686 search results - page 8 / 138 » Query Answering in Peer-to-Peer Data Exchange Systems |
107
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EMNLP
2004
14 years 10 months ago
2004
Anticipating the availability of large questionanswer datasets, we propose a principled, datadriven Instance-Based approach to Question Answering. Most question answering systems ...
184
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VLDB
2007
ACM
15 years 9 months ago
2007
ACM
Views over probabilistic data contain correlations between tuples, and the current approach is to capture these correlations using explicit lineage. In this paper we propose an al...
107
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CORR
2002
Springer
14 years 9 months ago
2002
Springer
A relational database is inconsistent if it does not satisfy a given set of integrity constraints. Nevertheless, it is likely that most of the data in it is consistent with the co...
SSDBM
2008
IEEE
15 years 3 months ago
2008
IEEE
We propose an automatic method for modeling a relational database that uses SQL triggers and foreign-keys to efficiently answer positive semantic queries about ground instances for...
101
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SIGMOD
2011
ACM
14 years 7 days ago
2011
ACM
This demo shows how usage information buried in query logs can play a central role in data integration and data exchange. More specifically, our system U-Map uses query logs to g...