistic database systems augment tuples with attribute-level or tuple-level probability values, which are loaded into the database al...
146
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ICDT
2005
ACM
15 years 9 months ago
2005
ACM
Abstract. A classical problem in query optimization is to find the optimal ordering of a set of possibly correlated selections. We provide an ion of this problem as a generalizati...
135
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COOPIS
2003
IEEE
15 years 9 months ago
2003
IEEE
Abstract. Decision-makers in critical fields such as medicine and finance make use of a wide range of information available over the Internet. Mediation, a data integration techn...
132
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DBPL
1999
Springer
15 years 8 months ago
1999
Springer
Semistructured databases are treated as dynamically typed: they come equipped with no independent schema or type system to constrain the data. Query languages that are designed fo...