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OOGRAPHICS
1995
14 years 2 months ago
1995
EACL
1993
ACL Anthology
14 years 7 days ago
1993
ACL Anthology
PODS
2008
ACM
14 years 11 months ago
2008
ACM
We revisit the classical chase procedure, studying its properties as well as its applicability to standard database problems. We settle (in the negative) the open problem of decid...
ICTL
1994
14 years 3 months ago
1994
Commonsense knowledge often omits the temporal incidence of facts, and even the ordering between occurrences is only available for some of their instances. Reasoning about the temp...
IJCAI
2003
14 years 8 days ago
2003
In data-integration systems, information sources often have various constraints such as “all houses stored at a source have a unique address.” These constraints are very usefu...