167 search results - page 20 / 34 » On the provenance of non-answers to queries over extracted d... |
SIGMOD
2010
ACM
15 years 6 months ago
2010
ACM
Discrimination discovery in databases consists in finding unfair practices against minorities which are hidden in a dataset of historical decisions. The DCUBE system implements t...
208
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SIGMOD
2006
ACM
16 years 1 months ago
2006
ACM
Text is ubiquitous and, not surprisingly, many important applications rely on textual data for a variety of tasks. As a notable example, information extraction applications derive...
124
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WWW
2006
ACM
16 years 2 months ago
2006
ACM
We introduce a new, powerful class of text proximity queries: find an instance of a given "answer type" (person, place, distance) near "selector" tokens matchi...
114
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EDBT
2011
ACM
14 years 4 months ago
2011
ACM
We demonstrate Habitat, a declarative observational debugger for SQL. Habitat facilitates true language-level (not: plan-level) debugging of, probably flawed, SQL queries that yi...
171
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SIGMOD
2012
ACM
13 years 3 months ago
2012
ACM
While extensive work has been done on evaluating queries over tuple-independent probabilistic databases, query evaluation over correlated data has received much less attention eve...